1 /*---------------------------------------------------------------------------*
2   Project: Revolution DSP ADPCM encoder
3   File:    dspadpcm.h
4 
5   Copyright (C)1998-2006 Nintendo  All Rights Reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Log: dspadpcm.h,v $
14   Revision 1.3  2007/11/26 07:18:26  nakano_yoshinobu
15   Fix for VC2005.
16 
17   Revision 1.2  2006/02/09 07:07:35  aka
18   Changed copyright.
19 
20 
21  *---------------------------------------------------------------------------*/
22 
23 #ifndef __DSPADPCM_H__
24 #define __DSPADPCM_H__
25 
26 
27 typedef struct
28 {
29 
30     u32 channels;
31     u32 bitsPerSample;
32     u32 sampleRate;
33     u32 samples;
34     u32 loopStart;
35     u32 loopEnd;
36     u32 bufferLength;
37 
38 } SOUNDINFO;
39 
40 #define SOUND_FILE_SUCCESS      0
41 #define SOUND_FILE_FORMAT_ERROR 1
42 #define SOUND_FILE_FOPEN_ERROR  2
43 
44 typedef struct
45 {
46     // start context
47     s16 coef[16];
48     u16 gain;
49     u16 pred_scale;
50     s16 yn1;
51     s16 yn2;
52 
53     // loop context
54     u16 loop_pred_scale;
55     s16 loop_yn1;
56     s16 loop_yn2;
57 
58 } ADPCMINFO;
59 
60 #pragma warning (disable: 4996) //for VC2005
61 
62 #endif // __DSPADPCM_H__
63