#include <avformat.h>

Data Fields
const AVClass *	av_class
	A class for AVOptions.

void *	priv_data

unsigned int	index
	Group index in AVFormatContext.

int64_t	id
	Group type-specific group ID.

enum AVStreamGroupParamsType	type
	Group type.

union {

struct AVIAMFAudioElement * iamf_audio_element

struct AVIAMFMixPresentation * iamf_mix_presentation

struct AVStreamGroupTileGrid * tile_grid

struct AVStreamGroupLayeredVideo * layered_video

struct AVStreamGroupTREF * tref

}	params
	Group type-specific parameters.

AVDictionary *	metadata
	Metadata that applies to the whole group.

unsigned int	nb_streams
	Number of elements in AVStreamGroup.streams.

AVStream **	streams
	A list of streams in the group.

int	disposition
	Stream group disposition - a combination of AV_DISPOSITION_* flags.

Detailed Description

Definition at line 1161 of file avformat.h.

Field Documentation

◆ av_class

const AVClass* AVStreamGroup::av_class

A class for AVOptions.

Set by avformat_stream_group_create().

Definition at line 1165 of file avformat.h.

Referenced by avformat_stream_group_create().

◆ priv_data

void* AVStreamGroup::priv_data

Definition at line 1167 of file avformat.h.

Referenced by ff_free_stream_group().

◆ index

unsigned int AVStreamGroup::index

Group index in AVFormatContext.

Definition at line 1172 of file avformat.h.

Referenced by avformat_stream_group_create(), dash_read_header(), demux_stream_group_alloc(), dump_stream_group(), ff_iamf_add_audio_element(), get_stream_group_index_from_id(), istg_parse_tile_grid(), of_parse_iamf_audio_element_layers(), of_parse_iamf_submixes(), show_stream_group(), and stream_group_specifier_match().

◆ id

int64_t AVStreamGroup::id

Group type-specific group ID.

decoding: set by libavformat encoding: may set by the user

Definition at line 1180 of file avformat.h.

Referenced by create_stream_groups(), dash_read_header(), dump_stream_group(), ff_iamf_add_audio_element(), ff_iamf_add_mix_presentation(), ff_parse_mpeg2_descriptor(), get_stream_group_index_from_id(), iamf_read_header(), mov_parse_cdsc_and_rndr_streams(), mov_parse_dovi_streams(), mov_parse_lcevc_streams(), mov_parse_tiles(), mov_parse_tmcd_streams(), of_parse_iamf_submixes(), open_demux_for_component(), parse_mpeg2_extension_descriptor(), show_stream_group(), and stream_group_specifier_match().

◆ type

enum AVStreamGroupParamsType AVStreamGroup::type

Group type.

decoding: set by libavformat on group creation encoding: set by avformat_stream_group_create()

Definition at line 1188 of file avformat.h.

Referenced by avformat_find_stream_info(), avformat_stream_group_create(), demux_bsf_flush(), demux_send(), demux_stream_group_alloc(), dump_stream_group(), ff_free_stream_group(), ff_iamf_add_audio_element(), ff_iamf_add_mix_presentation(), ff_parse_mpeg2_descriptor(), fix_stream_ids(), get_stream_group_type(), iamf_init(), ist_use(), istg_add(), map_auto_video(), mov_init(), mov_write_ftyp_tag(), of_map_group(), of_parse_iamf_submixes(), open_demux_for_component(), parse_mpeg2_extension_descriptor(), print_stream_group_params(), read_thread(), show_stream_group(), stream_group_child_next(), and stream_group_specifier_match().

◆ iamf_audio_element

struct AVIAMFAudioElement* AVStreamGroup::iamf_audio_element

Definition at line 1194 of file avformat.h.

Referenced by avformat_stream_group_create(), dump_stream_group(), ff_free_stream_group(), ff_iamf_add_audio_element(), iamf_read_header(), of_map_group(), of_parse_iamf_audio_element_layers(), print_stream_group_params(), and stream_group_child_next().

◆ iamf_mix_presentation

struct AVIAMFMixPresentation* AVStreamGroup::iamf_mix_presentation

Definition at line 1195 of file avformat.h.

Referenced by avformat_stream_group_create(), dump_stream_group(), ff_free_stream_group(), ff_iamf_add_mix_presentation(), iamf_read_header(), of_map_group(), of_parse_iamf_submixes(), print_stream_group_params(), and stream_group_child_next().

◆ tile_grid

struct AVStreamGroupTileGrid* AVStreamGroup::tile_grid

Definition at line 1196 of file avformat.h.

Referenced by avformat_stream_group_create(), dump_stream_group(), ff_free_stream_group(), istg_parse_tile_grid(), map_auto_video(), mov_parse_tiles(), print_stream_group_params(), stream_group_child_next(), and stream_group_specifier_match().

◆ layered_video

struct AVStreamGroupLayeredVideo* AVStreamGroup::layered_video

Definition at line 1197 of file avformat.h.

Referenced by avformat_find_stream_info(), avformat_stream_group_create(), create_stream_groups(), dash_read_header(), do_bsf_graph(), dump_stream_group(), ff_free_stream_group(), init_lcevc_graph(), ist_use(), istg_parse_lcevc(), mov_init(), mov_parse_dovi_streams(), mov_parse_lcevc_streams(), open_demux_for_component(), read_thread(), and stream_group_child_next().

◆ tref

struct AVStreamGroupTREF* AVStreamGroup::tref

Definition at line 1205 of file avformat.h.

Referenced by avformat_stream_group_create(), ff_free_stream_group(), mov_init(), mov_parse_cdsc_and_rndr_streams(), mov_parse_tmcd_streams(), and stream_group_child_next().

◆ [union]

◆ metadata

AVDictionary* AVStreamGroup::metadata

Metadata that applies to the whole group.

demuxing: set by libavformat on group creation
muxing: may be set by the caller before avformat_write_header()

Freed by libavformat in avformat_free_context().

Definition at line 1216 of file avformat.h.

Referenced by dump_stream_group(), ff_free_stream_group(), mov_parse_tiles(), show_stream_group(), and stream_group_specifier_match().

◆ nb_streams

unsigned int AVStreamGroup::nb_streams

Number of elements in AVStreamGroup.streams.

Set by avformat_stream_group_add_stream() must not be modified by any other code.

Definition at line 1223 of file avformat.h.

Referenced by avformat_stream_group_add_stream(), create_stream_groups(), dash_read_header(), dump_stream_group(), ff_iamf_add_audio_element(), ff_iamf_add_mix_presentation(), ff_parse_mpeg2_descriptor(), fix_stream_ids(), iamf_read_header(), istg_add(), istg_parse_lcevc(), map_auto_video(), mov_init(), mov_parse_cdsc_and_rndr_streams(), mov_parse_dovi_streams(), mov_parse_lcevc_streams(), mov_parse_tiles(), mov_parse_tmcd_streams(), of_parse_group_token(), open_demux_for_component(), parse_mpeg2_extension_descriptor(), read_thread(), show_stream_group(), stream_group_add_stream(), and uninit_bsf_graph().

◆ streams

AVStream** AVStreamGroup::streams

A list of streams in the group.

New entries are created with avformat_stream_group_add_stream().

demuxing: entries are created by libavformat on group creation. If AVFMTCTX_NOHEADER is set in ctx_flags, then new entries may also appear in av_read_frame().
muxing: entries are created by the user before avformat_write_header().

Freed by libavformat in avformat_free_context().

Definition at line 1236 of file avformat.h.

Referenced by avformat_find_stream_info(), avformat_stream_group_add_stream(), do_bsf_graph(), dump_stream_group(), ff_free_stream_group(), ff_iamf_add_audio_element(), ff_parse_mpeg2_descriptor(), fill_codec_config(), fix_stream_ids(), iamf_read_header(), init_lcevc_graph(), ist_use(), istg_add(), istg_parse_lcevc(), map_auto_video(), mov_init(), mov_parse_tiles(), of_parse_group_token(), open_demux_for_component(), parse_mpeg2_extension_descriptor(), read_thread(), show_stream_group(), stream_group_add_stream(), and uninit_bsf_graph().

◆ disposition

int AVStreamGroup::disposition

Stream group disposition - a combination of AV_DISPOSITION_* flags.

This field currently applies to all defined AVStreamGroupParamsType.

demuxing: set by libavformat when creating the group or in avformat_find_stream_info().
muxing: may be set by the caller before avformat_write_header().

Definition at line 1246 of file avformat.h.

Referenced by dump_stream_group(), map_auto_video(), mov_parse_tiles(), open_demux_for_component(), show_stream_group(), and stream_group_specifier_match().

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

libavformat/avformat.h

Data Fields