Mercurial > SDL_sound_CoreAudio

annotate decoders/mpglib/mpglib_sdlsound.h @ 292:a9e211c3faa4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Cleanups and audio format determination.
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 17 Mar 2002 21:16:33 +0000
parents 9b6e82f7c853
children 5b00e43ec23c
rev   line source
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
1
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
2 struct buf {
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
3 unsigned char *pnt;
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
4 long size;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
5 long pos;
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
6 struct buf *next;
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
7 struct buf *prev;
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
8 };
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
9
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
10 struct framebuf {
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
11 struct buf *buf;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
12 long pos;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
13 struct frame *next;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
14 struct frame *prev;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
15 };
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
16
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
17 struct mpstr {
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
18 struct buf *head,*tail;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
19 int bsize;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
20 int framesize;
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
21 int fsizeold;
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
22 struct frame fr;
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
23 unsigned char bsspace[2][MAXFRAMESIZE+512]; /* MAXFRAMESIZE */
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
24 real hybrid_block[2][2][SBLIMIT*SSLIMIT];
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
25 int hybrid_blc[2];
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
26 unsigned long header;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
27 int bsnum;
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
28 real synth_buffs[2][2][0x110];
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
29 int synth_bo;
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
30 };
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
31
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
32 #ifndef BOOL
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
33 #define BOOL int
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
34 #endif
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
35
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
36 #define MP3_ERR -1
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
37 #define MP3_OK 0
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
38 #define MP3_NEED_MORE 1
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
39
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
40
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
41 #ifdef __cplusplus
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
42 extern "C" {
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
43 #endif
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
44
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
45 BOOL InitMP3(struct mpstr *mp);
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
46 int decodeMP3(struct mpstr *mp,char *inmemory,int inmemsize,
292
a9e211c3faa4 Cleanups and audio format determination.
Ryan C. Gordon <icculus@icculus.org>
parents: 261
diff changeset
47 char *outmemory,int outmemsize,int *done);
261
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
48 void ExitMP3(struct mpstr *mp);
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
49
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
50 #ifdef __cplusplus
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
51 }
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
52 #endif
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
53
9b6e82f7c853 Initial add.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
54