SDL_sound_CoreAudio: SDL_sound.c annotate

annotate SDL_sound.c @ 394:b495d05a88b3

Updated.

author	Ryan C. Gordon <icculus@icculus.org>
date	Thu, 11 Jul 2002 04:33:17 +0000
parents	fb519e6028e3
children	9d0b5ec9cc26

rev	line source
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	1 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	2 * SDL_sound -- An abstract sound format decoding API.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	3 * Copyright (C) 2001 Ryan C. Gordon.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	4 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	5 * This library is free software; you can redistribute it and/or
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	6 * modify it under the terms of the GNU Lesser General Public
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	7 * License as published by the Free Software Foundation; either
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	8 * version 2.1 of the License, or (at your option) any later version.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	9 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	10 * This library is distributed in the hope that it will be useful,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	13 * Lesser General Public License for more details.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	14 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	15 * You should have received a copy of the GNU Lesser General Public
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	16 * License along with this library; if not, write to the Free Software
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	18 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	19
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	20 /**
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	21 * This file implements the core API, which is relatively simple.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	22 * The real meat of SDL_sound is in the decoders directory.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	23 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	24 * Documentation is in SDL_sound.h ... It's verbose, honest. :)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	25 *
184 47cc2de2ae36 Changed reference to "LICENSE" file to "COPYING". Ryan C. Gordon <icculus@icculus.org> parents: 172 diff changeset	26 * Please see the file COPYING in the source's root directory.
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	27 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	28 * This file written by Ryan C. Gordon. (icculus@clutteredmind.org)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	29 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	30
107 427541211bfd config.h management updates. Ryan C. Gordon <icculus@icculus.org> parents: 102 diff changeset	31 #if HAVE_CONFIG_H
427541211bfd config.h management updates. Ryan C. Gordon <icculus@icculus.org> parents: 102 diff changeset	32 # include <config.h>
427541211bfd config.h management updates. Ryan C. Gordon <icculus@icculus.org> parents: 102 diff changeset	33 #endif
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	34
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	35 #include <stdio.h>
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	36 #include <stdlib.h>
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	37 #include <string.h>
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	38 #include <ctype.h>
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	39
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	40 #include "SDL.h"
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	41 #include "SDL_sound.h"
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	42
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	43 #define __SDL_SOUND_INTERNAL__
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	44 #include "SDL_sound_internal.h"
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	45
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	46
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	47 /* The various decoder drivers... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	48
262 6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	49 #if (defined SOUND_SUPPORTS_SMPEG)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	50 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SMPEG;
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	51 #endif
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	52
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	53 #if (defined SOUND_SUPPORTS_MPGLIB)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	54 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MPGLIB;
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	55 #endif
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	56
209 e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	57 #if (defined SOUND_SUPPORTS_MIKMOD)
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	58 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIKMOD;
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	59 #endif
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	60
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	61 #if (defined SOUND_SUPPORTS_MODPLUG)
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	62 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MODPLUG;
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	63 #endif
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	64
20 d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	65 #if (defined SOUND_SUPPORTS_WAV)
d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	66 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_WAV;
d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	67 #endif
d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	68
37 f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	69 #if (defined SOUND_SUPPORTS_AIFF)
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	70 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AIFF;
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	71 #endif
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	72
216 07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	73 #if (defined SOUND_SUPPORTS_AU)
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	74 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AU;
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	75 #endif
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	76
26 ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	77 #if (defined SOUND_SUPPORTS_OGG)
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	78 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_OGG;
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	79 #endif
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	80
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	81 #if (defined SOUND_SUPPORTS_VOC)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	82 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_VOC;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	83 #endif
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	84
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	85 #if (defined SOUND_SUPPORTS_RAW)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	86 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_RAW;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	87 #endif
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	88
102 72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	89 #if (defined SOUND_SUPPORTS_SHN)
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	90 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SHN;
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	91 #endif
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	92
110 5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	93 #if (defined SOUND_SUPPORTS_MIDI)
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	94 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIDI;
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	95 #endif
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	96
157 fa3e593b6a5e FLAC decoder added. Ryan C. Gordon <icculus@icculus.org> parents: 149 diff changeset	97 #if (defined SOUND_SUPPORTS_FLAC)
fa3e593b6a5e FLAC decoder added. Ryan C. Gordon <icculus@icculus.org> parents: 149 diff changeset	98 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_FLAC;
fa3e593b6a5e FLAC decoder added. Ryan C. Gordon <icculus@icculus.org> parents: 149 diff changeset	99 #endif
fa3e593b6a5e FLAC decoder added. Ryan C. Gordon <icculus@icculus.org> parents: 149 diff changeset	100
322 31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	101 #if (defined SOUND_SUPPORTS_QUICKTIME)
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	102 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_QuickTime;
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	103 #endif
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	104
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	105 typedef struct
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	106 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	107 int available;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	108 const Sound_DecoderFunctions *funcs;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	109 } decoder_element;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	110
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	111 static decoder_element decoders[] =
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	112 {
262 6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	113 #if (defined SOUND_SUPPORTS_SMPEG)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	114 { 0, &__Sound_DecoderFunctions_SMPEG },
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	115 #endif
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	116
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	117 #if (defined SOUND_SUPPORTS_MPGLIB)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	118 { 0, &__Sound_DecoderFunctions_MPGLIB },
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	119 #endif
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	120
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	121 #if (defined SOUND_SUPPORTS_MODPLUG)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	122 { 0, &__Sound_DecoderFunctions_MODPLUG },
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	123 #endif
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	124
209 e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	125 #if (defined SOUND_SUPPORTS_MIKMOD)
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	126 { 0, &__Sound_DecoderFunctions_MIKMOD },
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	127 #endif
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	128
20 d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	129 #if (defined SOUND_SUPPORTS_WAV)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	130 { 0, &__Sound_DecoderFunctions_WAV },
20 d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	131 #endif
d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	132
37 f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	133 #if (defined SOUND_SUPPORTS_AIFF)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	134 { 0, &__Sound_DecoderFunctions_AIFF },
37 f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	135 #endif
f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	136
216 07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	137 #if (defined SOUND_SUPPORTS_AU)
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	138 { 0, &__Sound_DecoderFunctions_AU },
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	139 #endif
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	140
26 ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	141 #if (defined SOUND_SUPPORTS_OGG)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	142 { 0, &__Sound_DecoderFunctions_OGG },
26 ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	143 #endif
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	144
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	145 #if (defined SOUND_SUPPORTS_VOC)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	146 { 0, &__Sound_DecoderFunctions_VOC },
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	147 #endif
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	148
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	149 #if (defined SOUND_SUPPORTS_RAW)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	150 { 0, &__Sound_DecoderFunctions_RAW },
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	151 #endif
102 72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	152
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	153 #if (defined SOUND_SUPPORTS_SHN)
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	154 { 0, &__Sound_DecoderFunctions_SHN },
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	155 #endif
110 5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	156
163 b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it Ryan C. Gordon <icculus@icculus.org> parents: 157 diff changeset	157 #if (defined SOUND_SUPPORTS_FLAC)
b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it Ryan C. Gordon <icculus@icculus.org> parents: 157 diff changeset	158 { 0, &__Sound_DecoderFunctions_FLAC },
b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it Ryan C. Gordon <icculus@icculus.org> parents: 157 diff changeset	159 #endif
b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it Ryan C. Gordon <icculus@icculus.org> parents: 157 diff changeset	160
110 5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	161 #if (defined SOUND_SUPPORTS_MIDI)
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	162 { 0, &__Sound_DecoderFunctions_MIDI },
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	163 #endif
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	164
322 31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	165 #if (defined SOUND_SUPPORTS_QUICKTIME)
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	166 { 0, &__Sound_DecoderFunctions_QuickTime },
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	167 #endif
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	168
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	169 { 0, NULL }
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	170 };
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	171
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	172
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	173
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	174 /* General SDL_sound state ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	175
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	176 typedef struct __SOUND_ERRMSGTYPE__
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	177 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	178 Uint32 tid;
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	179 int error_available;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	180 char error_string[128];
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	181 struct __SOUND_ERRMSGTYPE__ *next;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	182 } ErrMsg;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	183
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	184 static ErrMsg *error_msgs = NULL;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	185 static SDL_mutex *errorlist_mutex = NULL;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	186
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	187 static Sound_Sample sample_list = NULL; / this is a linked list. */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	188 static SDL_mutex *samplelist_mutex = NULL;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	189
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	190 static const Sound_DecoderInfo **available_decoders = NULL;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	191 static int initialized = 0;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	192
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	193
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	194 /* functions ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	195
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	196 void Sound_GetLinkedVersion(Sound_Version *ver)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	197 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	198 if (ver != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	199 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	200 ver->major = SOUND_VER_MAJOR;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	201 ver->minor = SOUND_VER_MINOR;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	202 ver->patch = SOUND_VER_PATCH;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	203 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	204 } /* Sound_GetLinkedVersion */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	205
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	206
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	207 int Sound_Init(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	208 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	209 size_t i;
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	210 size_t pos = 0;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	211 size_t total = sizeof (decoders) / sizeof (decoders[0]);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	212 BAIL_IF_MACRO(initialized, ERR_IS_INITIALIZED, 0);
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	213
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	214 sample_list = NULL;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	215 error_msgs = NULL;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	216
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	217 available_decoders = (const Sound_DecoderInfo **)
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	218 malloc((total) * sizeof (Sound_DecoderInfo *));
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	219 BAIL_IF_MACRO(available_decoders == NULL, ERR_OUT_OF_MEMORY, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	220
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	221 SDL_Init(SDL_INIT_AUDIO);
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	222
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	223 errorlist_mutex = SDL_CreateMutex();
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	224
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	225 for (i = 0; decoders[i].funcs != NULL; i++)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	226 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	227 decoders[i].available = decoders[i].funcs->init();
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	228 if (decoders[i].available)
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	229 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	230 available_decoders[pos] = &(decoders[i].funcs->info);
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	231 pos++;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	232 } /* if */
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	233 } /* for */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	234
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	235 available_decoders[pos] = NULL;
26 ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	236
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	237 initialized = 1;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	238 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	239 } /* Sound_Init */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	240
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	241
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	242 int Sound_Quit(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	243 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	244 ErrMsg *err;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	245 ErrMsg *nexterr = NULL;
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	246 size_t i;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	247
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	248 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	249
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	250 while (((volatile Sound_Sample *) sample_list) != NULL)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	251 Sound_FreeSample(sample_list);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	252
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	253 initialized = 0;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	254
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	255 SDL_DestroyMutex(samplelist_mutex);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	256 samplelist_mutex = NULL;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	257 sample_list = NULL;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	258
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	259 for (i = 0; decoders[i].funcs != NULL; i++)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	260 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	261 if (decoders[i].available)
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	262 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	263 decoders[i].funcs->quit();
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	264 decoders[i].available = 0;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	265 } /* if */
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	266 } /* for */
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	267
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	268 if (available_decoders != NULL)
80 25ee62c6b333 Fixed a const complaint from Visual C++ 6.0. Ryan C. Gordon <icculus@icculus.org> parents: 62 diff changeset	269 free((void *) available_decoders);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	270 available_decoders = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	271
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	272 /* clean up error state for each thread... */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	273 SDL_LockMutex(errorlist_mutex);
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	274 for (err = error_msgs; err != NULL; err = nexterr)
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	275 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	276 nexterr = err->next;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	277 free(err);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	278 } /* for */
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	279 error_msgs = NULL;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	280 SDL_UnlockMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	281 SDL_DestroyMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	282 errorlist_mutex = NULL;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	283
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	284 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	285 } /* Sound_Quit */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	286
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	287
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	288 const Sound_DecoderInfo **Sound_AvailableDecoders(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	289 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	290 return(available_decoders); /* READ. ONLY. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	291 } /* Sound_AvailableDecoders */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	292
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	293
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	294 static ErrMsg *findErrorForCurrentThread(void)
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	295 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	296 ErrMsg *i;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	297 Uint32 tid;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	298
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	299 if (error_msgs != NULL)
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	300 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	301 tid = SDL_ThreadID();
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	302
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	303 SDL_LockMutex(errorlist_mutex);
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	304 for (i = error_msgs; i != NULL; i = i->next)
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	305 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	306 if (i->tid == tid)
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	307 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	308 SDL_UnlockMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	309 return(i);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	310 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	311 } /* for */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	312 SDL_UnlockMutex(errorlist_mutex);
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	313 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	314
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	315 return(NULL); /* no error available. */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	316 } /* findErrorForCurrentThread */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	317
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	318
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	319 const char *Sound_GetError(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	320 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	321 const char *retval = NULL;
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	322 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	323
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	324 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	325 return(ERR_NOT_INITIALIZED);
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	326
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	327 err = findErrorForCurrentThread();
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	328 if ((err != NULL) && (err->error_available))
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	329 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	330 retval = err->error_string;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	331 err->error_available = 0;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	332 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	333
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	334 return(retval);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	335 } /* Sound_GetError */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	336
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	337
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	338 void Sound_ClearError(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	339 {
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	340 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	341
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	342 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	343 return;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	344
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	345 err = findErrorForCurrentThread();
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	346 if (err != NULL)
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	347 err->error_available = 0;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	348 } /* Sound_ClearError */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	349
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	350
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	351 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	352 * This is declared in the internal header.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	353 */
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	354 void __Sound_SetError(const char *str)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	355 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	356 ErrMsg *err;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	357
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	358 if (str == NULL)
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	359 return;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	360
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	361 SNDDBG(("__Sound_SetError(\"%s\");%s\n", str,
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	362 (initialized) ? "" : " [NOT INITIALIZED!]"));
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	363
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	364 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	365 return;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	366
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	367 err = findErrorForCurrentThread();
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	368 if (err == NULL)
165 9b26ed9eaf04 Whoops; I should read the code before I change it next time; regressing Ryan C. Gordon <icculus@icculus.org> parents: 163 diff changeset	369 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	370 err = (ErrMsg *) malloc(sizeof (ErrMsg));
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	371 if (err == NULL)
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	372 return; /* uhh...? */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	373
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	374 memset((void *) err, '\0', sizeof (ErrMsg));
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	375 err->tid = SDL_ThreadID();
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	376
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	377 SDL_LockMutex(errorlist_mutex);
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	378 err->next = error_msgs;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	379 error_msgs = err;
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	380 SDL_UnlockMutex(errorlist_mutex);
165 9b26ed9eaf04 Whoops; I should read the code before I change it next time; regressing Ryan C. Gordon <icculus@icculus.org> parents: 163 diff changeset	381 } /* if */
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	382
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	383 err->error_available = 1;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	384 strncpy(err->error_string, str, sizeof (err->error_string));
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	385 err->error_string[sizeof (err->error_string) - 1] = '\0';
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	386 } /* __Sound_SetError */
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	387
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	388
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	389 Uint32 __Sound_convertMsToBytePos(Sound_AudioInfo *info, Uint32 ms)
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	390 {
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	391 /* "frames" == "sample frames" */
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	392 float frames_per_ms = ((float) info->rate) / 1000.0;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	393 Uint32 frame_offset = (Uint32) (frames_per_ms * ((float) ms));
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	394 Uint32 frame_size = (Uint32) ((info->format & 0xFF) / 8) * info->channels;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	395 return(frame_offset * frame_size);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	396 } /* __Sound_convertMsToBytePos */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	397
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	398
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	399 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	400 * -ansi and -pedantic flags prevent use of strcasecmp() on Linux, and
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	401 * I honestly don't want to mess around with figuring out if a given
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	402 * platform has "strcasecmp", "stricmp", or
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	403 * "compare_two_damned_strings_case_insensitive", which I hear is in the
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	404 * next release of Carbon. :) This is exported so decoders may use it if
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	405 * they like.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	406 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	407 int __Sound_strcasecmp(const char x, const char y)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	408 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	409 int ux, uy;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	410
98 dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	411 if (x == y) /* same pointer? Both NULL? */
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	412 return(0);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	413
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	414 if (x == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	415 return(-1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	416
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	417 if (y == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	418 return(1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	419
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	420 do
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	421 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	422 ux = toupper((int) *x);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	423 uy = toupper((int) *y);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	424 if (ux > uy)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	425 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	426 else if (ux < uy)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	427 return(-1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	428 x++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	429 y++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	430 } while ((ux) && (uy));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	431
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	432 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	433 } /* __Sound_strcasecmp */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	434
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	435
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	436 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	437 * Allocate a Sound_Sample, and fill in most of its fields. Those that need
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	438 * to be filled in later, by a decoder, will be initialized to zero.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	439 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	440 static Sound_Sample alloc_sample(SDL_RWops rw, Sound_AudioInfo *desired,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	441 Uint32 bufferSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	442 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	443 Sound_Sample *retval = malloc(sizeof (Sound_Sample));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	444 Sound_SampleInternal *internal = malloc(sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	445 if ((retval == NULL) \|\| (internal == NULL))
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	446 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	447 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	448 if (retval)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	449 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	450 if (internal)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	451 free(internal);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	452
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	453 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	454 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	455
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	456 memset(retval, '\0', sizeof (Sound_Sample));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	457 memset(internal, '\0', sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	458
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	459 assert(bufferSize > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	460 retval->buffer = malloc(bufferSize); /* pure ugly. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	461 if (!retval->buffer)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	462 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	463 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	464 free(internal);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	465 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	466 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	467 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	468 memset(retval->buffer, '\0', bufferSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	469 retval->buffer_size = bufferSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	470
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	471 if (desired != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	472 memcpy(&retval->desired, desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	473
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	474 internal->rw = rw;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	475 retval->opaque = internal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	476 return(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	477 } /* alloc_sample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	478
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	479
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	480 #if (defined DEBUG_CHATTER)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	481 static __inline__ const char *fmt_to_str(Uint16 fmt)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	482 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	483 switch(fmt)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	484 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	485 case AUDIO_U8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	486 return("U8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	487 case AUDIO_S8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	488 return("S8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	489 case AUDIO_U16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	490 return("U16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	491 case AUDIO_S16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	492 return("S16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	493 case AUDIO_U16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	494 return("U16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	495 case AUDIO_S16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	496 return("S16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	497 } /* switch */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	498
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	499 return("Unknown");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	500 } /* fmt_to_str */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	501 #endif
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	502
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	503
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	504 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	505 * The bulk of the Sound_NewSample() work is done here...
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	506 * Ask the specified decoder to handle the data in (rw), and if
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	507 * so, construct the Sound_Sample. Otherwise, try to wind (rw)'s stream
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	508 * back to where it was, and return false.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	509 *
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	510 * !!! FIXME: This is big, ugly, nasty, and smelly.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	511 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	512 static int init_sample(const Sound_DecoderFunctions *funcs,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	513 Sound_Sample sample, const char ext,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	514 Sound_AudioInfo *_desired)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	515 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	516 Sound_SampleInternal internal = (Sound_SampleInternal ) sample->opaque;
37 f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	517 Sound_AudioInfo desired;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	518 int pos = SDL_RWtell(internal->rw); /* !!! FIXME: Int? Really? */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	519
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	520 /* fill in the funcs for this decoder... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	521 sample->decoder = &funcs->info;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	522 internal->funcs = funcs;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	523 if (!funcs->open(sample, ext))
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	524 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	525 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	526 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	527 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	528
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	529 /* success; we've got a decoder! */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	530
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	531 /* Now we need to set up the conversion buffer... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	532
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	533 memcpy(&desired, (_desired != NULL) ? _desired : &sample->actual,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	534 sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	535
340 5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	536 if (desired.format == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	537 desired.format = sample->actual.format;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	538 if (desired.channels == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	539 desired.channels = sample->actual.channels;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	540 if (desired.rate == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	541 desired.rate = sample->actual.rate;
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	542
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	543 if (Sound_BuildAudioCVT(&internal->sdlcvt,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	544 sample->actual.format,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	545 sample->actual.channels,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	546 sample->actual.rate,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	547 desired.format,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	548 desired.channels,
382 ce998ee6194f Sync'd with latest altcvt. Ryan C. Gordon <icculus@icculus.org> parents: 377 diff changeset	549 desired.rate,
ce998ee6194f Sync'd with latest altcvt. Ryan C. Gordon <icculus@icculus.org> parents: 377 diff changeset	550 sample->buffer_size) == -1)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	551 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	552 __Sound_SetError(SDL_GetError());
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	553 funcs->close(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	554 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	555 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	556 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	557
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	558 if (internal->sdlcvt.len_mult > 1)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	559 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	560 void *rc = realloc(sample->buffer,
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	561 sample->buffer_size * internal->sdlcvt.len_mult);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	562 if (rc == NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	563 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	564 funcs->close(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	565 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	566 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	567 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	568
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	569 sample->buffer = rc;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	570 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	571
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	572 /* these pointers are all one and the same. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	573 memcpy(&sample->desired, &desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	574 internal->sdlcvt.buf = internal->buffer = sample->buffer;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	575 internal->buffer_size = sample->buffer_size / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	576 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	577
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	578 /* Prepend our new Sound_Sample to the sample_list... */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	579 SDL_LockMutex(samplelist_mutex);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	580 internal->next = sample_list;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	581 if (sample_list != NULL)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	582 ((Sound_SampleInternal *) sample_list->opaque)->prev = sample;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	583 sample_list = sample;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	584 SDL_UnlockMutex(samplelist_mutex);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	585
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	586 SNDDBG(("New sample DESIRED format: %s format, %d rate, %d channels.\n",
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	587 fmt_to_str(sample->desired.format),
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	588 sample->desired.rate,
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	589 sample->desired.channels));
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	590
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	591 SNDDBG(("New sample ACTUAL format: %s format, %d rate, %d channels.\n",
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	592 fmt_to_str(sample->actual.format),
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	593 sample->actual.rate,
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	594 sample->actual.channels));
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	595
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	596 SNDDBG(("On-the-fly conversion: %s.\n",
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	597 internal->sdlcvt.needed ? "ENABLED" : "DISABLED"));
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	598
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	599 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	600 } /* init_sample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	601
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	602
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	603 Sound_Sample Sound_NewSample(SDL_RWops rw, const char *ext,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	604 Sound_AudioInfo *desired, Uint32 bSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	605 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	606 Sound_Sample *retval;
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	607 decoder_element *decoder;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	608
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	609 /* sanity checks. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	610 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	611 BAIL_IF_MACRO(rw == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	612
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	613 retval = alloc_sample(rw, desired, bSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	614 if (!retval)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	615 return(NULL); /* alloc_sample() sets error message... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	616
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	617 if (ext != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	618 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	619 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	620 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	621 if (decoder->available)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	622 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	623 const char **decoderExt = decoder->funcs->info.extensions;
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	624 while (*decoderExt)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	625 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	626 if (__Sound_strcasecmp(*decoderExt, ext) == 0)
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	627 {
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	628 if (init_sample(decoder->funcs, retval, ext, desired))
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	629 return(retval);
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	630 break; /* done with this decoder either way. */
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	631 } /* if */
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	632 decoderExt++;
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	633 } /* while */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	634 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	635 } /* for */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	636 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	637
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	638 /* no direct extension match? Try everything we've got... */
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	639 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	640 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	641 if (decoder->available)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	642 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	643 int should_try = 1;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	644 const char **decoderExt = decoder->funcs->info.extensions;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	645
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	646 /* skip if we would have tried decoder above... */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	647 while (*decoderExt)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	648 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	649 if (__Sound_strcasecmp(*decoderExt, ext) == 0)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	650 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	651 should_try = 0;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	652 break;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	653 } /* if */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	654 decoderExt++;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	655 } /* while */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	656
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	657 if (should_try)
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	658 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	659 if (init_sample(decoder->funcs, retval, ext, desired))
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	660 return(retval);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	661 } /* if */
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	662 } /* if */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	663 } /* for */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	664
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	665 /* nothing could handle the sound data... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	666 free(retval->opaque);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	667 if (retval->buffer != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	668 free(retval->buffer);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	669 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	670 SDL_RWclose(rw);
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	671 __Sound_SetError(ERR_UNSUPPORTED_FORMAT);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	672 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	673 } /* Sound_NewSample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	674
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	675
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	676 Sound_Sample Sound_NewSampleFromFile(const char filename,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	677 Sound_AudioInfo *desired,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	678 Uint32 bufferSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	679 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	680 const char *ext;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	681 SDL_RWops *rw;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	682
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	683 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	684 BAIL_IF_MACRO(filename == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	685
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	686 ext = strrchr(filename, '.');
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	687 rw = SDL_RWFromFile(filename, "rb");
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	688 BAIL_IF_MACRO(rw == NULL, SDL_GetError(), NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	689
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	690 if (ext != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	691 ext++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	692
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	693 return(Sound_NewSample(rw, ext, desired, bufferSize));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	694 } /* Sound_NewSampleFromFile */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	695
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	696
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	697 void Sound_FreeSample(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	698 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	699 Sound_SampleInternal *internal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	700
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	701 if (!initialized)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	702 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	703 __Sound_SetError(ERR_NOT_INITIALIZED);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	704 return;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	705 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	706
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	707 if (sample == NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	708 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	709 __Sound_SetError(ERR_INVALID_ARGUMENT);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	710 return;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	711 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	712
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	713 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	714
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	715 SDL_LockMutex(samplelist_mutex);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	716
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	717 /* update the sample_list... */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	718 if (internal->prev != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	719 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	720 Sound_SampleInternal *prevInternal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	721 prevInternal = (Sound_SampleInternal *) internal->prev->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	722 prevInternal->next = internal->next;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	723 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	724 else
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	725 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	726 assert(sample_list == sample);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	727 sample_list = internal->next;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	728 } /* else */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	729
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	730 if (internal->next != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	731 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	732 Sound_SampleInternal *nextInternal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	733 nextInternal = (Sound_SampleInternal *) internal->next->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	734 nextInternal->prev = internal->prev;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	735 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	736
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	737 SDL_UnlockMutex(samplelist_mutex);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	738
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	739 /* nuke it... */
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	740 internal->funcs->close(sample);
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	741
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	742 if (internal->rw != NULL) /* this condition is a "just in case" thing. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	743 SDL_RWclose(internal->rw);
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	744
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	745 if ((internal->buffer != NULL) && (internal->buffer != sample->buffer))
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	746 free(internal->buffer);
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	747
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	748 free(internal);
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	749
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	750 if (sample->buffer != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	751 free(sample->buffer);
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	752
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	753 free(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	754 } /* Sound_FreeSample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	755
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	756
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	757 int Sound_SetBufferSize(Sound_Sample *sample, Uint32 newSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	758 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	759 void *newBuf = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	760 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	761
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	762 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	763 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	764 internal = ((Sound_SampleInternal *) sample->opaque);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	765 newBuf = realloc(sample->buffer, newSize * internal->sdlcvt.len_mult);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	766 BAIL_IF_MACRO(newBuf == NULL, ERR_OUT_OF_MEMORY, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	767
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	768 internal->sdlcvt.buf = internal->buffer = sample->buffer = newBuf;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	769 sample->buffer_size = newSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	770 internal->buffer_size = newSize / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	771 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	772
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	773 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	774 } /* Sound_SetBufferSize */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	775
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	776
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	777 Uint32 Sound_Decode(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	778 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	779 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	780 Uint32 retval = 0;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	781
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	782 /* a boatload of sanity checks... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	783 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	784 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	785 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_ERROR, ERR_PREV_ERROR, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	786 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_EOF, ERR_PREV_EOF, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	787
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	788 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	789
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	790 assert(sample->buffer != NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	791 assert(sample->buffer_size > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	792 assert(internal->buffer != NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	793 assert(internal->buffer_size > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	794
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	795 /* reset EAGAIN. Decoder can flip it back on if it needs to. */
311 d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	796 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	797 retval = internal->funcs->read(sample);
37 f27bcbcaeab1 Added AIFF entry, and (for now) some multiple-streams-in-one-rwops support. Ryan C. Gordon <icculus@icculus.org> parents: 26 diff changeset	798
163 b6d6f994e970 Moved MIDI decoder to end of array. Fixed Sound_SetError() so that it Ryan C. Gordon <icculus@icculus.org> parents: 157 diff changeset	799 if (retval > 0 && internal->sdlcvt.needed)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	800 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	801 internal->sdlcvt.len = retval;
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	802 Sound_ConvertAudio(&internal->sdlcvt);
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	803 retval = internal->sdlcvt.len_cvt;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	804 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	805
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	806 return(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	807 } /* Sound_Decode */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	808
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	809
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	810 Uint32 Sound_DecodeAll(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	811 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	812 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	813 void *buf = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	814 Uint32 newBufSize = 0;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	815
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	816 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
172 705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	817 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_EOF, ERR_PREV_EOF, 0);
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	818 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_ERROR, ERR_PREV_ERROR, 0);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	819
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	820 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	821
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	822 while ( ((sample->flags & SOUND_SAMPLEFLAG_EOF) == 0) &&
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	823 ((sample->flags & SOUND_SAMPLEFLAG_ERROR) == 0) )
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	824 {
172 705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	825 Uint32 br = Sound_Decode(sample);
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	826 void *ptr = realloc(buf, newBufSize + br);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	827 if (ptr == NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	828 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	829 sample->flags \|= SOUND_SAMPLEFLAG_ERROR;
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	830 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	831 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	832 else
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	833 {
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	834 buf = ptr;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	835 memcpy( ((char *) buf) + newBufSize, sample->buffer, br );
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	836 newBufSize += br;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	837 } /* else */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	838 } /* while */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	839
172 705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	840 if (buf == NULL) /* ...in case first call to realloc() fails... */
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	841 return(sample->buffer_size);
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	842
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	843 if (internal->buffer != sample->buffer)
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	844 free(internal->buffer);
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	845
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	846 free(sample->buffer);
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	847
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	848 internal->sdlcvt.buf = internal->buffer = sample->buffer = buf;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	849 sample->buffer_size = newBufSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	850 internal->buffer_size = newBufSize / internal->sdlcvt.len_mult;
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	851 internal->sdlcvt.len = internal->buffer_size;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	852
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	853 return(newBufSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	854 } /* Sound_DecodeAll */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	855
223 249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	856
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	857 int Sound_Rewind(Sound_Sample *sample)
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	858 {
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	859 Sound_SampleInternal *internal;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	860 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	861
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	862 internal = (Sound_SampleInternal *) sample->opaque;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	863 if (!internal->funcs->rewind(sample))
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	864 {
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	865 sample->flags \|= SOUND_SAMPLEFLAG_ERROR;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	866 return(0);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	867 } /* if */
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	868
311 d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	869 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	870 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	871 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	872
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	873 return(1);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	874 } /* Sound_Rewind */
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	875
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	876
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	877 int Sound_Seek(Sound_Sample *sample, Uint32 ms)
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	878 {
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	879 Sound_SampleInternal *internal;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	880
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	881 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	882 if (!(sample->flags & SOUND_SAMPLEFLAG_CANSEEK))
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	883 BAIL_MACRO(ERR_CANNOT_SEEK, 0);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	884
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	885 internal = (Sound_SampleInternal *) sample->opaque;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	886 BAIL_IF_MACRO(!internal->funcs->seek(sample, ms), NULL, 0);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	887
311 d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	888 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	889 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	890 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	891
223 249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	892 return(1);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	893 } /* Sound_Rewind */
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	894
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	895
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	896 /* end of SDL_sound.c ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	897

Mercurial > SDL_sound_CoreAudio

annotate SDL_sound.c @ 394:b495d05a88b3