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