MOVStreamContext Struct Reference

#include <isom.h>

Data Fields
AVIOContext *	pb
int	ffindex
	AVStream index.
int	next_chunk
unsigned int	chunk_count
int64_t *	chunk_offsets
unsigned int	stts_count
MOVStts *	stts_data
unsigned int	ctts_count
MOVStts *	ctts_data
unsigned int	stsc_count
MOVStsc *	stsc_data
unsigned int	stps_count
unsigned *	stps_data
	partial sync sample for mpeg-2 open gop
int	ctts_index
int	ctts_sample
unsigned int	sample_size
	may contain value calculated from stsd or value from stsz atom
unsigned int	alt_sample_size
	always contains sample size from stsz atom
unsigned int	sample_count
int *	sample_sizes
int	keyframe_absent
unsigned int	keyframe_count
int *	keyframes
int	time_scale
int64_t	empty_duration
	empty duration of the first edit list entry
int64_t	start_time
	start time of the media
int64_t	time_offset
	time offset of the edit list entries
int	current_sample
unsigned int	bytes_per_frame
unsigned int	samples_per_frame
int	dv_audio_container
int	pseudo_stream_id
	-1 means demux all ids
int16_t	audio_cid
	stsd audio compression id
unsigned	drefs_count
MOVDref *	drefs
int	dref_id
unsigned	tref_type
unsigned	trefs_count
uint32_t *	trefs
int	wrong_dts
	dts are wrong due to huge ctts offset (iMovie files)
int	width
	tkhd width
int	height
	tkhd height
int	dts_shift
	dts shift when ctts is negative
uint32_t	palette [256]
int	has_palette
int64_t	data_size
uint32_t	tmcd_flags
	tmcd track flags
int64_t	track_end
	used for dts generation in fragmented movie files
int	start_pad
	amount of samples to skip due to enc-dec delay
unsigned int	rap_group_count
MOVSbgp *	rap_group

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Detailed Description

Definition at line 95 of file isom.h.

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Field Documentation

unsigned int MOVStreamContext::alt_sample_size

always contains sample size from stsz atom

Definition at line 112 of file isom.h.

Referenced by mov_build_index(), and mov_read_stsz().

int16_t MOVStreamContext::audio_cid

stsd audio compression id

Definition at line 127 of file isom.h.

Referenced by ff_mov_read_stsd_entries().

unsigned int MOVStreamContext::bytes_per_frame

Definition at line 123 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_build_index(), and qt_rtp_parse_packet().

unsigned int MOVStreamContext::chunk_count

Definition at line 99 of file isom.h.

Referenced by mov_build_index(), mov_read_stco(), and mov_read_trak().

int64_t* MOVStreamContext::chunk_offsets

Definition at line 100 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stco(), and mov_read_trak().

unsigned int MOVStreamContext::ctts_count

Definition at line 103 of file isom.h.

Referenced by mov_build_index(), mov_read_ctts(), mov_read_packet(), mov_read_trun(), and mov_seek_stream().

MOVStts* MOVStreamContext::ctts_data

Definition at line 104 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_ctts(), mov_read_packet(), mov_read_trun(), and mov_seek_stream().

int MOVStreamContext::ctts_index

Definition at line 109 of file isom.h.

Referenced by mov_read_packet(), and mov_seek_stream().

int MOVStreamContext::ctts_sample

Definition at line 110 of file isom.h.

Referenced by mov_read_packet(), and mov_seek_stream().

int MOVStreamContext::current_sample

Definition at line 122 of file isom.h.

Referenced by mov_find_next_sample(), mov_read_packet(), and mov_seek_stream().

int64_t MOVStreamContext::data_size

Definition at line 140 of file isom.h.

Referenced by mov_read_header(), mov_read_stsz(), and mov_read_trun().

int MOVStreamContext::dref_id

Definition at line 130 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_read_trak().

MOVDref* MOVStreamContext::drefs

Definition at line 129 of file isom.h.

Referenced by mov_read_close(), mov_read_dref(), and mov_read_trak().

unsigned MOVStreamContext::drefs_count

Definition at line 128 of file isom.h.

Referenced by mov_read_close(), mov_read_dref(), and mov_read_trak().

int MOVStreamContext::dts_shift

dts shift when ctts is negative

Definition at line 137 of file isom.h.

Referenced by mov_build_index(), mov_read_ctts(), and mov_read_packet().

int MOVStreamContext::dv_audio_container

Definition at line 125 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_read_packet().

int64_t MOVStreamContext::empty_duration

empty duration of the first edit list entry

Definition at line 119 of file isom.h.

Referenced by mov_build_index(), and mov_read_elst().

int MOVStreamContext::ffindex

AVStream index.

Definition at line 97 of file isom.h.

Referenced by mov_read_packet(), and mov_read_trak().

int MOVStreamContext::has_palette

Definition at line 139 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_read_packet().

int MOVStreamContext::height

tkhd height

Definition at line 136 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_read_tkhd(), and mov_read_trak().

int MOVStreamContext::keyframe_absent

Definition at line 115 of file isom.h.

Referenced by mov_build_index(), and mov_read_stss().

unsigned int MOVStreamContext::keyframe_count

Definition at line 116 of file isom.h.

Referenced by mov_build_index(), and mov_read_stss().

int* MOVStreamContext::keyframes

Definition at line 117 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stss(), and mov_read_trak().

int MOVStreamContext::next_chunk

Definition at line 98 of file isom.h.

uint32_t MOVStreamContext::palette[256]

Definition at line 138 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_read_packet().

AVIOContext* MOVStreamContext::pb

Definition at line 96 of file isom.h.

Referenced by mov_find_next_sample(), mov_read_chapters(), mov_read_close(), mov_read_packet(), mov_read_timecode_track(), and mov_read_trak().

int MOVStreamContext::pseudo_stream_id

-1 means demux all ids

Definition at line 126 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_build_index(), and mov_read_trun().

MOVSbgp* MOVStreamContext::rap_group

Definition at line 145 of file isom.h.

Referenced by mov_build_index(), mov_read_sbgp(), and mov_read_trak().

unsigned int MOVStreamContext::rap_group_count

Definition at line 144 of file isom.h.

Referenced by mov_build_index(), and mov_read_sbgp().

unsigned int MOVStreamContext::sample_count

Definition at line 113 of file isom.h.

Referenced by mov_build_index(), mov_read_stsz(), mov_read_trak(), and mov_read_trun().

unsigned int MOVStreamContext::sample_size

may contain value calculated from stsd or value from stsz atom

Definition at line 111 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_build_index(), mov_read_stsz(), and mov_read_trak().

int* MOVStreamContext::sample_sizes

Definition at line 114 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stsz(), and mov_read_trak().

unsigned int MOVStreamContext::samples_per_frame

Definition at line 124 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_build_index().

int MOVStreamContext::start_pad

amount of samples to skip due to enc-dec delay

Definition at line 143 of file isom.h.

Referenced by mov_read_custom_metadata(), mov_read_header(), and mov_read_seek().

int64_t MOVStreamContext::start_time

start time of the media

Definition at line 120 of file isom.h.

Referenced by mov_build_index(), and mov_read_elst().

unsigned int MOVStreamContext::stps_count

Definition at line 107 of file isom.h.

Referenced by mov_build_index(), and mov_read_stps().

unsigned* MOVStreamContext::stps_data

partial sync sample for mpeg-2 open gop

Definition at line 108 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stps(), and mov_read_trak().

unsigned int MOVStreamContext::stsc_count

Definition at line 105 of file isom.h.

Referenced by mov_build_index(), mov_read_stsc(), and mov_read_trak().

MOVStsc* MOVStreamContext::stsc_data

Definition at line 106 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stsc(), and mov_read_trak().

unsigned int MOVStreamContext::stts_count

Definition at line 101 of file isom.h.

Referenced by mov_build_index(), mov_read_stts(), and mov_read_trak().

MOVStts* MOVStreamContext::stts_data

Definition at line 102 of file isom.h.

Referenced by mov_build_index(), mov_read_close(), mov_read_stts(), and mov_read_trak().

int64_t MOVStreamContext::time_offset

time offset of the edit list entries

Definition at line 121 of file isom.h.

Referenced by mov_build_index(), and mov_read_trun().

int MOVStreamContext::time_scale

Definition at line 118 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_build_index(), mov_find_next_sample(), mov_read_header(), mov_read_mdhd(), and mov_read_trak().

uint32_t MOVStreamContext::tmcd_flags

tmcd track flags

Definition at line 141 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), and mov_read_timecode_track().

int64_t MOVStreamContext::track_end

used for dts generation in fragmented movie files

Definition at line 142 of file isom.h.

Referenced by mov_read_stts(), and mov_read_trun().

unsigned MOVStreamContext::tref_type

Definition at line 131 of file isom.h.

Referenced by mov_read_header(), and mov_read_tref().

uint32_t* MOVStreamContext::trefs

Definition at line 133 of file isom.h.

Referenced by mov_read_close(), mov_read_header(), mov_read_tref(), and tmcd_is_referenced().

unsigned MOVStreamContext::trefs_count

Definition at line 132 of file isom.h.

Referenced by mov_read_header(), mov_read_tref(), and tmcd_is_referenced().

int MOVStreamContext::width

tkhd width

Definition at line 135 of file isom.h.

Referenced by ff_mov_read_stsd_entries(), mov_read_tkhd(), and mov_read_trak().

int MOVStreamContext::wrong_dts

dts are wrong due to huge ctts offset (iMovie files)

Definition at line 134 of file isom.h.

Referenced by mov_build_index(), and mov_read_packet().

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The documentation for this struct was generated from the following file:

• libavformat/isom.h