include/codecs.h

   1 /*****************************************************************************
   2  * codecs.h: codec related structures needed by the demuxers and decoders
   3  *****************************************************************************
   4  * Copyright (C) 1999-2001 VideoLAN
   5  * $Id: codecs.h,v 1.3 2002/12/03 17:00:15 fenrir Exp $
   6  *
   7  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24 #ifndef _VLC_CODECS_H
  25 #define _VLC_CODECS_H 1
  26
  27 /* Structures exported to the demuxers and decoders */
  28
  29 #ifndef _WAVEFORMATEX_
  30 #define _WAVEFORMATEX_
  31 typedef struct __attribute__((__packed__)) _WAVEFORMATEX {
  32     uint16_t   wFormatTag;
  33     uint16_t   nChannels;
  34     uint32_t   nSamplesPerSec;
  35     uint32_t   nAvgBytesPerSec;
  36     uint16_t   nBlockAlign;
  37     uint16_t   wBitsPerSample;
  38     uint16_t   cbSize;
  39 } WAVEFORMATEX, *PWAVEFORMATEX, *NPWAVEFORMATEX, *LPWAVEFORMATEX;
  40 #endif /* _WAVEFORMATEX_ */
  41
  42 #if !defined(_BITMAPINFOHEADER_) && !defined(WIN32)
  43 #define _BITMAPINFOHEADER_
  44 typedef struct __attribute__((__packed__))
  45 {
  46     uint32_t   biSize;
  47     uint32_t   biWidth;
  48     uint32_t   biHeight;
  49     uint16_t   biPlanes;
  50     uint16_t   biBitCount;
  51     uint32_t   biCompression;
  52     uint32_t   biSizeImage;
  53     uint32_t   biXPelsPerMeter;
  54     uint32_t   biYPelsPerMeter;
  55     uint32_t   biClrUsed;
  56     uint32_t   biClrImportant;
  57 } BITMAPINFOHEADER, *PBITMAPINFOHEADER, *LPBITMAPINFOHEADER;
  58 typedef struct {
  59     BITMAPINFOHEADER bmiHeader;
  60     int        bmiColors[1];
  61 } BITMAPINFO, *LPBITMAPINFO;
  62 #endif
  63
  64 /* WAVE form wFormatTag IDs */
  65
  66 #define  WAVE_FORMAT_UNKNOWN            0x0000 /* Microsoft Corporation */
  67 #define  WAVE_FORMAT_PCM                0x0001 /* Microsoft Corporation */
  68 #define  WAVE_FORMAT_ADPCM              0x0002 /* Microsoft Corporation */
  69 #define  WAVE_FORMAT_IEEE_FLOAT         0x0003 /* Microsoft Corporation */
  70 #define  WAVE_FORMAT_ALAW               0x0006 /* Microsoft Corporation */
  71 #define  WAVE_FORMAT_MULAW              0x0007 /* Microsoft Corporation */
  72 #define  WAVE_FORMAT_DTS                0x0008 /* Microsoft Corporation */
  73 #define  WAVE_FORMAT_IMA_ADPCM          0x0011
  74 #define  WAVE_FORMAT_MPEG               0x0050 /* Microsoft Corporation */
  75 #define  WAVE_FORMAT_MPEGLAYER3         0x0055 /* ISO/MPEG Layer3 Format Tag */
  76 #define  WAVE_FORMAT_DOLBY_AC3_SPDIF    0x0092 /* Sonic Foundry */
  77
  78 /* Need to check these */
  79 #define WAVE_FORMAT_A52             0x2000
  80 #define WAVE_FORMAT_WMA1            0x0160
  81 #define WAVE_FORMAT_WMA2            0x0161
  82 #define WAVE_FORMAT_WMA3            0x0162
  83
  84 #if !defined(WAVE_FORMAT_EXTENSIBLE)
  85 #define  WAVE_FORMAT_EXTENSIBLE                 0xFFFE /* Microsoft */
  86 #endif
  87
  88 #endif /* "codecs.h" */