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381 lines
13 KiB
381 lines
13 KiB
/*****************************************************************************
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* libavi.h : LibAVI library
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******************************************************************************
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* Copyright (C) 2001-2003 VLC authors and VideoLAN
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* Authors: Laurent Aimar <fenrir@via.ecp.fr>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/* biCompression / Others are FourCC */
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#define BI_RGB 0x0000
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#define BI_RLE8 0x0001
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#define BI_RLE4 0x0002
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#define BI_BITFIELDS 0x0003
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#define BI_JPEG 0x0004
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#define BI_PNG 0x0005
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#define BI_CMYK 0x000B
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#define BI_CMYKRLE8 0x000C
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#define BI_CMYKRLE4 0x000D
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/* flags for use in <dwFlags> in AVIFileHdr */
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#define AVIF_HASINDEX 0x00000010 /* Index at end of file? */
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#define AVIF_MUSTUSEINDEX 0x00000020
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#define AVIF_ISINTERLEAVED 0x00000100
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#define AVIF_TRUSTCKTYPE 0x00000800 /* Use CKType to find key frames? */
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#define AVIF_WASCAPTUREFILE 0x00010000
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#define AVIF_COPYRIGHTED 0x00020000
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/* Flags for index */
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#define AVIIF_LIST 0x00000001L /* chunk is a 'LIST' */
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#define AVIIF_KEYFRAME 0x00000010L /* this frame is a key frame.*/
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#define AVIIF_NOTIME 0x00000100L /* this frame doesn't take any time */
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#define AVIIF_COMPUSE 0x0FFF0000L /* these bits are for compressor use */
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#define AVIIF_FIXKEYFRAME 0x00001000L /* invented; used to say that */
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/* the keyframe flag isn't a true flag */
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/* but have to be verified */
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#define AVI_CHUNK_COMMON \
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vlc_fourcc_t i_chunk_fourcc; \
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uint64_t i_chunk_size; \
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uint64_t i_chunk_pos; \
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union avi_chunk_u *p_next; \
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union avi_chunk_u *p_father; \
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union avi_chunk_u *p_first;
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#define AVI_CHUNK( p_chk ) (avi_chunk_t*)(p_chk)
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typedef struct idx1_entry_s
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{
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vlc_fourcc_t i_fourcc;
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uint32_t i_flags;
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uint32_t i_pos;
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uint32_t i_length;
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} idx1_entry_t;
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typedef struct avi_chunk_common_s
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{
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AVI_CHUNK_COMMON
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} avi_chunk_common_t;
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typedef struct avi_chunk_list_s
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{
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AVI_CHUNK_COMMON
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vlc_fourcc_t i_type;
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} avi_chunk_list_t;
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typedef struct avi_chunk_idx1_s
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{
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AVI_CHUNK_COMMON
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unsigned int i_entry_count;
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unsigned int i_entry_max;
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idx1_entry_t *entry;
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} avi_chunk_idx1_t;
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typedef struct avi_chunk_avih_s
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{
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AVI_CHUNK_COMMON
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uint32_t i_microsecperframe;
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uint32_t i_maxbytespersec;
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uint32_t i_reserved1; /* dwPaddingGranularity; pad to multiples of this
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size; normally 2K */
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uint32_t i_flags;
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uint32_t i_totalframes;
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uint32_t i_initialframes;
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uint32_t i_streams;
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uint32_t i_suggestedbuffersize;
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uint32_t i_width;
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uint32_t i_height;
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uint32_t i_scale;
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uint32_t i_rate;
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uint32_t i_start;
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uint32_t i_length;
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} avi_chunk_avih_t;
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typedef struct avi_chunk_strh_s
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{
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AVI_CHUNK_COMMON
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vlc_fourcc_t i_type;
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uint32_t i_handler;
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uint32_t i_flags;
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uint32_t i_reserved1; /* wPriority wLanguage */
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uint32_t i_initialframes;
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uint32_t i_scale;
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uint32_t i_rate;
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uint32_t i_start;
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uint32_t i_length; /* In units above... */
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uint32_t i_suggestedbuffersize;
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uint32_t i_quality;
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uint32_t i_samplesize;
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} avi_chunk_strh_t;
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typedef struct avi_chunk_strf_auds_s
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{
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AVI_CHUNK_COMMON
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int i_cat;
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WAVEFORMATEX *p_wf;
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} avi_chunk_strf_auds_t;
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typedef struct avi_chunk_strf_vids_s
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{
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AVI_CHUNK_COMMON
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int i_cat;
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VLC_BITMAPINFOHEADER *p_bih;
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} avi_chunk_strf_vids_t;
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typedef union avi_chunk_strf_u
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{
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avi_chunk_strf_auds_t auds;
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avi_chunk_strf_vids_t vids;
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struct
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{
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AVI_CHUNK_COMMON
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int i_cat;
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} common;
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} avi_chunk_strf_t;
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typedef struct avi_chunk_strd_s
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{
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AVI_CHUNK_COMMON
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uint8_t *p_data;
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} avi_chunk_strd_t;
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typedef struct avi_chunk_vprp_s
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{
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AVI_CHUNK_COMMON
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uint32_t i_video_format_token;
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uint32_t i_video_standard;
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uint32_t i_vertical_refresh;
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uint32_t i_h_total_in_t;
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uint32_t i_v_total_in_lines;
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uint32_t i_frame_aspect_ratio;
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uint32_t i_frame_width_in_pixels;
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uint32_t i_frame_height_in_pixels;
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uint32_t i_nb_fields_per_frame;
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struct
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{
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uint32_t i_compressed_bm_height;
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uint32_t i_compressed_bm_width;
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uint32_t i_valid_bm_height;
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uint32_t i_valid_bm_width;
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uint32_t i_valid_bm_x_offset;
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uint32_t i_valid_bm_y_offset;
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uint32_t i_video_x_offset_in_t;
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uint32_t i_video_y_valid_start_line;
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} field_info[2];
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} avi_chunk_vprp_t;
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typedef struct avi_chunk_dmlh_s
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{
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AVI_CHUNK_COMMON
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uint32_t dwTotalFrames;
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} avi_chunk_dmlh_t;
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#define AVI_ZEROSIZED_CHUNK 0xFF
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#define AVI_ZERO_FOURCC 0xFE
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#define AVI_INDEX_OF_INDEXES 0x00
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#define AVI_INDEX_OF_CHUNKS 0x01
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#define AVI_INDEX_IS_DATA 0x80
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#define AVI_INDEX_2FIELD 0x01
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typedef struct
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{
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uint32_t i_offset;
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uint32_t i_size;
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} indx_std_entry_t;
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typedef struct
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{
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uint32_t i_offset;
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uint32_t i_size;
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uint32_t i_offsetfield2;
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} indx_field_entry_t;
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typedef struct
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{
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uint64_t i_offset;
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uint32_t i_size;
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uint32_t i_duration;
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} indx_super_entry_t;
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typedef struct avi_chunk_indx_s
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{
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AVI_CHUNK_COMMON
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int16_t i_longsperentry;
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int8_t i_indexsubtype;
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int8_t i_indextype;
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uint32_t i_entriesinuse;
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vlc_fourcc_t i_id;
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uint64_t i_baseoffset;
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union
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{
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indx_std_entry_t *std;
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indx_field_entry_t *field;
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indx_super_entry_t *super;
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} idx;
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} avi_chunk_indx_t;
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typedef struct avi_chunk_STRING_s
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{
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AVI_CHUNK_COMMON
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char *p_type;
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char *p_str;
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} avi_chunk_STRING_t;
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typedef union avi_chunk_u
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{
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avi_chunk_common_t common;
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avi_chunk_list_t list;
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avi_chunk_idx1_t idx1;
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avi_chunk_avih_t avih;
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avi_chunk_strh_t strh;
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avi_chunk_strf_t strf;
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avi_chunk_strd_t strd;
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avi_chunk_vprp_t vprp;
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avi_chunk_indx_t indx;
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avi_chunk_STRING_t strz;
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} avi_chunk_t;
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/****************************************************************************
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* Stream(input) access functions
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****************************************************************************/
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int AVI_ChunkRead( stream_t *,
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avi_chunk_t *p_chk,
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avi_chunk_t *p_father );
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void AVI_ChunkClean( stream_t *, avi_chunk_t * );
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int AVI_ChunkCount_( avi_chunk_t *, vlc_fourcc_t, bool );
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void *AVI_ChunkFind_ ( avi_chunk_t *, vlc_fourcc_t, int, bool );
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int AVI_ChunkReadRoot( stream_t *, avi_chunk_t *p_root );
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void AVI_ChunkFreeRoot( stream_t *, avi_chunk_t *p_chk );
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int AVI_ChunkFetchIndexes( stream_t *, avi_chunk_t *p_riff );
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#define AVI_ChunkCount( p_chk, i_fourcc, b_list ) \
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AVI_ChunkCount_( AVI_CHUNK(p_chk), i_fourcc, b_list )
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#define AVI_ChunkFind( p_chk, i_fourcc, i_number, b_list ) \
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AVI_ChunkFind_( AVI_CHUNK(p_chk), i_fourcc, i_number, b_list )
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/* *** avi stuff *** */
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#define AVIFOURCC_RIFF VLC_FOURCC('R','I','F','F')
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#define AVIFOURCC_ON2 VLC_FOURCC('O','N','2',' ')
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#define AVIFOURCC_LIST VLC_FOURCC('L','I','S','T')
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#define AVIFOURCC_JUNK VLC_FOURCC('J','U','N','K')
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#define AVIFOURCC_AVI VLC_FOURCC('A','V','I',' ')
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#define AVIFOURCC_AVIX VLC_FOURCC('A','V','I','X')
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#define AVIFOURCC_ON2f VLC_FOURCC('O','N','2','f')
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#define AVIFOURCC_WAVE VLC_FOURCC('W','A','V','E')
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#define AVIFOURCC_INFO VLC_FOURCC('I','N','F','O')
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#define AVIFOURCC_avih VLC_FOURCC('a','v','i','h')
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#define AVIFOURCC_ON2h VLC_FOURCC('O','N','2','h')
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#define AVIFOURCC_hdrl VLC_FOURCC('h','d','r','l')
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#define AVIFOURCC_movi VLC_FOURCC('m','o','v','i')
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#define AVIFOURCC_idx1 VLC_FOURCC('i','d','x','1')
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#define AVIFOURCC_strl VLC_FOURCC('s','t','r','l')
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#define AVIFOURCC_strh VLC_FOURCC('s','t','r','h')
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#define AVIFOURCC_strf VLC_FOURCC('s','t','r','f')
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#define AVIFOURCC_strd VLC_FOURCC('s','t','r','d')
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#define AVIFOURCC_strn VLC_FOURCC('s','t','r','n')
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#define AVIFOURCC_indx VLC_FOURCC('i','n','d','x')
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#define AVIFOURCC_vprp VLC_FOURCC('v','p','r','p')
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#define AVIFOURCC_dmlh VLC_FOURCC('d','m','l','h')
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#define AVIFOURCC_rec VLC_FOURCC('r','e','c',' ')
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#define AVIFOURCC_auds VLC_FOURCC('a','u','d','s')
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#define AVIFOURCC_vids VLC_FOURCC('v','i','d','s')
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#define AVIFOURCC_txts VLC_FOURCC('t','x','t','s')
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#define AVIFOURCC_mids VLC_FOURCC('m','i','d','s')
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#define AVIFOURCC_iavs VLC_FOURCC('i','a','v','s')
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#define AVIFOURCC_ivas VLC_FOURCC('i','v','a','s')
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#define AVIFOURCC_IARL VLC_FOURCC('I','A','R','L')
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#define AVIFOURCC_IART VLC_FOURCC('I','A','R','T')
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#define AVIFOURCC_ICMS VLC_FOURCC('I','C','M','S')
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#define AVIFOURCC_ICMT VLC_FOURCC('I','C','M','T')
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#define AVIFOURCC_ICOP VLC_FOURCC('I','C','O','P')
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#define AVIFOURCC_ICRD VLC_FOURCC('I','C','R','D')
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#define AVIFOURCC_ICRP VLC_FOURCC('I','C','R','P')
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#define AVIFOURCC_IDIM VLC_FOURCC('I','D','I','M')
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#define AVIFOURCC_IDPI VLC_FOURCC('I','D','P','I')
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#define AVIFOURCC_IENG VLC_FOURCC('I','E','N','G')
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#define AVIFOURCC_IGNR VLC_FOURCC('I','G','N','R')
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#define AVIFOURCC_ISGN VLC_FOURCC('I','S','G','N')
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#define AVIFOURCC_IKEY VLC_FOURCC('I','K','E','Y')
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#define AVIFOURCC_ILGT VLC_FOURCC('I','L','G','T')
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#define AVIFOURCC_IMED VLC_FOURCC('I','M','E','D')
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#define AVIFOURCC_INAM VLC_FOURCC('I','N','A','M')
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#define AVIFOURCC_IPLT VLC_FOURCC('I','P','L','T')
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#define AVIFOURCC_IPRD VLC_FOURCC('I','P','R','D')
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#define AVIFOURCC_ISBJ VLC_FOURCC('I','S','B','J')
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#define AVIFOURCC_ISFT VLC_FOURCC('I','S','F','T')
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#define AVIFOURCC_ISHP VLC_FOURCC('I','S','H','P')
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#define AVIFOURCC_ISRC VLC_FOURCC('I','S','R','C')
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#define AVIFOURCC_ISRF VLC_FOURCC('I','S','R','F')
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#define AVIFOURCC_ITCH VLC_FOURCC('I','T','C','H')
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#define AVIFOURCC_ISMP VLC_FOURCC('I','S','M','P')
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#define AVIFOURCC_IDIT VLC_FOURCC('I','D','I','T')
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#define AVIFOURCC_ILNG VLC_FOURCC('I','L','N','G')
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#define AVIFOURCC_IRTD VLC_FOURCC('I','R','T','D')
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#define AVIFOURCC_IWEB VLC_FOURCC('I','W','E','B')
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#define AVIFOURCC_IPRT VLC_FOURCC('I','P','R','T')
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#define AVIFOURCC_IWRI VLC_FOURCC('I','W','R','I')
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#define AVIFOURCC_IPRO VLC_FOURCC('I','P','R','O')
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#define AVIFOURCC_ICNM VLC_FOURCC('I','C','N','M')
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#define AVIFOURCC_IPDS VLC_FOURCC('I','P','D','S')
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#define AVIFOURCC_IEDT VLC_FOURCC('I','E','D','T')
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#define AVIFOURCC_ICDS VLC_FOURCC('I','C','D','S')
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#define AVIFOURCC_IMUS VLC_FOURCC('I','M','U','S')
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#define AVIFOURCC_ISTD VLC_FOURCC('I','S','T','D')
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#define AVIFOURCC_IDST VLC_FOURCC('I','D','S','T')
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#define AVIFOURCC_ICNT VLC_FOURCC('I','C','N','T')
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#define AVIFOURCC_ISTR VLC_FOURCC('I','S','T','R')
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#define AVIFOURCC_IFRM VLC_FOURCC('I','F','R','M')
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#define AVIFOURCC_IAS1 VLC_FOURCC('I','A','S','1')
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#define AVIFOURCC_IAS2 VLC_FOURCC('I','A','S','2')
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#define AVIFOURCC_IAS3 VLC_FOURCC('I','A','S','3')
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#define AVIFOURCC_IAS4 VLC_FOURCC('I','A','S','4')
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#define AVIFOURCC_IAS5 VLC_FOURCC('I','A','S','5')
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#define AVIFOURCC_IAS6 VLC_FOURCC('I','A','S','6')
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#define AVIFOURCC_IAS7 VLC_FOURCC('I','A','S','7')
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#define AVIFOURCC_IAS8 VLC_FOURCC('I','A','S','8')
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#define AVIFOURCC_IAS9 VLC_FOURCC('I','A','S','9')
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#define AVITWOCC_wb VLC_TWOCC('w','b')
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#define AVITWOCC_db VLC_TWOCC('d','b')
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#define AVITWOCC_dc VLC_TWOCC('d','c')
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#define AVITWOCC_pc VLC_TWOCC('p','c')
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#define AVITWOCC_AC VLC_TWOCC('A','C')
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#define AVITWOCC_tx VLC_TWOCC('t','x')
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#define AVITWOCC_sb VLC_TWOCC('s','b')
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/* *** codex stuff *** */
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/* DV */
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#define FOURCC_dvsd VLC_FOURCC('d','v','s','d')
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#define FOURCC_dvhd VLC_FOURCC('d','v','h','d')
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#define FOURCC_dvsl VLC_FOURCC('d','v','s','l')
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#define FOURCC_dv25 VLC_FOURCC('d','v','2','5')
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#define FOURCC_dv50 VLC_FOURCC('d','v','5','0')
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