SDL_sound_CoreAudio: SDL_sound.c annotate

annotate SDL_sound.c @ 559:32780ed89c06

Tagging 1.0.3 release.

author	Ryan C. Gordon <icculus@icculus.org>
date	Tue, 27 Jan 2009 17:09:21 -0500
parents	e9a6286d9243
children	7e08477b0fc1

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 *
552 2e8907ff98e9 Replaced references to COPYING with references to LICENSE.txt ... Ryan C. Gordon <icculus@icculus.org> parents: 526 diff changeset	26 * Please see the file LICENSE.txt in the source's root directory.
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	27 *
526 2df1f5c62d38 Updated my email address. Ryan C. Gordon <icculus@icculus.org> parents: 489 diff changeset	28 * This file written by Ryan C. Gordon. (icculus@icculus.org)
4 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"
441 5b00e43ec23c Patches to make SDL_sound more Visual C happy. Ryan C. Gordon <icculus@icculus.org> parents: 432 diff changeset	41 #include "SDL_thread.h"
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	42 #include "SDL_sound.h"
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	43
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	44 #define __SDL_SOUND_INTERNAL__
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	45 #include "SDL_sound_internal.h"
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
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	48 /* The various decoder drivers... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	49
554 e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	50 /* All these externs may be missing; we check SOUND_SUPPORTS_xxx before use. */
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	51 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SMPEG;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	52 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MPGLIB;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	53 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIKMOD;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	54 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MODPLUG;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	55 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_WAV;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	56 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AIFF;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	57 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_AU;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	58 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_OGG;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	59 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_VOC;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	60 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_RAW;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	61 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SHN;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	62 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_MIDI;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	63 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_FLAC;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	64 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_QuickTime;
e9a6286d9243 Tidy up the decoder list code. Ryan C. Gordon <icculus@icculus.org> parents: 553 diff changeset	65 extern const Sound_DecoderFunctions __Sound_DecoderFunctions_SPEEX;
450 6d328f00c20d Added Speex decoder. Ryan C. Gordon <icculus@icculus.org> parents: 445 diff changeset	66
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	67 typedef struct
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	68 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	69 int available;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	70 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	71 } decoder_element;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	72
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	73 static decoder_element decoders[] =
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	74 {
262 6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	75 #if (defined SOUND_SUPPORTS_SMPEG)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	76 { 0, &__Sound_DecoderFunctions_SMPEG },
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	77 #endif
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	78
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	79 #if (defined SOUND_SUPPORTS_MPGLIB)
6fe6de401b63 mpglib support. Ryan C. Gordon <icculus@icculus.org> parents: 237 diff changeset	80 { 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	81 #endif
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	82
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	83 #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	84 { 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	85 #endif
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	86
209 e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	87 #if (defined SOUND_SUPPORTS_MIKMOD)
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	88 { 0, &__Sound_DecoderFunctions_MIKMOD },
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	89 #endif
e63b9393f6ce Added ModPlug support. Ryan C. Gordon <icculus@icculus.org> parents: 184 diff changeset	90
20 d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	91 #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	92 { 0, &__Sound_DecoderFunctions_WAV },
20 d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	93 #endif
d4ac6ce1360e Added WAV entries. Ryan C. Gordon <icculus@icculus.org> parents: 10 diff changeset	94
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	95 #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	96 { 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	97 #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	98
216 07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	99 #if (defined SOUND_SUPPORTS_AU)
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	100 { 0, &__Sound_DecoderFunctions_AU },
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	101 #endif
07d0939d40e7 Support for .AU files added. Ryan C. Gordon <icculus@icculus.org> parents: 209 diff changeset	102
26 ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	103 #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	104 { 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	105 #endif
ddc3614c9042 Bugfix (thanks Tsuyoshi Iguchi!), and Ogg Vorbis decoder entry. Ryan C. Gordon <icculus@icculus.org> parents: 20 diff changeset	106
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	107 #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	108 { 0, &__Sound_DecoderFunctions_VOC },
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	109 #endif
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	110
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	111 #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	112 { 0, &__Sound_DecoderFunctions_RAW },
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	113 #endif
102 72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	114
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	115 #if (defined SOUND_SUPPORTS_SHN)
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	116 { 0, &__Sound_DecoderFunctions_SHN },
72502bed0aef Added SHN entry. Ryan C. Gordon <icculus@icculus.org> parents: 98 diff changeset	117 #endif
110 5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	118
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	119 #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	120 { 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	121 #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	122
110 5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	123 #if (defined SOUND_SUPPORTS_MIDI)
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	124 { 0, &__Sound_DecoderFunctions_MIDI },
5e5adbe0f215 Added Midi decoder. Ryan C. Gordon <icculus@icculus.org> parents: 107 diff changeset	125 #endif
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	126
322 31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	127 #if (defined SOUND_SUPPORTS_QUICKTIME)
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	128 { 0, &__Sound_DecoderFunctions_QuickTime },
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	129 #endif
31cc49d7d0ce MacOS fixes. Ryan C. Gordon <icculus@icculus.org> parents: 311 diff changeset	130
450 6d328f00c20d Added Speex decoder. Ryan C. Gordon <icculus@icculus.org> parents: 445 diff changeset	131 #if (defined SOUND_SUPPORTS_SPEEX)
6d328f00c20d Added Speex decoder. Ryan C. Gordon <icculus@icculus.org> parents: 445 diff changeset	132 { 0, &__Sound_DecoderFunctions_SPEEX },
6d328f00c20d Added Speex decoder. Ryan C. Gordon <icculus@icculus.org> parents: 445 diff changeset	133 #endif
6d328f00c20d Added Speex decoder. Ryan C. Gordon <icculus@icculus.org> parents: 445 diff changeset	134
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	135 { 0, NULL }
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	136 };
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	137
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	138
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	139
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	140 /* General SDL_sound state ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	141
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	142 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	143 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	144 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	145 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	146 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	147 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	148 } ErrMsg;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	149
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	150 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	151 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	152
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	153 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	154 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	155
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	156 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	157 static int initialized = 0;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	158
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	159
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	160 /* functions ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	161
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	162 void Sound_GetLinkedVersion(Sound_Version *ver)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	163 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	164 if (ver != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	165 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	166 ver->major = SOUND_VER_MAJOR;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	167 ver->minor = SOUND_VER_MINOR;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	168 ver->patch = SOUND_VER_PATCH;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	169 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	170 } /* Sound_GetLinkedVersion */
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 int Sound_Init(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	174 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	175 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	176 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	177 size_t total = sizeof (decoders) / sizeof (decoders[0]);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	178 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	179
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	180 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	181 error_msgs = NULL;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	182
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	183 available_decoders = (const Sound_DecoderInfo **)
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	184 malloc((total) * sizeof (Sound_DecoderInfo *));
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	185 BAIL_IF_MACRO(available_decoders == NULL, ERR_OUT_OF_MEMORY, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	186
432 ddce7101673e Call SDL_InitSubSystem instead of SDL_Init, to prevent unwanted initialization Ryan C. Gordon <icculus@icculus.org> parents: 400 diff changeset	187 SDL_InitSubSystem(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	188
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	189 errorlist_mutex = SDL_CreateMutex();
445 d0393837bfac Never actually created samplelist_mutex (doh!) ... Thanks, Glenn Maynard! Ryan C. Gordon <icculus@icculus.org> parents: 441 diff changeset	190 samplelist_mutex = SDL_CreateMutex();
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	191
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	192 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	193 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	194 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	195 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	196 {
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	197 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	198 pos++;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	199 } /* if */
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	200 } /* for */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	201
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	202 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	203
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	204 initialized = 1;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	205 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	206 } /* Sound_Init */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	207
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 int Sound_Quit(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	210 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	211 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	212 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	213 size_t i;
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	214
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	215 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	216
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	217 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	218 Sound_FreeSample(sample_list);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	219
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	220 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	221
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	222 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	223 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	224 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	225
118 fd942c1433f8 Fixed for win32 compile. Ryan C. Gordon <icculus@icculus.org> parents: 110 diff changeset	226 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	227 {
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 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	231 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	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 */
c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	234
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	235 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	236 free((void *) available_decoders);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	237 available_decoders = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	238
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	239 /* 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	240 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	241 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	242 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	243 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	244 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	245 } /* 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	246 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	247 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	248 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	249 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	250
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	251 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	252 } /* Sound_Quit */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	253
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	254
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	255 const Sound_DecoderInfo **Sound_AvailableDecoders(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	256 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	257 return(available_decoders); /* READ. ONLY. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	258 } /* Sound_AvailableDecoders */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	259
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	260
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	261 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	262 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	263 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	264 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	265
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	266 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	267 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	268 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	269
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	270 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	271 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	272 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	273 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	274 {
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	275 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	276 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	277 } /* if */
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 */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	279 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	280 } /* if */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	281
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	282 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	283 } /* findErrorForCurrentThread */
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	284
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	285
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	286 const char *Sound_GetError(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	287 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	288 const char *retval = NULL;
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	289 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	290
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	291 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	292 return(ERR_NOT_INITIALIZED);
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	293
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	294 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	295 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	296 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	297 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	298 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	299 } /* if */
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 return(retval);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	302 } /* Sound_GetError */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	303
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	304
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	305 void Sound_ClearError(void)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	306 {
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	307 ErrMsg *err;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	308
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	309 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	310 return;
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	311
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	312 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	313 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	314 err->error_available = 0;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	315 } /* Sound_ClearError */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	316
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	317
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	318 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	319 * This is declared in the internal header.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	320 */
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	321 void __Sound_SetError(const char *str)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	322 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	323 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	324
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	325 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	326 return;
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	327
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	328 SNDDBG(("__Sound_SetError(\"%s\");%s\n", str,
226 57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	329 (initialized) ? "" : " [NOT INITIALIZED!]"));
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	330
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	331 if (!initialized)
57e16a6d244f Fixed an incorrect assertion. Ryan C. Gordon <icculus@icculus.org> parents: 223 diff changeset	332 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	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 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	335 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	336 {
219 ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	337 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	338 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	339 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	340
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	341 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	342 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	343
ca3483f4cfec Error message management now keeps state per-thread, and does not use Ryan C. Gordon <icculus@icculus.org> parents: 216 diff changeset	344 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	345 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	346 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	347 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	348 } /* 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	349
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	350 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	351 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	352 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	353 } /* __Sound_SetError */
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	354
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	355
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	356 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	357 {
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	358 /* "frames" == "sample frames" */
441 5b00e43ec23c Patches to make SDL_sound more Visual C happy. Ryan C. Gordon <icculus@icculus.org> parents: 432 diff changeset	359 float frames_per_ms = ((float) info->rate) / 1000.0f;
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	360 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	361 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	362 return(frame_offset * frame_size);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	363 } /* __Sound_convertMsToBytePos */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	364
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	365
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	366 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	367 * -ansi and -pedantic flags prevent use of strcasecmp() on Linux, and
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	368 * 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	369 * platform has "strcasecmp", "stricmp", or
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	370 * "compare_two_damned_strings_case_insensitive", which I hear is in the
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	371 * 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	372 * they like.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	373 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	374 int __Sound_strcasecmp(const char x, const char y)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	375 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	376 int ux, uy;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	377
98 dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	378 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	379 return(0);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	380
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	381 if (x == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	382 return(-1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	383
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	384 if (y == NULL)
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	385 return(1);
dfdf7b4e05bd Changed __Sound_strcasecmp() to handle NULL strings gracefully. Ryan C. Gordon <icculus@icculus.org> parents: 80 diff changeset	386
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	387 do
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	388 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	389 ux = toupper((int) *x);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	390 uy = toupper((int) *y);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	391 if (ux > uy)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	392 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	393 else if (ux < uy)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	394 return(-1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	395 x++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	396 y++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	397 } while ((ux) && (uy));
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 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	400 } /* __Sound_strcasecmp */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	401
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	402
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	403 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	404 * 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	405 * 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	406 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	407 static Sound_Sample alloc_sample(SDL_RWops rw, Sound_AudioInfo *desired,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	408 Uint32 bufferSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	409 {
485 137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	410 /*
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	411 * !!! FIXME: We're going to need to pool samples, since the mixer
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	412 * !!! FIXME: might be allocating tons of these on a regular basis.
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	413 */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	414 Sound_Sample *retval = malloc(sizeof (Sound_Sample));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	415 Sound_SampleInternal *internal = malloc(sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	416 if ((retval == NULL) \|\| (internal == NULL))
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	417 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	418 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	419 if (retval)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	420 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	421 if (internal)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	422 free(internal);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	423
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	424 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	425 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	426
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	427 memset(retval, '\0', sizeof (Sound_Sample));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	428 memset(internal, '\0', sizeof (Sound_SampleInternal));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	429
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	430 assert(bufferSize > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	431 retval->buffer = malloc(bufferSize); /* pure ugly. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	432 if (!retval->buffer)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	433 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	434 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	435 free(internal);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	436 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	437 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	438 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	439 memset(retval->buffer, '\0', bufferSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	440 retval->buffer_size = bufferSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	441
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	442 if (desired != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	443 memcpy(&retval->desired, desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	444
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	445 internal->rw = rw;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	446 retval->opaque = internal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	447 return(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	448 } /* alloc_sample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	449
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	450
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	451 #if (defined DEBUG_CHATTER)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	452 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	453 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	454 switch(fmt)
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	455 {
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	456 case AUDIO_U8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	457 return("U8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	458 case AUDIO_S8:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	459 return("S8");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	460 case AUDIO_U16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	461 return("U16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	462 case AUDIO_S16LSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	463 return("S16LSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	464 case AUDIO_U16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	465 return("U16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	466 case AUDIO_S16MSB:
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	467 return("S16MSB");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	468 } /* switch */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	469
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	470 return("Unknown");
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	471 } /* fmt_to_str */
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	472 #endif
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	473
cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	474
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	475 /*
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	476 * The bulk of the Sound_NewSample() work is done here...
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	477 * Ask the specified decoder to handle the data in (rw), and if
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	478 * so, construct the Sound_Sample. Otherwise, try to wind (rw)'s stream
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	479 * back to where it was, and return false.
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	480 */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	481 static int init_sample(const Sound_DecoderFunctions *funcs,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	482 Sound_Sample sample, const char ext,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	483 Sound_AudioInfo *_desired)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	484 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	485 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	486 Sound_AudioInfo desired;
400 9d0b5ec9cc26 FIXME cleanups. Ryan C. Gordon <icculus@icculus.org> parents: 387 diff changeset	487 int pos = SDL_RWtell(internal->rw);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	488
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	489 /* fill in the funcs for this decoder... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	490 sample->decoder = &funcs->info;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	491 internal->funcs = funcs;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	492 if (!funcs->open(sample, ext))
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	493 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	494 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	495 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	496 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	497
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	498 /* success; we've got a decoder! */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	499
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	500 /* Now we need to set up the conversion buffer... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	501
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	502 memcpy(&desired, (_desired != NULL) ? _desired : &sample->actual,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	503 sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	504
340 5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	505 if (desired.format == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	506 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	507 if (desired.channels == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	508 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	509 if (desired.rate == 0)
5a72981b8cba Added optional, experimental audio conversion routines by Frank Ranostaj. Ryan C. Gordon <icculus@icculus.org> parents: 322 diff changeset	510 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	511
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	512 if (Sound_BuildAudioCVT(&internal->sdlcvt,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	513 sample->actual.format,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	514 sample->actual.channels,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	515 sample->actual.rate,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	516 desired.format,
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	517 desired.channels,
382 ce998ee6194f Sync'd with latest altcvt. Ryan C. Gordon <icculus@icculus.org> parents: 377 diff changeset	518 desired.rate,
ce998ee6194f Sync'd with latest altcvt. Ryan C. Gordon <icculus@icculus.org> parents: 377 diff changeset	519 sample->buffer_size) == -1)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	520 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	521 __Sound_SetError(SDL_GetError());
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	522 funcs->close(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	523 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	524 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	525 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	526
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	527 if (internal->sdlcvt.len_mult > 1)
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 void *rc = realloc(sample->buffer,
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	530 sample->buffer_size * internal->sdlcvt.len_mult);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	531 if (rc == NULL)
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 funcs->close(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	534 SDL_RWseek(internal->rw, pos, SEEK_SET); /* set for next try... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	535 return(0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	536 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	537
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	538 sample->buffer = rc;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	539 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	540
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	541 /* these pointers are all one and the same. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	542 memcpy(&sample->desired, &desired, sizeof (Sound_AudioInfo));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	543 internal->sdlcvt.buf = internal->buffer = sample->buffer;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	544 internal->buffer_size = sample->buffer_size / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	545 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	546
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	547 /* 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	548 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	549 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	550 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	551 ((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	552 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	553 SDL_UnlockMutex(samplelist_mutex);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	554
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	555 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	556 fmt_to_str(sample->desired.format),
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	557 sample->desired.rate,
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	558 sample->desired.channels));
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	559
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	560 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	561 fmt_to_str(sample->actual.format),
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	562 sample->actual.rate,
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	563 sample->actual.channels));
10 cc2c32349380 Some debugging output, and MP3 and VOC entries, added. Ryan C. Gordon <icculus@icculus.org> parents: 4 diff changeset	564
62 b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	565 SNDDBG(("On-the-fly conversion: %s.\n",
b13fafb976be Changed _D macro to DBGSND. Ryan C. Gordon <icculus@icculus.org> parents: 48 diff changeset	566 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	567
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	568 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	569 } /* init_sample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	570
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 Sound_Sample Sound_NewSample(SDL_RWops rw, const char *ext,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	573 Sound_AudioInfo *desired, Uint32 bSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	574 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	575 Sound_Sample *retval;
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	576 decoder_element *decoder;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	577
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	578 /* sanity checks. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	579 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	580 BAIL_IF_MACRO(rw == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	581
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	582 retval = alloc_sample(rw, desired, bSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	583 if (!retval)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	584 return(NULL); /* alloc_sample() sets error message... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	585
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	586 if (ext != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	587 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	588 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	589 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	590 if (decoder->available)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	591 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	592 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	593 while (*decoderExt)
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	594 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	595 if (__Sound_strcasecmp(*decoderExt, ext) == 0)
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	596 {
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	597 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	598 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	599 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	600 } /* if */
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	601 decoderExt++;
1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	602 } /* while */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	603 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	604 } /* for */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	605 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	606
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	607 /* 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	608 for (decoder = &decoders[0]; decoder->funcs != NULL; decoder++)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	609 {
149 1df5c106504e Decoders can now list multiple file extensions. Ryan C. Gordon <icculus@icculus.org> parents: 143 diff changeset	610 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	611 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	612 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	613 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	614
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	615 /* 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	616 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	617 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	618 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	619 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	620 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	621 break;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	622 } /* if */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	623 decoderExt++;
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	624 } /* while */
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	625
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	626 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	627 {
ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	628 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	629 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	630 } /* if */
48 c4b8c39a9798 Individual decoders are now initialized during Sound_Init(), and deinitialized Ryan C. Gordon <icculus@icculus.org> parents: 37 diff changeset	631 } /* if */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	632 } /* for */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	633
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	634 /* nothing could handle the sound data... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	635 free(retval->opaque);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	636 if (retval->buffer != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	637 free(retval->buffer);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	638 free(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	639 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	640 __Sound_SetError(ERR_UNSUPPORTED_FORMAT);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	641 return(NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	642 } /* Sound_NewSample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	643
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	644
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	645 Sound_Sample Sound_NewSampleFromFile(const char filename,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	646 Sound_AudioInfo *desired,
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	647 Uint32 bufferSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	648 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	649 const char *ext;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	650 SDL_RWops *rw;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	651
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	652 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	653 BAIL_IF_MACRO(filename == NULL, ERR_INVALID_ARGUMENT, NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	654
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	655 ext = strrchr(filename, '.');
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	656 rw = SDL_RWFromFile(filename, "rb");
485 137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	657 /* !!! FIXME: rw = RWops_FromFile(filename, "rb");*/
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	658 BAIL_IF_MACRO(rw == NULL, SDL_GetError(), NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	659
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	660 if (ext != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	661 ext++;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	662
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	663 return(Sound_NewSample(rw, ext, desired, bufferSize));
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	664 } /* Sound_NewSampleFromFile */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	665
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	666
485 137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	667 Sound_Sample Sound_NewSampleFromMem(const Uint8 data,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	668 Uint32 size,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	669 const char *ext,
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	670 Sound_AudioInfo *desired,
489 c00e26a7e0b6 Patched compile error. Ryan C. Gordon <icculus@icculus.org> parents: 485 diff changeset	671 Uint32 bufferSize)
485 137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	672 {
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	673 SDL_RWops *rw;
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	674
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	675 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	676 BAIL_IF_MACRO(data == NULL, ERR_INVALID_ARGUMENT, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	677 BAIL_IF_MACRO(size == 0, ERR_INVALID_ARGUMENT, NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	678
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	679 rw = SDL_RWFromMem(data, size);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	680 /* !!! FIXME: rw = RWops_FromMem(data, size);*/
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	681 BAIL_IF_MACRO(rw == NULL, SDL_GetError(), NULL);
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	682
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	683 return(Sound_NewSample(rw, ext, desired, bufferSize));
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	684 } /* Sound_NewSampleFromMem */
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	685
137c0b00ea4c Added Sound_NewSampleFromMem(), and implementation of RWops pooling. Ryan C. Gordon <icculus@icculus.org> parents: 477 diff changeset	686
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	687 void Sound_FreeSample(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	688 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	689 Sound_SampleInternal *internal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	690
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	691 if (!initialized)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	692 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	693 __Sound_SetError(ERR_NOT_INITIALIZED);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	694 return;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	695 } /* if */
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 if (sample == NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	698 {
387 fb519e6028e3 Changed all the Sound_SetError() calls to __Sound_SetError (or BAIL_MACRO) Ryan C. Gordon <icculus@icculus.org>* parents: 382 diff changeset	699 __Sound_SetError(ERR_INVALID_ARGUMENT);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	700 return;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	701 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	702
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	703 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	704
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	705 SDL_LockMutex(samplelist_mutex);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	706
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	707 /* update the sample_list... */
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	708 if (internal->prev != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	709 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	710 Sound_SampleInternal *prevInternal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	711 prevInternal = (Sound_SampleInternal *) internal->prev->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	712 prevInternal->next = internal->next;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	713 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	714 else
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	715 {
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	716 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	717 sample_list = internal->next;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	718 } /* else */
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 if (internal->next != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	721 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	722 Sound_SampleInternal *nextInternal;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	723 nextInternal = (Sound_SampleInternal *) internal->next->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	724 nextInternal->prev = internal->prev;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	725 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	726
237 ceadd952319a Increased ModPlug decoder's priority to be above MikMod. Fixed some coding Ryan C. Gordon <icculus@icculus.org> parents: 226 diff changeset	727 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	728
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	729 /* 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	730 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	731
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	732 if (internal->rw != NULL) /* this condition is a "just in case" thing. */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	733 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	734
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	735 if ((internal->buffer != NULL) && (internal->buffer != sample->buffer))
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	736 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	737
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	738 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	739
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	740 if (sample->buffer != NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	741 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	742
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	743 free(sample);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	744 } /* Sound_FreeSample */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	745
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	746
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	747 int Sound_SetBufferSize(Sound_Sample *sample, Uint32 newSize)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	748 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	749 void *newBuf = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	750 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	751
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	752 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	753 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	754 internal = ((Sound_SampleInternal *) sample->opaque);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	755 newBuf = realloc(sample->buffer, newSize * internal->sdlcvt.len_mult);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	756 BAIL_IF_MACRO(newBuf == NULL, ERR_OUT_OF_MEMORY, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	757
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	758 internal->sdlcvt.buf = internal->buffer = sample->buffer = newBuf;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	759 sample->buffer_size = newSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	760 internal->buffer_size = newSize / internal->sdlcvt.len_mult;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	761 internal->sdlcvt.len = internal->buffer_size;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	762
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	763 return(1);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	764 } /* Sound_SetBufferSize */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	765
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	766
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	767 Uint32 Sound_Decode(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	768 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	769 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	770 Uint32 retval = 0;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	771
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	772 /* a boatload of sanity checks... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	773 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	774 BAIL_IF_MACRO(sample == NULL, ERR_INVALID_ARGUMENT, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	775 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_ERROR, ERR_PREV_ERROR, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	776 BAIL_IF_MACRO(sample->flags & SOUND_SAMPLEFLAG_EOF, ERR_PREV_EOF, 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	777
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	778 internal = (Sound_SampleInternal *) sample->opaque;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	779
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	780 assert(sample->buffer != NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	781 assert(sample->buffer_size > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	782 assert(internal->buffer != NULL);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	783 assert(internal->buffer_size > 0);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	784
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	785 /* 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	786 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	787 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	788
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	789 if (retval > 0 && internal->sdlcvt.needed)
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	790 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	791 internal->sdlcvt.len = retval;
143 3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	792 Sound_ConvertAudio(&internal->sdlcvt);
3e60862fbd76 Start of audio converter work. Ryan C. Gordon <icculus@icculus.org> parents: 118 diff changeset	793 retval = internal->sdlcvt.len_cvt;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	794 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	795
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	796 return(retval);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	797 } /* Sound_Decode */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	798
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	799
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	800 Uint32 Sound_DecodeAll(Sound_Sample *sample)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	801 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	802 Sound_SampleInternal *internal = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	803 void *buf = NULL;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	804 Uint32 newBufSize = 0;
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 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	807 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	808 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	809
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	810 internal = (Sound_SampleInternal *) sample->opaque;
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 while ( ((sample->flags & SOUND_SAMPLEFLAG_EOF) == 0) &&
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	813 ((sample->flags & SOUND_SAMPLEFLAG_ERROR) == 0) )
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	814 {
172 705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	815 Uint32 br = Sound_Decode(sample);
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	816 void *ptr = realloc(buf, newBufSize + br);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	817 if (ptr == NULL)
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	818 {
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	819 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	820 __Sound_SetError(ERR_OUT_OF_MEMORY);
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	821 } /* if */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	822 else
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	823 {
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	824 buf = ptr;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	825 memcpy( ((char *) buf) + newBufSize, sample->buffer, br );
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	826 newBufSize += br;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	827 } /* else */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	828 } /* while */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	829
172 705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	830 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	831 return(sample->buffer_size);
705dcbf94639 Sound_DecodeAll() is now more robust. Ryan C. Gordon <icculus@icculus.org> parents: 167 diff changeset	832
167 82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	833 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	834 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	835
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	836 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	837
82acaa7107c2 Fixed Sound_DecodeAll(), and made Sound_FreeSample() a little more robust. Ryan C. Gordon <icculus@icculus.org> parents: 165 diff changeset	838 internal->sdlcvt.buf = internal->buffer = sample->buffer = buf;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	839 sample->buffer_size = newBufSize;
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	840 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	841 internal->sdlcvt.len = internal->buffer_size;
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	842
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	843 return(newBufSize);
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	844 } /* Sound_DecodeAll */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	845
223 249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	846
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	847 int Sound_Rewind(Sound_Sample *sample)
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	848 {
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	849 Sound_SampleInternal *internal;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	850 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, 0);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	851
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	852 internal = (Sound_SampleInternal *) sample->opaque;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	853 if (!internal->funcs->rewind(sample))
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	854 {
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	855 sample->flags \|= SOUND_SAMPLEFLAG_ERROR;
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	856 return(0);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	857 } /* if */
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	858
311 d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	859 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	860 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	861 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	862
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	863 return(1);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	864 } /* Sound_Rewind */
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	865
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	866
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	867 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	868 {
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	869 Sound_SampleInternal *internal;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	870
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	871 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	872 if (!(sample->flags & SOUND_SAMPLEFLAG_CANSEEK))
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	873 BAIL_MACRO(ERR_CANNOT_SEEK, 0);
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	874
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	875 internal = (Sound_SampleInternal *) sample->opaque;
c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	876 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	877
311 d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	878 sample->flags &= ~SOUND_SAMPLEFLAG_EAGAIN;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	879 sample->flags &= ~SOUND_SAMPLEFLAG_ERROR;
d62c05322a3e Logic fixes from Torbj�rn. Ryan C. Gordon <icculus@icculus.org> parents: 306 diff changeset	880 sample->flags &= ~SOUND_SAMPLEFLAG_EOF;
306 c97be6e1bd27 Added framework for Sound_Seek() support. Ryan C. Gordon <icculus@icculus.org> parents: 262 diff changeset	881
223 249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	882 return(1);
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	883 } /* Sound_Rewind */
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	884
249186e31431 Sound_Rewind() support code. Ryan C. Gordon <icculus@icculus.org> parents: 219 diff changeset	885
477 3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	886 Sint32 Sound_GetDuration(Sound_Sample *sample)
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	887 {
553 5ec7f4e5e20b Fixed compilation on pre-C99 compilers (gcc2, msvc, etc). Ryan C. Gordon <icculus@icculus.org> parents: 552 diff changeset	888 Sound_SampleInternal *internal;
477 3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	889 BAIL_IF_MACRO(!initialized, ERR_NOT_INITIALIZED, -1);
553 5ec7f4e5e20b Fixed compilation on pre-C99 compilers (gcc2, msvc, etc). Ryan C. Gordon <icculus@icculus.org> parents: 552 diff changeset	890 internal = (Sound_SampleInternal *) sample->opaque;
477 3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	891 return(internal->total_time);
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	892 } /* Sound_GetDuration */
3e705c9180e5 Fixed binary compatibility, added Sound_GetDuration(). Ryan C. Gordon <icculus@icculus.org> parents: 450 diff changeset	893
4 341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	894 /* end of SDL_sound.c ... */
341cea3e13c6 Initial add. Ryan C. Gordon <icculus@icculus.org> parents: diff changeset	895

Mercurial > SDL_sound_CoreAudio

annotate SDL_sound.c @ 559:32780ed89c06