sdl-ios-xcode: src/audio/SDL_audiotypecvt.c annotate

annotate src/audio/SDL_audiotypecvt.c @ 2960:91708bc14aab

It's probably not worth pushing palettized textures. The memory optimization isn't worth the effort on modern hardware with the sorts of games that would be using the SDL 1.3 texture API.

author	Sam Lantinga <slouken@libsdl.org>
date	Fri, 02 Jan 2009 09:27:36 +0000
parents	1210d5a28e16
children	f3dcf04412cf

rev	line source
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1982 diff changeset	1 /* DO NOT EDIT! This file is generated by sdlgenaudiocvt.pl */
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2 /*
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	3 SDL - Simple DirectMedia Layer
2859 99210400e8b9 Updated copyright date Sam Lantinga <slouken@libsdl.org> parents: 2011 diff changeset	4 Copyright (C) 1997-2009 Sam Lantinga
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	5
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	6 This library is free software; you can redistribute it and/or
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	7 modify it under the terms of the GNU Lesser General Public
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	8 License as published by the Free Software Foundation; either
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	9 version 2.1 of the License, or (at your option) any later version.
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	10
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	11 This library is distributed in the hope that it will be useful,
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	12 but WITHOUT ANY WARRANTY; without even the implied warranty of
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	14 Lesser General Public License for more details.
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	15
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	16 You should have received a copy of the GNU Lesser General Public
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	17 License along with this library; if not, write to the Free Software
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	18 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	19
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	20 Sam Lantinga
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	21 slouken@libsdl.org
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	22 */
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	23
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	24 #include "SDL_config.h"
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	25 #include "SDL_audio.h"
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	26 #include "SDL_audio_c.h"
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	27
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1982 diff changeset	28 /* INDENT-OFF */
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	29
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	30 #define DIVBY127 0.0078740157480315f
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	31 #define DIVBY32767 3.05185094759972e-05f
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	32 #define DIVBY2147483647 4.6566128752458e-10f
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	33
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	34 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	35 SDL_Convert_U8_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	36 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	37 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	38 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	39 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	40
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	41 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	42 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	43 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	44
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	45 src = (const Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	46 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	47 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	48 const Sint8 val = ((*src) ^ 0x80);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	49 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	50 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	51
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	52 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	53 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	54 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	55 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	56
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	57 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	58 SDL_Convert_U8_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	59 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	60 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	61 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	62 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	63
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	64 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	65 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	66 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	67
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	68 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	69 dst = ((Uint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	70 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	71 const Uint16 val = (((Uint16) *src) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	72 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	73 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	74
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	75 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	76 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	77 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	78 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	79 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	80
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	81 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	82 SDL_Convert_U8_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	83 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	84 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	85 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	86 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	87
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	88 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	89 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	90 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	91
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	92 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	93 dst = ((Sint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	94 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	95 const Sint16 val = (((Sint16) ((*src) ^ 0x80)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	96 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	97 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	98
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	99 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	100 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	101 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	102 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	103 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	104
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	105 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	106 SDL_Convert_U8_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	107 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	108 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	109 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	110 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	111
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	112 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	113 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	114 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	115
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	116 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	117 dst = ((Uint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	118 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	119 const Uint16 val = (((Uint16) *src) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	120 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	121 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	122
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	123 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	124 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	125 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	126 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	127 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	128
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	129 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	130 SDL_Convert_U8_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	131 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	132 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	133 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	134 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	135
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	136 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	137 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	138 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	139
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	140 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	141 dst = ((Sint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	142 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	143 const Sint16 val = (((Sint16) ((*src) ^ 0x80)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	144 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	145 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	146
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	147 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	148 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	149 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	150 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	151 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	152
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	153 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	154 SDL_Convert_U8_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	155 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	156 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	157 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	158 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	159
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	160 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	161 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	162 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	163
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	164 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	165 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	166 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	167 const Sint32 val = (((Sint32) ((*src) ^ 0x80)) << 24);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	168 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	169 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	170
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	171 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	172 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	173 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	174 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	175 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	176
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	177 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	178 SDL_Convert_U8_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	179 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	180 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	181 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	182 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	183
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	184 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	185 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	186 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	187
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	188 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	189 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	190 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	191 const Sint32 val = (((Sint32) ((*src) ^ 0x80)) << 24);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	192 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	193 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	194
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	195 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	196 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	197 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	198 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	199 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	200
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	201 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	202 SDL_Convert_U8_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	203 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	204 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	205 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	206 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	207
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	208 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	209 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	210 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	211
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	212 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	213 dst = ((float ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	214 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	215 const float val = ((((float) src) DIVBY127) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	216 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	217 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	218
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	219 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	220 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	221 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	222 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	223 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	224
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	225 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	226 SDL_Convert_U8_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	227 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	228 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	229 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	230 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	231
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	232 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	233 fprintf(stderr, "Converting AUDIO_U8 to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	234 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	235
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	236 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	237 dst = ((float ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	238 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	239 const float val = ((((float) src) DIVBY127) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	240 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	241 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	242
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	243 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	244 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	245 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	246 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	247 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	248
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	249 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	250 SDL_Convert_S8_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	251 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	252 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	253 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	254 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	255
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	256 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	257 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	258 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	259
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	260 src = (const Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	261 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	262 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	263 const Uint8 val = ((((Sint8) *src)) ^ 0x80);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	264 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	265 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	266
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	267 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	268 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	269 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	270 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	271
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	272 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	273 SDL_Convert_S8_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	274 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	275 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	276 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	277 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	278
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	279 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	280 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	281 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	282
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	283 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	284 dst = ((Uint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	285 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	286 const Uint16 val = (((Uint16) ((((Sint8) *src)) ^ 0x80)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	287 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	288 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	289
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	290 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	291 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	292 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	293 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	294 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	295
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	296 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	297 SDL_Convert_S8_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	298 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	299 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	300 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	301 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	302
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	303 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	304 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	305 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	306
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	307 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	308 dst = ((Sint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	309 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	310 const Sint16 val = (((Sint16) ((Sint8) *src)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	311 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	312 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	313
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	314 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	315 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	316 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	317 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	318 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	319
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	320 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	321 SDL_Convert_S8_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	322 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	323 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	324 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	325 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	326
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	327 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	328 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	329 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	330
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	331 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	332 dst = ((Uint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	333 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	334 const Uint16 val = (((Uint16) ((((Sint8) *src)) ^ 0x80)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	335 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	336 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	337
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	338 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	339 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	340 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	341 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	342 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	343
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	344 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	345 SDL_Convert_S8_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	346 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	347 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	348 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	349 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	350
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	351 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	352 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	353 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	354
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	355 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	356 dst = ((Sint16 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	357 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	358 const Sint16 val = (((Sint16) ((Sint8) *src)) << 8);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	359 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	360 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	361
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	362 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	363 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	364 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	365 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	366 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	367
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	368 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	369 SDL_Convert_S8_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	370 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	371 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	372 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	373 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	374
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	375 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	376 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	377 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	378
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	379 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	380 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	381 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	382 const Sint32 val = (((Sint32) ((Sint8) *src)) << 24);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	383 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	384 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	385
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	386 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	387 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	388 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	389 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	390 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	391
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	392 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	393 SDL_Convert_S8_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	394 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	395 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	396 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	397 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	398
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	399 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	400 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	401 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	402
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	403 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	404 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	405 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	406 const Sint32 val = (((Sint32) ((Sint8) *src)) << 24);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	407 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	408 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	409
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	410 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	411 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	412 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	413 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	414 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	415
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	416 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	417 SDL_Convert_S8_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	418 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	419 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	420 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	421 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	422
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	423 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	424 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	425 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	426
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	427 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	428 dst = ((float ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	429 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	430 const float val = (((float) ((Sint8) src)) DIVBY127);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	431 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	432 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	433
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	434 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	435 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	436 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	437 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	438 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	439
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	440 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	441 SDL_Convert_S8_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	442 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	443 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	444 const Uint8 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	445 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	446
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	447 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	448 fprintf(stderr, "Converting AUDIO_S8 to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	449 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	450
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	451 src = ((const Uint8 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	452 dst = ((float ) (cvt->buf + cvt->len_cvt 4)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	453 for (i = cvt->len_cvt / sizeof (Uint8); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	454 const float val = (((float) ((Sint8) src)) DIVBY127);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	455 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	456 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	457
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	458 cvt->len_cvt *= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	459 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	460 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	461 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	462 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	463
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	464 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	465 SDL_Convert_U16LSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	466 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	467 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	468 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	469 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	470
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	471 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	472 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	473 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	474
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	475 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	476 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	477 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	478 const Uint8 val = ((Uint8) (SDL_SwapLE16(*src) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	479 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	480 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	481
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	482 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	483 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	484 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	485 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	486 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	487
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	488 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	489 SDL_Convert_U16LSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	490 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	491 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	492 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	493 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	494
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	495 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	496 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	497 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	498
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	499 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	500 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	501 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	502 const Sint8 val = ((Sint8) (((SDL_SwapLE16(*src)) ^ 0x8000) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	503 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	504 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	505
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	506 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	507 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	508 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	509 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	510 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	511
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	512 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	513 SDL_Convert_U16LSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	514 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	515 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	516 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	517 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	518
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	519 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	520 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	521 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	522
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	523 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	524 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	525 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	526 const Sint16 val = ((SDL_SwapLE16(*src)) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	527 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	528 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	529
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	530 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	531 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	532 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	533 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	534
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	535 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	536 SDL_Convert_U16LSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	537 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	538 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	539 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	540 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	541
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	542 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	543 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	544 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	545
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	546 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	547 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	548 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	549 const Uint16 val = SDL_SwapLE16(*src);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	550 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	551 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	552
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	553 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	554 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	555 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	556 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	557
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	558 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	559 SDL_Convert_U16LSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	560 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	561 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	562 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	563 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	564
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	565 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	566 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	567 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	568
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	569 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	570 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	571 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	572 const Sint16 val = ((SDL_SwapLE16(*src)) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	573 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	574 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	575
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	576 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	577 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	578 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	579 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	580
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	581 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	582 SDL_Convert_U16LSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	583 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	584 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	585 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	586 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	587
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	588 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	589 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	590 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	591
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	592 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	593 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	594 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	595 const Sint32 val = (((Sint32) ((SDL_SwapLE16(*src)) ^ 0x8000)) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	596 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	597 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	598
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	599 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	600 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	601 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	602 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	603 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	604
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	605 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	606 SDL_Convert_U16LSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	607 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	608 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	609 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	610 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	611
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	612 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	613 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	614 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	615
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	616 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	617 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	618 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	619 const Sint32 val = (((Sint32) ((SDL_SwapLE16(*src)) ^ 0x8000)) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	620 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	621 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	622
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	623 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	624 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	625 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	626 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	627 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	628
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	629 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	630 SDL_Convert_U16LSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	631 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	632 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	633 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	634 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	635
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	636 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	637 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	638 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	639
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	640 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	641 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	642 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	643 const float val = ((((float) SDL_SwapLE16(src)) DIVBY32767) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	644 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	645 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	646
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	647 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	648 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	649 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	650 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	651 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	652
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	653 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	654 SDL_Convert_U16LSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	655 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	656 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	657 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	658 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	659
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	660 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	661 fprintf(stderr, "Converting AUDIO_U16LSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	662 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	663
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	664 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	665 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	666 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	667 const float val = ((((float) SDL_SwapLE16(src)) DIVBY32767) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	668 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	669 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	670
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	671 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	672 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	673 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	674 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	675 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	676
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	677 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	678 SDL_Convert_S16LSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	679 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	680 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	681 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	682 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	683
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	684 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	685 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	686 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	687
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	688 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	689 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	690 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	691 const Uint8 val = ((Uint8) (((((Sint16) SDL_SwapLE16(*src))) ^ 0x8000) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	692 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	693 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	694
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	695 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	696 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	697 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	698 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	699 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	700
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	701 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	702 SDL_Convert_S16LSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	703 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	704 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	705 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	706 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	707
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	708 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	709 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	710 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	711
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	712 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	713 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	714 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	715 const Sint8 val = ((Sint8) (((Sint16) SDL_SwapLE16(*src)) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	716 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	717 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	718
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	719 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	720 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	721 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	722 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	723 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	724
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	725 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	726 SDL_Convert_S16LSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	727 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	728 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	729 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	730 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	731
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	732 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	733 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	734 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	735
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	736 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	737 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	738 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	739 const Uint16 val = ((((Sint16) SDL_SwapLE16(*src))) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	740 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	741 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	742
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	743 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	744 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	745 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	746 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	747
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	748 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	749 SDL_Convert_S16LSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	750 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	751 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	752 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	753 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	754
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	755 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	756 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	757 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	758
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	759 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	760 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	761 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	762 const Uint16 val = ((((Sint16) SDL_SwapLE16(*src))) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	763 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	764 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	765
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	766 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	767 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	768 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	769 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	770
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	771 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	772 SDL_Convert_S16LSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	773 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	774 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	775 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	776 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	777
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	778 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	779 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	780 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	781
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	782 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	783 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	784 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	785 const Sint16 val = ((Sint16) SDL_SwapLE16(*src));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	786 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	787 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	788
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	789 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	790 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	791 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	792 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	793
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	794 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	795 SDL_Convert_S16LSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	796 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	797 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	798 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	799 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	800
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	801 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	802 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	803 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	804
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	805 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	806 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	807 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	808 const Sint32 val = (((Sint32) ((Sint16) SDL_SwapLE16(*src))) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	809 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	810 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	811
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	812 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	813 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	814 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	815 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	816 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	817
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	818 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	819 SDL_Convert_S16LSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	820 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	821 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	822 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	823 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	824
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	825 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	826 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	827 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	828
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	829 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	830 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	831 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	832 const Sint32 val = (((Sint32) ((Sint16) SDL_SwapLE16(*src))) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	833 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	834 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	835
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	836 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	837 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	838 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	839 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	840 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	841
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	842 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	843 SDL_Convert_S16LSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	844 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	845 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	846 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	847 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	848
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	849 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	850 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	851 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	852
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	853 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	854 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	855 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	856 const float val = (((float) ((Sint16) SDL_SwapLE16(src))) DIVBY32767);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	857 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	858 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	859
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	860 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	861 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	862 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	863 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	864 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	865
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	866 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	867 SDL_Convert_S16LSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	868 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	869 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	870 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	871 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	872
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	873 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	874 fprintf(stderr, "Converting AUDIO_S16LSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	875 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	876
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	877 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	878 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	879 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	880 const float val = (((float) ((Sint16) SDL_SwapLE16(src))) DIVBY32767);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	881 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	882 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	883
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	884 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	885 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	886 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	887 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	888 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	889
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	890 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	891 SDL_Convert_U16MSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	892 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	893 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	894 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	895 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	896
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	897 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	898 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	899 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	900
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	901 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	902 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	903 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	904 const Uint8 val = ((Uint8) (SDL_SwapBE16(*src) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	905 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	906 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	907
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	908 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	909 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	910 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	911 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	912 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	913
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	914 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	915 SDL_Convert_U16MSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	916 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	917 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	918 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	919 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	920
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	921 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	922 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	923 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	924
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	925 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	926 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	927 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	928 const Sint8 val = ((Sint8) (((SDL_SwapBE16(*src)) ^ 0x8000) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	929 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	930 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	931
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	932 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	933 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	934 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	935 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	936 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	937
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	938 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	939 SDL_Convert_U16MSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	940 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	941 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	942 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	943 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	944
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	945 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	946 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	947 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	948
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	949 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	950 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	951 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	952 const Uint16 val = SDL_SwapBE16(*src);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	953 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	954 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	955
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	956 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	957 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	958 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	959 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	960
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	961 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	962 SDL_Convert_U16MSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	963 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	964 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	965 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	966 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	967
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	968 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	969 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	970 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	971
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	972 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	973 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	974 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	975 const Sint16 val = ((SDL_SwapBE16(*src)) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	976 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	977 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	978
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	979 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	980 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	981 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	982 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	983
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	984 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	985 SDL_Convert_U16MSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	986 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	987 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	988 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	989 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	990
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	991 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	992 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	993 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	994
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	995 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	996 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	997 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	998 const Sint16 val = ((SDL_SwapBE16(*src)) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	999 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1000 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1001
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1002 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1003 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1004 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1005 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1006
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1007 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1008 SDL_Convert_U16MSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1009 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1010 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1011 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1012 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1013
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1014 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1015 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1016 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1017
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1018 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1019 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1020 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1021 const Sint32 val = (((Sint32) ((SDL_SwapBE16(*src)) ^ 0x8000)) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1022 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1023 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1024
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1025 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1026 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1027 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1028 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1029 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1030
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1031 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1032 SDL_Convert_U16MSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1033 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1034 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1035 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1036 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1037
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1038 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1039 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1040 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1041
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1042 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1043 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1044 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1045 const Sint32 val = (((Sint32) ((SDL_SwapBE16(*src)) ^ 0x8000)) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1046 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1047 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1048
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1049 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1050 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1051 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1052 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1053 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1054
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1055 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1056 SDL_Convert_U16MSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1057 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1058 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1059 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1060 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1061
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1062 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1063 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1064 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1065
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1066 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1067 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1068 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1069 const float val = ((((float) SDL_SwapBE16(src)) DIVBY32767) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1070 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1071 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1072
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1073 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1074 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1075 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1076 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1077 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1078
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1079 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1080 SDL_Convert_U16MSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1081 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1082 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1083 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1084 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1085
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1086 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1087 fprintf(stderr, "Converting AUDIO_U16MSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1088 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1089
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1090 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1091 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1092 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1093 const float val = ((((float) SDL_SwapBE16(src)) DIVBY32767) - 1.0f);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1094 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1095 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1096
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1097 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1098 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1099 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1100 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1101 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1102
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1103 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1104 SDL_Convert_S16MSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1105 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1106 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1107 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1108 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1109
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1110 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1111 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1112 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1113
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1114 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1115 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1116 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1117 const Uint8 val = ((Uint8) (((((Sint16) SDL_SwapBE16(*src))) ^ 0x8000) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1118 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1119 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1120
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1121 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1122 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1123 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1124 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1125 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1126
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1127 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1128 SDL_Convert_S16MSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1129 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1130 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1131 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1132 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1133
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1134 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1135 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1136 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1137
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1138 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1139 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1140 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1141 const Sint8 val = ((Sint8) (((Sint16) SDL_SwapBE16(*src)) >> 8));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1142 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1143 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1144
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1145 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1146 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1147 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1148 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1149 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1150
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1151 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1152 SDL_Convert_S16MSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1153 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1154 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1155 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1156 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1157
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1158 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1159 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1160 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1161
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1162 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1163 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1164 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1165 const Uint16 val = ((((Sint16) SDL_SwapBE16(*src))) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1166 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1167 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1168
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1169 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1170 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1171 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1172 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1173
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1174 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1175 SDL_Convert_S16MSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1176 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1177 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1178 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1179 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1180
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1181 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1182 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1183 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1184
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1185 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1186 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1187 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1188 const Sint16 val = ((Sint16) SDL_SwapBE16(*src));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1189 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1190 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1191
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1192 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1193 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1194 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1195 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1196
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1197 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1198 SDL_Convert_S16MSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1199 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1200 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1201 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1202 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1203
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1204 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1205 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1206 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1207
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1208 src = (const Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1209 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1210 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1211 const Uint16 val = ((((Sint16) SDL_SwapBE16(*src))) ^ 0x8000);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1212 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1213 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1214
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1215 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1216 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1217 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1218 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1219
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1220 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1221 SDL_Convert_S16MSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1222 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1223 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1224 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1225 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1226
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1227 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1228 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1229 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1230
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1231 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1232 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1233 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1234 const Sint32 val = (((Sint32) ((Sint16) SDL_SwapBE16(*src))) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1235 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1236 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1237
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1238 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1239 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1240 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1241 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1242 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1243
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1244 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1245 SDL_Convert_S16MSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1246 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1247 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1248 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1249 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1250
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1251 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1252 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1253 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1254
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1255 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1256 dst = ((Sint32 ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1257 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1258 const Sint32 val = (((Sint32) ((Sint16) SDL_SwapBE16(*src))) << 16);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1259 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1260 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1261
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1262 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1263 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1264 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1265 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1266 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1267
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1268 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1269 SDL_Convert_S16MSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1270 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1271 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1272 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1273 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1274
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1275 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1276 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1277 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1278
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1279 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1280 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1281 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1282 const float val = (((float) ((Sint16) SDL_SwapBE16(src))) DIVBY32767);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1283 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1284 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1285
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1286 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1287 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1288 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1289 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1290 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1291
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1292 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1293 SDL_Convert_S16MSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1294 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1295 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1296 const Uint16 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1297 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1298
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1299 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1300 fprintf(stderr, "Converting AUDIO_S16MSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1301 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1302
2956 1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1303 src = ((const Uint16 *) (cvt->buf + cvt->len_cvt)) - 1;
1210d5a28e16 Fixed off-by-one in audio converters, when growing a data type's size. Ryan C. Gordon <icculus@icculus.org> parents: 2955 diff changeset	1304 dst = ((float ) (cvt->buf + cvt->len_cvt 2)) - 1;
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1305 for (i = cvt->len_cvt / sizeof (Uint16); i; --i, --src, --dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1306 const float val = (((float) ((Sint16) SDL_SwapBE16(src))) DIVBY32767);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1307 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1308 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1309
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1310 cvt->len_cvt *= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1311 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1312 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1313 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1314 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1315
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1316 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1317 SDL_Convert_S32LSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1318 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1319 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1320 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1321 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1322
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1323 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1324 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1325 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1326
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1327 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1328 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1329 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1330 const Uint8 val = ((Uint8) (((((Sint32) SDL_SwapLE32(*src))) ^ 0x80000000) >> 24));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1331 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1332 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1333
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1334 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1335 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1336 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1337 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1338 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1339
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1340 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1341 SDL_Convert_S32LSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1342 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1343 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1344 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1345 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1346
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1347 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1348 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1349 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1350
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1351 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1352 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1353 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1354 const Sint8 val = ((Sint8) (((Sint32) SDL_SwapLE32(*src)) >> 24));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1355 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1356 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1357
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1358 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1359 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1360 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1361 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1362 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1363
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1364 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1365 SDL_Convert_S32LSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1366 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1367 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1368 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1369 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1370
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1371 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1372 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1373 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1374
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1375 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1376 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1377 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1378 const Uint16 val = ((Uint16) (((((Sint32) SDL_SwapLE32(*src))) ^ 0x80000000) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1379 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1380 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1381
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1382 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1383 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1384 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1385 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1386 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1387
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1388 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1389 SDL_Convert_S32LSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1390 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1391 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1392 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1393 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1394
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1395 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1396 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1397 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1398
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1399 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1400 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1401 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1402 const Sint16 val = ((Sint16) (((Sint32) SDL_SwapLE32(*src)) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1403 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1404 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1405
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1406 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1407 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1408 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1409 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1410 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1411
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1412 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1413 SDL_Convert_S32LSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1414 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1415 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1416 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1417 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1418
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1419 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1420 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1421 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1422
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1423 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1424 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1425 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1426 const Uint16 val = ((Uint16) (((((Sint32) SDL_SwapLE32(*src))) ^ 0x80000000) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1427 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1428 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1429
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1430 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1431 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1432 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1433 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1434 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1435
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1436 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1437 SDL_Convert_S32LSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1438 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1439 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1440 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1441 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1442
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1443 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1444 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1445 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1446
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1447 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1448 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1449 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1450 const Sint16 val = ((Sint16) (((Sint32) SDL_SwapLE32(*src)) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1451 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1452 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1453
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1454 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1455 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1456 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1457 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1458 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1459
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1460 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1461 SDL_Convert_S32LSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1462 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1463 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1464 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1465 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1466
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1467 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1468 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1469 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1470
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1471 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1472 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1473 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1474 const Sint32 val = ((Sint32) SDL_SwapLE32(*src));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1475 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1476 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1477
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1478 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1479 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1480 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1481 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1482
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1483 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1484 SDL_Convert_S32LSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1485 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1486 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1487 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1488 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1489
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1490 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1491 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1492 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1493
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1494 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1495 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1496 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1497 const float val = (((float) ((Sint32) SDL_SwapLE32(src))) DIVBY2147483647);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1498 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1499 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1500
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1501 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1502 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1503 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1504 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1505
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1506 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1507 SDL_Convert_S32LSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1508 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1509 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1510 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1511 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1512
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1513 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1514 fprintf(stderr, "Converting AUDIO_S32LSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1515 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1516
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1517 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1518 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1519 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1520 const float val = (((float) ((Sint32) SDL_SwapLE32(src))) DIVBY2147483647);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1521 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1522 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1523
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1524 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1525 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1526 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1527 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1528
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1529 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1530 SDL_Convert_S32MSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1531 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1532 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1533 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1534 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1535
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1536 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1537 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1538 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1539
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1540 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1541 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1542 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1543 const Uint8 val = ((Uint8) (((((Sint32) SDL_SwapBE32(*src))) ^ 0x80000000) >> 24));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1544 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1545 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1546
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1547 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1548 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1549 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1550 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1551 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1552
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1553 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1554 SDL_Convert_S32MSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1555 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1556 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1557 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1558 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1559
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1560 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1561 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1562 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1563
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1564 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1565 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1566 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1567 const Sint8 val = ((Sint8) (((Sint32) SDL_SwapBE32(*src)) >> 24));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1568 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1569 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1570
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1571 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1572 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1573 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1574 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1575 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1576
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1577 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1578 SDL_Convert_S32MSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1579 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1580 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1581 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1582 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1583
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1584 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1585 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1586 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1587
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1588 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1589 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1590 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1591 const Uint16 val = ((Uint16) (((((Sint32) SDL_SwapBE32(*src))) ^ 0x80000000) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1592 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1593 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1594
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1595 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1596 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1597 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1598 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1599 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1600
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1601 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1602 SDL_Convert_S32MSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1603 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1604 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1605 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1606 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1607
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1608 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1609 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1610 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1611
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1612 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1613 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1614 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1615 const Sint16 val = ((Sint16) (((Sint32) SDL_SwapBE32(*src)) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1616 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1617 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1618
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1619 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1620 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1621 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1622 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1623 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1624
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1625 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1626 SDL_Convert_S32MSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1627 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1628 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1629 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1630 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1631
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1632 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1633 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1634 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1635
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1636 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1637 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1638 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1639 const Uint16 val = ((Uint16) (((((Sint32) SDL_SwapBE32(*src))) ^ 0x80000000) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1640 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1641 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1642
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1643 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1644 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1645 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1646 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1647 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1648
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1649 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1650 SDL_Convert_S32MSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1651 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1652 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1653 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1654 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1655
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1656 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1657 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1658 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1659
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1660 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1661 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1662 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1663 const Sint16 val = ((Sint16) (((Sint32) SDL_SwapBE32(*src)) >> 16));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1664 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1665 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1666
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1667 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1668 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1669 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1670 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1671 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1672
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1673 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1674 SDL_Convert_S32MSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1675 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1676 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1677 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1678 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1679
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1680 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1681 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1682 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1683
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1684 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1685 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1686 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1687 const Sint32 val = ((Sint32) SDL_SwapBE32(*src));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1688 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1689 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1690
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1691 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1692 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1693 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1694 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1695
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1696 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1697 SDL_Convert_S32MSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1698 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1699 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1700 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1701 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1702
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1703 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1704 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1705 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1706
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1707 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1708 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1709 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1710 const float val = (((float) ((Sint32) SDL_SwapBE32(src))) DIVBY2147483647);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1711 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1712 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1713
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1714 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1715 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1716 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1717 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1718
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1719 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1720 SDL_Convert_S32MSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1721 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1722 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1723 const Uint32 *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1724 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1725
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1726 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1727 fprintf(stderr, "Converting AUDIO_S32MSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1728 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1729
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1730 src = (const Uint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1731 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1732 for (i = cvt->len_cvt / sizeof (Uint32); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1733 const float val = (((float) ((Sint32) SDL_SwapBE32(src))) DIVBY2147483647);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1734 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1735 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1736
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1737 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1738 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1739 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1740 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1741
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1742 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1743 SDL_Convert_F32LSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1744 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1745 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1746 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1747 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1748
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1749 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1750 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1751 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1752
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1753 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1754 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1755 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1756 const Uint8 val = ((Uint8) ((SDL_SwapFloatLE(src) + 1.0f) 127.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1757 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1758 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1759
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1760 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1761 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1762 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1763 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1764 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1765
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1766 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1767 SDL_Convert_F32LSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1768 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1769 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1770 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1771 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1772
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1773 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1774 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1775 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1776
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1777 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1778 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1779 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1780 const Sint8 val = ((Sint8) (SDL_SwapFloatLE(src) 127.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1781 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1782 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1783
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1784 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1785 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1786 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1787 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1788 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1789
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1790 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1791 SDL_Convert_F32LSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1792 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1793 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1794 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1795 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1796
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1797 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1798 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1799 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1800
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1801 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1802 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1803 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1804 const Uint16 val = ((Uint16) ((SDL_SwapFloatLE(src) + 1.0f) 32767.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1805 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1806 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1807
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1808 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1809 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1810 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1811 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1812 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1813
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1814 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1815 SDL_Convert_F32LSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1816 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1817 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1818 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1819 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1820
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1821 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1822 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1823 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1824
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1825 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1826 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1827 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1828 const Sint16 val = ((Sint16) (SDL_SwapFloatLE(src) 32767.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1829 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1830 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1831
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1832 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1833 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1834 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1835 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1836 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1837
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1838 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1839 SDL_Convert_F32LSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1840 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1841 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1842 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1843 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1844
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1845 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1846 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1847 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1848
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1849 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1850 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1851 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1852 const Uint16 val = ((Uint16) ((SDL_SwapFloatLE(src) + 1.0f) 32767.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1853 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1854 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1855
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1856 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1857 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1858 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1859 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1860 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1861
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1862 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1863 SDL_Convert_F32LSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1864 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1865 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1866 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1867 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1868
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1869 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1870 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1871 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1872
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1873 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1874 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1875 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1876 const Sint16 val = ((Sint16) (SDL_SwapFloatLE(src) 32767.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1877 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1878 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1879
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1880 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1881 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1882 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1883 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1884 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1885
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1886 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1887 SDL_Convert_F32LSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1888 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1889 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1890 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1891 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1892
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1893 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1894 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1895 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1896
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1897 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1898 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1899 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1900 const Sint32 val = ((Sint32) (SDL_SwapFloatLE(src) 2147483647.0));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1901 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1902 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1903
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1904 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1905 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1906 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1907 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1908
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1909 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1910 SDL_Convert_F32LSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1911 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1912 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1913 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1914 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1915
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1916 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1917 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1918 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1919
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1920 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1921 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1922 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1923 const Sint32 val = ((Sint32) (SDL_SwapFloatLE(src) 2147483647.0));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1924 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1925 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1926
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1927 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1928 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1929 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1930 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1931
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1932 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1933 SDL_Convert_F32LSB_to_F32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1934 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1935 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1936 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1937 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1938
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1939 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1940 fprintf(stderr, "Converting AUDIO_F32LSB to AUDIO_F32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1941 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1942
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1943 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1944 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1945 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1946 const float val = SDL_SwapFloatLE(*src);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1947 *dst = SDL_SwapFloatBE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1948 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1949
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1950 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1951 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1952 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1953 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1954
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1955 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1956 SDL_Convert_F32MSB_to_U8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1957 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1958 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1959 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1960 Uint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1961
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1962 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1963 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_U8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1964 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1965
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1966 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1967 dst = (Uint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1968 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	1969 const Uint8 val = ((Uint8) ((SDL_SwapFloatBE(src) + 1.0f) 127.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1970 *dst = val;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1971 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1972
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1973 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1974 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1975 cvt->filters[cvt->filter_index] (cvt, AUDIO_U8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1976 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1977 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1978
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1979 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1980 SDL_Convert_F32MSB_to_S8(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1981 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1982 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1983 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1984 Sint8 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1985
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1986 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1987 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_S8.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1988 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1989
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1990 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1991 dst = (Sint8 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1992 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1993 const Sint8 val = ((Sint8) (SDL_SwapFloatBE(src) 127.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1994 *dst = ((Sint8) val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1995 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1996
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1997 cvt->len_cvt /= 4;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1998 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	1999 cvt->filters[cvt->filter_index] (cvt, AUDIO_S8);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2000 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2001 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2002
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2003 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2004 SDL_Convert_F32MSB_to_U16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2005 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2006 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2007 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2008 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2009
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2010 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2011 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_U16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2012 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2013
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2014 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2015 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2016 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	2017 const Uint16 val = ((Uint16) ((SDL_SwapFloatBE(src) + 1.0f) 32767.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2018 *dst = SDL_SwapLE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2019 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2020
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2021 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2022 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2023 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2024 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2025 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2026
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2027 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2028 SDL_Convert_F32MSB_to_S16LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2029 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2030 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2031 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2032 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2033
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2034 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2035 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_S16LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2036 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2037
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2038 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2039 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2040 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2041 const Sint16 val = ((Sint16) (SDL_SwapFloatBE(src) 32767.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2042 *dst = ((Sint16) SDL_SwapLE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2043 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2044
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2045 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2046 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2047 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2048 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2049 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2050
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2051 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2052 SDL_Convert_F32MSB_to_U16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2053 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2054 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2055 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2056 Uint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2057
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2058 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2059 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_U16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2060 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2061
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2062 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2063 dst = (Uint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2064 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
2011 b2b7154ce016 Fixed broken audio conversions between float and unsigned datatypes. Ryan C. Gordon <icculus@icculus.org> parents: 1985 diff changeset	2065 const Uint16 val = ((Uint16) ((SDL_SwapFloatBE(src) + 1.0f) 32767.0f));
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2066 *dst = SDL_SwapBE16(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2067 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2068
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2069 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2070 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2071 cvt->filters[cvt->filter_index] (cvt, AUDIO_U16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2072 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2073 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2074
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2075 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2076 SDL_Convert_F32MSB_to_S16MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2077 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2078 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2079 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2080 Sint16 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2081
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2082 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2083 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_S16MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2084 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2085
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2086 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2087 dst = (Sint16 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2088 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2089 const Sint16 val = ((Sint16) (SDL_SwapFloatBE(src) 32767.0f));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2090 *dst = ((Sint16) SDL_SwapBE16(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2091 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2092
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2093 cvt->len_cvt /= 2;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2094 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2095 cvt->filters[cvt->filter_index] (cvt, AUDIO_S16MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2096 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2097 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2098
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2099 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2100 SDL_Convert_F32MSB_to_S32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2101 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2102 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2103 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2104 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2105
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2106 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2107 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_S32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2108 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2109
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2110 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2111 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2112 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2113 const Sint32 val = ((Sint32) (SDL_SwapFloatBE(src) 2147483647.0));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2114 *dst = ((Sint32) SDL_SwapLE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2115 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2116
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2117 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2118 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2119 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2120 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2121
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2122 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2123 SDL_Convert_F32MSB_to_S32MSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2124 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2125 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2126 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2127 Sint32 *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2128
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2129 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2130 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_S32MSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2131 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2132
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2133 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2134 dst = (Sint32 *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2135 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2136 const Sint32 val = ((Sint32) (SDL_SwapFloatBE(src) 2147483647.0));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2137 *dst = ((Sint32) SDL_SwapBE32(val));
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2138 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2139
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2140 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2141 cvt->filters[cvt->filter_index] (cvt, AUDIO_S32MSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2142 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2143 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2144
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2145 static void SDLCALL
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2146 SDL_Convert_F32MSB_to_F32LSB(SDL_AudioCVT * cvt, SDL_AudioFormat format)
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2147 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2148 int i;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2149 const float *src;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2150 float *dst;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2151
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2152 #ifdef DEBUG_CONVERT
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2153 fprintf(stderr, "Converting AUDIO_F32MSB to AUDIO_F32LSB.\n");
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2154 #endif
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2155
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2156 src = (const float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2157 dst = (float *) cvt->buf;
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2158 for (i = cvt->len_cvt / sizeof (float); i; --i, ++src, ++dst) {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2159 const float val = SDL_SwapFloatBE(*src);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2160 *dst = SDL_SwapFloatLE(val);
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2161 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2162
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2163 if (cvt->filters[++cvt->filter_index]) {
2955 2692999d5271 Avoid unnecessary assignment in generated audio type converters. Ryan C. Gordon <icculus@icculus.org> parents: 2859 diff changeset	2164 cvt->filters[cvt->filter_index] (cvt, AUDIO_F32LSB);
1982 3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2165 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2166 }
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2167
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2168 const SDL_AudioTypeFilters sdl_audio_type_filters[] =
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2169 {
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2170 { AUDIO_U8, AUDIO_S8, SDL_Convert_U8_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2171 { AUDIO_U8, AUDIO_U16LSB, SDL_Convert_U8_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2172 { AUDIO_U8, AUDIO_S16LSB, SDL_Convert_U8_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2173 { AUDIO_U8, AUDIO_U16MSB, SDL_Convert_U8_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2174 { AUDIO_U8, AUDIO_S16MSB, SDL_Convert_U8_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2175 { AUDIO_U8, AUDIO_S32LSB, SDL_Convert_U8_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2176 { AUDIO_U8, AUDIO_S32MSB, SDL_Convert_U8_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2177 { AUDIO_U8, AUDIO_F32LSB, SDL_Convert_U8_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2178 { AUDIO_U8, AUDIO_F32MSB, SDL_Convert_U8_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2179 { AUDIO_S8, AUDIO_U8, SDL_Convert_S8_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2180 { AUDIO_S8, AUDIO_U16LSB, SDL_Convert_S8_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2181 { AUDIO_S8, AUDIO_S16LSB, SDL_Convert_S8_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2182 { AUDIO_S8, AUDIO_U16MSB, SDL_Convert_S8_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2183 { AUDIO_S8, AUDIO_S16MSB, SDL_Convert_S8_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2184 { AUDIO_S8, AUDIO_S32LSB, SDL_Convert_S8_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2185 { AUDIO_S8, AUDIO_S32MSB, SDL_Convert_S8_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2186 { AUDIO_S8, AUDIO_F32LSB, SDL_Convert_S8_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2187 { AUDIO_S8, AUDIO_F32MSB, SDL_Convert_S8_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2188 { AUDIO_U16LSB, AUDIO_U8, SDL_Convert_U16LSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2189 { AUDIO_U16LSB, AUDIO_S8, SDL_Convert_U16LSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2190 { AUDIO_U16LSB, AUDIO_S16LSB, SDL_Convert_U16LSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2191 { AUDIO_U16LSB, AUDIO_U16MSB, SDL_Convert_U16LSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2192 { AUDIO_U16LSB, AUDIO_S16MSB, SDL_Convert_U16LSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2193 { AUDIO_U16LSB, AUDIO_S32LSB, SDL_Convert_U16LSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2194 { AUDIO_U16LSB, AUDIO_S32MSB, SDL_Convert_U16LSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2195 { AUDIO_U16LSB, AUDIO_F32LSB, SDL_Convert_U16LSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2196 { AUDIO_U16LSB, AUDIO_F32MSB, SDL_Convert_U16LSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2197 { AUDIO_S16LSB, AUDIO_U8, SDL_Convert_S16LSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2198 { AUDIO_S16LSB, AUDIO_S8, SDL_Convert_S16LSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2199 { AUDIO_S16LSB, AUDIO_U16LSB, SDL_Convert_S16LSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2200 { AUDIO_S16LSB, AUDIO_U16MSB, SDL_Convert_S16LSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2201 { AUDIO_S16LSB, AUDIO_S16MSB, SDL_Convert_S16LSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2202 { AUDIO_S16LSB, AUDIO_S32LSB, SDL_Convert_S16LSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2203 { AUDIO_S16LSB, AUDIO_S32MSB, SDL_Convert_S16LSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2204 { AUDIO_S16LSB, AUDIO_F32LSB, SDL_Convert_S16LSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2205 { AUDIO_S16LSB, AUDIO_F32MSB, SDL_Convert_S16LSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2206 { AUDIO_U16MSB, AUDIO_U8, SDL_Convert_U16MSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2207 { AUDIO_U16MSB, AUDIO_S8, SDL_Convert_U16MSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2208 { AUDIO_U16MSB, AUDIO_U16LSB, SDL_Convert_U16MSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2209 { AUDIO_U16MSB, AUDIO_S16LSB, SDL_Convert_U16MSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2210 { AUDIO_U16MSB, AUDIO_S16MSB, SDL_Convert_U16MSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2211 { AUDIO_U16MSB, AUDIO_S32LSB, SDL_Convert_U16MSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2212 { AUDIO_U16MSB, AUDIO_S32MSB, SDL_Convert_U16MSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2213 { AUDIO_U16MSB, AUDIO_F32LSB, SDL_Convert_U16MSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2214 { AUDIO_U16MSB, AUDIO_F32MSB, SDL_Convert_U16MSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2215 { AUDIO_S16MSB, AUDIO_U8, SDL_Convert_S16MSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2216 { AUDIO_S16MSB, AUDIO_S8, SDL_Convert_S16MSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2217 { AUDIO_S16MSB, AUDIO_U16LSB, SDL_Convert_S16MSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2218 { AUDIO_S16MSB, AUDIO_S16LSB, SDL_Convert_S16MSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2219 { AUDIO_S16MSB, AUDIO_U16MSB, SDL_Convert_S16MSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2220 { AUDIO_S16MSB, AUDIO_S32LSB, SDL_Convert_S16MSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2221 { AUDIO_S16MSB, AUDIO_S32MSB, SDL_Convert_S16MSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2222 { AUDIO_S16MSB, AUDIO_F32LSB, SDL_Convert_S16MSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2223 { AUDIO_S16MSB, AUDIO_F32MSB, SDL_Convert_S16MSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2224 { AUDIO_S32LSB, AUDIO_U8, SDL_Convert_S32LSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2225 { AUDIO_S32LSB, AUDIO_S8, SDL_Convert_S32LSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2226 { AUDIO_S32LSB, AUDIO_U16LSB, SDL_Convert_S32LSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2227 { AUDIO_S32LSB, AUDIO_S16LSB, SDL_Convert_S32LSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2228 { AUDIO_S32LSB, AUDIO_U16MSB, SDL_Convert_S32LSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2229 { AUDIO_S32LSB, AUDIO_S16MSB, SDL_Convert_S32LSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2230 { AUDIO_S32LSB, AUDIO_S32MSB, SDL_Convert_S32LSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2231 { AUDIO_S32LSB, AUDIO_F32LSB, SDL_Convert_S32LSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2232 { AUDIO_S32LSB, AUDIO_F32MSB, SDL_Convert_S32LSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2233 { AUDIO_S32MSB, AUDIO_U8, SDL_Convert_S32MSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2234 { AUDIO_S32MSB, AUDIO_S8, SDL_Convert_S32MSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2235 { AUDIO_S32MSB, AUDIO_U16LSB, SDL_Convert_S32MSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2236 { AUDIO_S32MSB, AUDIO_S16LSB, SDL_Convert_S32MSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2237 { AUDIO_S32MSB, AUDIO_U16MSB, SDL_Convert_S32MSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2238 { AUDIO_S32MSB, AUDIO_S16MSB, SDL_Convert_S32MSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2239 { AUDIO_S32MSB, AUDIO_S32LSB, SDL_Convert_S32MSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2240 { AUDIO_S32MSB, AUDIO_F32LSB, SDL_Convert_S32MSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2241 { AUDIO_S32MSB, AUDIO_F32MSB, SDL_Convert_S32MSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2242 { AUDIO_F32LSB, AUDIO_U8, SDL_Convert_F32LSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2243 { AUDIO_F32LSB, AUDIO_S8, SDL_Convert_F32LSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2244 { AUDIO_F32LSB, AUDIO_U16LSB, SDL_Convert_F32LSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2245 { AUDIO_F32LSB, AUDIO_S16LSB, SDL_Convert_F32LSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2246 { AUDIO_F32LSB, AUDIO_U16MSB, SDL_Convert_F32LSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2247 { AUDIO_F32LSB, AUDIO_S16MSB, SDL_Convert_F32LSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2248 { AUDIO_F32LSB, AUDIO_S32LSB, SDL_Convert_F32LSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2249 { AUDIO_F32LSB, AUDIO_S32MSB, SDL_Convert_F32LSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2250 { AUDIO_F32LSB, AUDIO_F32MSB, SDL_Convert_F32LSB_to_F32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2251 { AUDIO_F32MSB, AUDIO_U8, SDL_Convert_F32MSB_to_U8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2252 { AUDIO_F32MSB, AUDIO_S8, SDL_Convert_F32MSB_to_S8 },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2253 { AUDIO_F32MSB, AUDIO_U16LSB, SDL_Convert_F32MSB_to_U16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2254 { AUDIO_F32MSB, AUDIO_S16LSB, SDL_Convert_F32MSB_to_S16LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2255 { AUDIO_F32MSB, AUDIO_U16MSB, SDL_Convert_F32MSB_to_U16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2256 { AUDIO_F32MSB, AUDIO_S16MSB, SDL_Convert_F32MSB_to_S16MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2257 { AUDIO_F32MSB, AUDIO_S32LSB, SDL_Convert_F32MSB_to_S32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2258 { AUDIO_F32MSB, AUDIO_S32MSB, SDL_Convert_F32MSB_to_S32MSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2259 { AUDIO_F32MSB, AUDIO_F32LSB, SDL_Convert_F32MSB_to_F32LSB },
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2260 };
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2261
3b4ce57c6215 First shot at new audio data types (int32 and float32). Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2262
1985 8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1982 diff changeset	2263 /* INDENT-ON */
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1982 diff changeset	2264
8055185ae4ed Added source color and alpha modulation support. Sam Lantinga <slouken@libsdl.org> parents: 1982 diff changeset	2265 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/audio/SDL_audiotypecvt.c @ 2960:91708bc14aab