Data Structures | Macros | Typedefs | Functions | Variables
isom.h File Reference
#include "avio.h"
#include "internal.h"
#include "dv.h"
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Data Structures

struct  MOVStts
 
struct  MOVStsc
 
struct  MOVDref
 
struct  MOVAtom
 
struct  MOVFragment
 
struct  MOVTrackExt
 
struct  MOVSbgp
 
struct  MOVStreamContext
 
struct  MOVContext
 

Macros

#define MP4ODescrTag   0x01
 
#define MP4IODescrTag   0x02
 
#define MP4ESDescrTag   0x03
 
#define MP4DecConfigDescrTag   0x04
 
#define MP4DecSpecificDescrTag   0x05
 
#define MP4SLDescrTag   0x06
 
#define MOV_TFHD_BASE_DATA_OFFSET   0x01
 
#define MOV_TFHD_STSD_ID   0x02
 
#define MOV_TFHD_DEFAULT_DURATION   0x08
 
#define MOV_TFHD_DEFAULT_SIZE   0x10
 
#define MOV_TFHD_DEFAULT_FLAGS   0x20
 
#define MOV_TFHD_DURATION_IS_EMPTY   0x010000
 
#define MOV_TRUN_DATA_OFFSET   0x01
 
#define MOV_TRUN_FIRST_SAMPLE_FLAGS   0x04
 
#define MOV_TRUN_SAMPLE_DURATION   0x100
 
#define MOV_TRUN_SAMPLE_SIZE   0x200
 
#define MOV_TRUN_SAMPLE_FLAGS   0x400
 
#define MOV_TRUN_SAMPLE_CTS   0x800
 
#define MOV_FRAG_SAMPLE_FLAG_DEGRADATION_PRIORITY_MASK   0x0000ffff
 
#define MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC   0x00010000
 
#define MOV_FRAG_SAMPLE_FLAG_PADDING_MASK   0x000e0000
 
#define MOV_FRAG_SAMPLE_FLAG_REDUNDANCY_MASK   0x00300000
 
#define MOV_FRAG_SAMPLE_FLAG_DEPENDED_MASK   0x00c00000
 
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_MASK   0x03000000
 
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO   0x02000000
 
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES   0x01000000
 

Typedefs

typedef struct MOVStts MOVStts
 
typedef struct MOVStsc MOVStsc
 
typedef struct MOVDref MOVDref
 
typedef struct MOVAtom MOVAtom
 
typedef struct MOVFragment MOVFragment
 
typedef struct MOVTrackExt MOVTrackExt
 
typedef struct MOVSbgp MOVSbgp
 
typedef struct MOVStreamContext MOVStreamContext
 
typedef struct MOVContext MOVContext
 

Functions

int ff_mov_iso639_to_lang (const char lang[4], int mp4)
 
int ff_mov_lang_to_iso639 (unsigned code, char to[4])
 
int ff_mp4_read_descr_len (AVIOContext *pb)
 
int ff_mp4_read_descr (AVFormatContext *fc, AVIOContext *pb, int *tag)
 
int ff_mp4_read_dec_config_descr (AVFormatContext *fc, AVStream *st, AVIOContext *pb)
 
void ff_mp4_parse_es_descr (AVIOContext *pb, int *es_id)
 
int ff_mov_read_esds (AVFormatContext *fc, AVIOContext *pb, MOVAtom atom)
 
enum AVCodecID ff_mov_get_lpcm_codec_id (int bps, int flags)
 Compute codec id for 'lpcm' tag. More...
 
int ff_mov_read_stsd_entries (MOVContext *c, AVIOContext *pb, int entries)
 
void ff_mov_write_chan (AVIOContext *pb, int64_t channel_layout)
 

Variables

const AVCodecTag ff_mp4_obj_type []
 
const AVCodecTag ff_codec_movvideo_tags []
 
const AVCodecTag ff_codec_movaudio_tags []
 
const AVCodecTag ff_codec_movsubtitle_tags []
 

Macro Definition Documentation

#define MOV_FRAG_SAMPLE_FLAG_DEGRADATION_PRIORITY_MASK   0x0000ffff

Definition at line 193 of file isom.h.

#define MOV_FRAG_SAMPLE_FLAG_DEPENDED_MASK   0x00c00000

Definition at line 197 of file isom.h.

#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_MASK   0x03000000

Definition at line 198 of file isom.h.

#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO   0x02000000

Definition at line 200 of file isom.h.

Referenced by get_sample_flags(), and mov_write_tfhd_tag().

#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES   0x01000000

Definition at line 201 of file isom.h.

Referenced by get_sample_flags(), mov_read_trun(), and mov_write_tfhd_tag().

#define MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC   0x00010000

Definition at line 194 of file isom.h.

Referenced by get_sample_flags(), mov_read_trun(), and mov_write_tfhd_tag().

#define MOV_FRAG_SAMPLE_FLAG_PADDING_MASK   0x000e0000

Definition at line 195 of file isom.h.

#define MOV_FRAG_SAMPLE_FLAG_REDUNDANCY_MASK   0x00300000

Definition at line 196 of file isom.h.

#define MOV_TFHD_BASE_DATA_OFFSET   0x01

Definition at line 179 of file isom.h.

Referenced by mov_read_tfhd(), and mov_write_tfhd_tag().

#define MOV_TFHD_DEFAULT_DURATION   0x08

Definition at line 181 of file isom.h.

Referenced by mov_read_tfhd(), and mov_write_tfhd_tag().

#define MOV_TFHD_DEFAULT_FLAGS   0x20

Definition at line 183 of file isom.h.

Referenced by mov_read_tfhd(), and mov_write_tfhd_tag().

#define MOV_TFHD_DEFAULT_SIZE   0x10

Definition at line 182 of file isom.h.

Referenced by mov_read_tfhd(), and mov_write_tfhd_tag().

#define MOV_TFHD_DURATION_IS_EMPTY   0x010000

Definition at line 184 of file isom.h.

Referenced by mov_write_tfhd_tag().

#define MOV_TFHD_STSD_ID   0x02

Definition at line 180 of file isom.h.

Referenced by mov_read_tfhd().

#define MOV_TRUN_DATA_OFFSET   0x01

Definition at line 186 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MOV_TRUN_FIRST_SAMPLE_FLAGS   0x04

Definition at line 187 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MOV_TRUN_SAMPLE_CTS   0x800

Definition at line 191 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MOV_TRUN_SAMPLE_DURATION   0x100

Definition at line 188 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MOV_TRUN_SAMPLE_FLAGS   0x400

Definition at line 190 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MOV_TRUN_SAMPLE_SIZE   0x200

Definition at line 189 of file isom.h.

Referenced by mov_read_trun(), and mov_write_trun_tag().

#define MP4DecConfigDescrTag   0x04

Definition at line 175 of file isom.h.

Referenced by ff_mov_read_esds(), parse_mp4_descr(), and parse_MP4ESDescrTag().

#define MP4DecSpecificDescrTag   0x05

Definition at line 176 of file isom.h.

Referenced by ff_mp4_read_dec_config_descr().

#define MP4ESDescrTag   0x03

Definition at line 174 of file isom.h.

Referenced by ff_mov_read_esds(), and parse_mp4_descr().

#define MP4IODescrTag   0x02

Definition at line 173 of file isom.h.

Referenced by mp4_read_iods(), and parse_mp4_descr().

#define MP4ODescrTag   0x01

Definition at line 172 of file isom.h.

Referenced by parse_mp4_descr().

#define MP4SLDescrTag   0x06

Definition at line 177 of file isom.h.

Referenced by parse_mp4_descr(), and parse_MP4ESDescrTag().

Typedef Documentation

typedef struct MOVAtom MOVAtom
typedef struct MOVContext MOVContext
typedef struct MOVDref MOVDref
typedef struct MOVFragment MOVFragment
typedef struct MOVSbgp MOVSbgp
typedef struct MOVStreamContext MOVStreamContext
typedef struct MOVStsc MOVStsc
typedef struct MOVStts MOVStts
typedef struct MOVTrackExt MOVTrackExt

Function Documentation

enum AVCodecID ff_mov_get_lpcm_codec_id ( int  bps,
int  flags 
)

Compute codec id for 'lpcm' tag.

See CoreAudioTypes and AudioStreamBasicDescription at Apple.

Definition at line 1191 of file mov.c.

Referenced by ff_mov_read_stsd_entries(), and read_desc_chunk().

int ff_mov_iso639_to_lang ( const char  lang[4],
int  mp4 
)

Definition at line 336 of file isom.c.

Referenced by mov_write_header(), mov_write_string_data_tag(), and mov_write_string_metadata().

int ff_mov_lang_to_iso639 ( unsigned  code,
char  to[4] 
)

Definition at line 363 of file isom.c.

Referenced by mov_read_mdhd(), and mov_read_udta_string().

int ff_mov_read_esds ( AVFormatContext *  fc,
AVIOContext *  pb,
MOVAtom  atom 
)

Definition at line 607 of file mov.c.

Referenced by mov_read_esds(), and read_kuki_chunk().

int ff_mov_read_stsd_entries ( MOVContext *  c,
AVIOContext *  pb,
int  entries 
)

Definition at line 1201 of file mov.c.

Referenced by mov_read_stsd(), and qt_rtp_parse_packet().

void ff_mov_write_chan ( AVIOContext *  pb,
int64_t  channel_layout 
)

Definition at line 552 of file isom.c.

Referenced by aiff_write_header(), and caf_write_header().

void ff_mp4_parse_es_descr ( AVIOContext *  pb,
int *  es_id 
)

Definition at line 407 of file isom.c.

Referenced by ff_mov_read_esds(), and parse_MP4ESDescrTag().

int ff_mp4_read_dec_config_descr ( AVFormatContext *  fc,
AVStream *  st,
AVIOContext *  pb 
)

Definition at line 432 of file isom.c.

Referenced by ff_mov_read_esds(), ff_parse_mpeg2_descriptor(), and m4sl_cb().

int ff_mp4_read_descr ( AVFormatContext *  fc,
AVIOContext *  pb,
int *  tag 
)

Definition at line 398 of file isom.c.

Referenced by ff_mov_read_esds(), ff_mp4_read_dec_config_descr(), and parse_mp4_descr().

int ff_mp4_read_descr_len ( AVIOContext *  pb)

Definition at line 385 of file isom.c.

Referenced by ff_mp4_read_descr(), and read_pakt_chunk().

Variable Documentation

const AVCodecTag ff_codec_movaudio_tags[]

Definition at line 250 of file isom.c.

Referenced by ff_mov_read_stsd_entries(), mov_get_codec_tag(), and mov_write_trailer().

const AVCodecTag ff_codec_movsubtitle_tags[]

Definition at line 303 of file isom.c.

Referenced by ff_mov_read_stsd_entries(), and mov_get_codec_tag().

const AVCodecTag ff_codec_movvideo_tags[]

Definition at line 68 of file isom.c.

Referenced by ff_mov_read_stsd_entries(), matroska_read_header(), mkv_write_codecprivate(), mkv_write_tracks(), mov_get_codec_tag(), and mov_write_trailer().

const AVCodecTag ff_mp4_obj_type[]

Definition at line 34 of file isom.c.

Referenced by mov_write_esds_tag(), mov_write_trailer(), and mp4_get_codec_tag().

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