mirror of https://github.com/mpv-player/mpv
112 lines
3.9 KiB
C
112 lines
3.9 KiB
C
#ifndef _aviheader_h
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#define _aviheader_h
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//#include "config.h" /* get correct definition WORDS_BIGENDIAN */
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#include "bswap.h"
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/*
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* Some macros to swap little endian structures read from an AVI file
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* into machine endian format
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*/
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#ifdef WORDS_BIGENDIAN
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#define le2me_MainAVIHeader(h) { \
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(h)->dwMicroSecPerFrame = le2me_32((h)->dwMicroSecPerFrame); \
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(h)->dwMaxBytesPerSec = le2me_32((h)->dwMaxBytesPerSec); \
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(h)->dwPaddingGranularity = le2me_32((h)->dwPaddingGranularity); \
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(h)->dwFlags = le2me_32((h)->dwFlags); \
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(h)->dwTotalFrames = le2me_32((h)->dwTotalFrames); \
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(h)->dwInitialFrames = le2me_32((h)->dwInitialFrames); \
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(h)->dwStreams = le2me_32((h)->dwStreams); \
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(h)->dwSuggestedBufferSize = le2me_32((h)->dwSuggestedBufferSize); \
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(h)->dwWidth = le2me_32((h)->dwWidth); \
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(h)->dwHeight = le2me_32((h)->dwHeight); \
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}
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#define le2me_AVIStreamHeader(h) { \
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(h)->fccType = le2me_32((h)->fccType); \
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(h)->fccHandler = le2me_32((h)->fccHandler); \
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(h)->dwFlags = le2me_32((h)->dwFlags); \
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(h)->wPriority = le2me_16((h)->wPriority); \
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(h)->wLanguage = le2me_16((h)->wLanguage); \
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(h)->dwInitialFrames = le2me_32((h)->dwInitialFrames); \
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(h)->dwScale = le2me_32((h)->dwScale); \
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(h)->dwRate = le2me_32((h)->dwRate); \
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(h)->dwStart = le2me_32((h)->dwStart); \
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(h)->dwLength = le2me_32((h)->dwLength); \
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(h)->dwSuggestedBufferSize = le2me_32((h)->dwSuggestedBufferSize); \
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(h)->dwQuality = le2me_32((h)->dwQuality); \
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(h)->dwSampleSize = le2me_32((h)->dwSampleSize); \
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le2me_RECT(&(h)->rcFrame); \
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}
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#define le2me_RECT(h) { \
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(h)->left = le2me_16((h)->left); \
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(h)->top = le2me_16((h)->top); \
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(h)->right = le2me_16((h)->right); \
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(h)->bottom = le2me_16((h)->bottom); \
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}
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#define le2me_BITMAPINFOHEADER(h) { \
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(h)->biSize = le2me_32((h)->biSize); \
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(h)->biWidth = le2me_32((h)->biWidth); \
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(h)->biHeight = le2me_32((h)->biHeight); \
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(h)->biPlanes = le2me_16((h)->biPlanes); \
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(h)->biBitCount = le2me_16((h)->biBitCount); \
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(h)->biCompression = le2me_32((h)->biCompression); \
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(h)->biSizeImage = le2me_32((h)->biSizeImage); \
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(h)->biXPelsPerMeter = le2me_32((h)->biXPelsPerMeter); \
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(h)->biYPelsPerMeter = le2me_32((h)->biYPelsPerMeter); \
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(h)->biClrUsed = le2me_32((h)->biClrUsed); \
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(h)->biClrImportant = le2me_32((h)->biClrImportant); \
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}
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#define le2me_WAVEFORMATEX(h) { \
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(h)->wFormatTag = le2me_16((h)->wFormatTag); \
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(h)->nChannels = le2me_16((h)->nChannels); \
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(h)->nSamplesPerSec = le2me_32((h)->nSamplesPerSec); \
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(h)->nAvgBytesPerSec = le2me_32((h)->nAvgBytesPerSec); \
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(h)->nBlockAlign = le2me_16((h)->nBlockAlign); \
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(h)->wBitsPerSample = le2me_16((h)->wBitsPerSample); \
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(h)->cbSize = le2me_16((h)->cbSize); \
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}
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#define le2me_AVIINDEXENTRY(h) { \
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(h)->ckid = le2me_32((h)->ckid); \
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(h)->dwFlags = le2me_32((h)->dwFlags); \
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(h)->dwChunkOffset = le2me_32((h)->dwChunkOffset); \
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(h)->dwChunkLength = le2me_32((h)->dwChunkLength); \
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}
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#else
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#define le2me_MainAVIHeader(h) /**/
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#define le2me_AVIStreamHeader(h) /**/
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#define le2me_RECT(h) /**/
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#define le2me_BITMAPINFOHEADER(h) /**/
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#define le2me_WAVEFORMATEX(h) /**/
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#define le2me_AVIINDEXENTRY(h) /**/
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#endif
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#endif
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typedef struct {
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// index stuff:
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void* idx;
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int idx_size;
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off_t idx_pos;
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off_t idx_pos_a;
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off_t idx_pos_v;
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off_t idx_offset; // ennyit kell hozzaadni az index offset ertekekhez
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// bps-based PTS stuff:
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int video_pack_no;
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int audio_block_size;
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off_t audio_block_no;
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// interleaved PTS stuff:
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int skip_video_frames;
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int audio_streams;
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float avi_audio_pts;
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float avi_video_pts;
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float pts_correction;
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unsigned int pts_corr_bytes;
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unsigned char pts_corrected;
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unsigned char pts_has_video;
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} avi_priv_t;
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#define AVI_PRIV ((avi_priv_t*)(demuxer->priv))
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