libmpdemux/ms_hdr.h

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef MPLAYER_MS_HDR_H
  20 #define MPLAYER_MS_HDR_H
  21
  22 #include "config.h"
  23
  24 #ifndef _WAVEFORMATEX_
  25 #define _WAVEFORMATEX_
  26 typedef struct __attribute__((__packed__)) _WAVEFORMATEX {
  27   unsigned short  wFormatTag;
  28   unsigned short  nChannels;
  29   unsigned int    nSamplesPerSec;
  30   unsigned int    nAvgBytesPerSec;
  31   unsigned short  nBlockAlign;
  32   unsigned short  wBitsPerSample;
  33   unsigned short  cbSize;
  34 } WAVEFORMATEX, *PWAVEFORMATEX, *NPWAVEFORMATEX, *LPWAVEFORMATEX;
  35 #endif /* _WAVEFORMATEX_ */
  36
  37 #ifndef _WAVEFORMATEXTENSIBLE_
  38 #define _WAVEFORMATEXTENSIBLE_
  39 typedef struct __attribute__((__packed__)) _WAVEFORMATEXTENSIBLE {
  40     WAVEFORMATEX   wf;
  41     unsigned short wValidBitsPerSample;
  42     unsigned int   dwChannelMask;
  43     unsigned int   SubFormat; // Only interested in first 32 bits of guid
  44     unsigned int   _guid_remainder[3];
  45 } WAVEFORMATEXTENSIBLE;
  46 #endif /* _WAVEFORMATEXTENSIBLE_ */
  47
  48 #ifndef _MPEGLAYER3WAVEFORMAT_
  49 #define _MPEGLAYER3WAVEFORMAT_
  50 typedef struct __attribute__((__packed__)) mpeglayer3waveformat_tag {
  51   WAVEFORMATEX wf;
  52   unsigned short wID;
  53   unsigned int   fdwFlags;
  54   unsigned short nBlockSize;
  55   unsigned short nFramesPerBlock;
  56   unsigned short nCodecDelay;
  57 } MPEGLAYER3WAVEFORMAT;
  58 #endif /* _MPEGLAYER3WAVEFORMAT_ */
  59
  60 /* windows.h #includes wingdi.h on MinGW. */
  61 #if !defined(_BITMAPINFOHEADER_) && !defined(_WINGDI_)
  62 #define _BITMAPINFOHEADER_
  63 typedef struct __attribute__((__packed__))
  64 {
  65     int         biSize;
  66     int         biWidth;
  67     int         biHeight;
  68     short       biPlanes;
  69     short       biBitCount;
  70     int         biCompression;
  71     int         biSizeImage;
  72     int         biXPelsPerMeter;
  73     int         biYPelsPerMeter;
  74     int         biClrUsed;
  75     int         biClrImportant;
  76 } BITMAPINFOHEADER, *PBITMAPINFOHEADER, *LPBITMAPINFOHEADER;
  77 typedef struct {
  78         BITMAPINFOHEADER bmiHeader;
  79         int     bmiColors[1];
  80 } BITMAPINFO, *LPBITMAPINFO;
  81 #endif
  82
  83 #ifndef le2me_BITMAPINFOHEADER
  84 #if HAVE_BIGENDIAN
  85 #define le2me_BITMAPINFOHEADER(h) {                                     \
  86     (h)->biSize = le2me_32((h)->biSize);                                \
  87     (h)->biWidth = le2me_32((h)->biWidth);                              \
  88     (h)->biHeight = le2me_32((h)->biHeight);                            \
  89     (h)->biPlanes = le2me_16((h)->biPlanes);                            \
  90     (h)->biBitCount = le2me_16((h)->biBitCount);                        \
  91     (h)->biCompression = le2me_32((h)->biCompression);                  \
  92     (h)->biSizeImage = le2me_32((h)->biSizeImage);                      \
  93     (h)->biXPelsPerMeter = le2me_32((h)->biXPelsPerMeter);              \
  94     (h)->biYPelsPerMeter = le2me_32((h)->biYPelsPerMeter);              \
  95     (h)->biClrUsed = le2me_32((h)->biClrUsed);                          \
  96     (h)->biClrImportant = le2me_32((h)->biClrImportant);                \
  97 }
  98 #define le2me_WAVEFORMATEX(h) {                                         \
  99     (h)->wFormatTag = le2me_16((h)->wFormatTag);                        \
 100     (h)->nChannels = le2me_16((h)->nChannels);                          \
 101     (h)->nSamplesPerSec = le2me_32((h)->nSamplesPerSec);                \
 102     (h)->nAvgBytesPerSec = le2me_32((h)->nAvgBytesPerSec);              \
 103     (h)->nBlockAlign = le2me_16((h)->nBlockAlign);                      \
 104     (h)->wBitsPerSample = le2me_16((h)->wBitsPerSample);                \
 105     (h)->cbSize = le2me_16((h)->cbSize);                                \
 106 }
 107 #else
 108 #define le2me_BITMAPINFOHEADER(h)   /**/
 109 #define le2me_WAVEFORMATEX(h)       /**/
 110 #endif
 111 #endif
 112
 113 #endif /* MPLAYER_MS_HDR_H */