Libav
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Stream structure. More...
#include <avformat.h>
Data Fields | |
int | index |
stream index in AVFormatContext More... | |
int | id |
Format-specific stream ID. More... | |
AVCodecContext * | codec |
Codec context associated with this stream. More... | |
void * | priv_data |
AVRational | time_base |
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented. More... | |
int64_t | start_time |
Decoding: pts of the first frame of the stream, in stream time base. More... | |
int64_t | duration |
Decoding: duration of the stream, in stream time base. More... | |
int64_t | nb_frames |
number of frames in this stream if known or 0 More... | |
int | disposition |
AV_DISPOSITION_* bit field. More... | |
enum AVDiscard | discard |
Selects which packets can be discarded at will and do not need to be demuxed. More... | |
AVRational | sample_aspect_ratio |
sample aspect ratio (0 if unknown) More... | |
AVDictionary * | metadata |
AVRational | avg_frame_rate |
Average framerate. More... | |
AVPacket | attached_pic |
For streams with AV_DISPOSITION_ATTACHED_PIC disposition, this packet will contain the attached picture. More... | |
AVPacketSideData * | side_data |
An array of side data that applies to the whole stream (i.e. More... | |
int | nb_side_data |
The number of elements in the AVStream.side_data array. More... | |
int | event_flags |
Flags for the user to detect events happening on the stream. More... | |
struct { | |
int nb_decoded_frames | |
int found_decoder | |
int64_t fps_first_dts | |
Those are used for average framerate estimation. More... | |
int fps_first_dts_idx | |
int64_t fps_last_dts | |
int fps_last_dts_idx | |
} | info |
int | pts_wrap_bits |
number of bits in pts (used for wrapping control) More... | |
int64_t | first_dts |
int64_t | cur_dts |
int64_t | last_IP_pts |
int | last_IP_duration |
int | probe_packets |
int | codec_info_nb_frames |
Number of frames that have been demuxed during av_find_stream_info() More... | |
enum AVStreamParseType | need_parsing |
struct AVCodecParserContext * | parser |
struct AVPacketList * | last_in_packet_buffer |
last packet in packet_buffer for this stream when muxing. More... | |
AVProbeData | probe_data |
int64_t | pts_buffer [MAX_REORDER_DELAY+1] |
AVIndexEntry * | index_entries |
Only used if the format does not support seeking natively. More... | |
int | nb_index_entries |
unsigned int | index_entries_allocated_size |
Stream structure.
New fields can be added to the end with minor version bumps. Removal, reordering and changes to existing fields require a major version bump. sizeof(AVStream) must not be used outside libav*.
Definition at line 699 of file avformat.h.
int AVStream::index |
stream index in AVFormatContext
Definition at line 700 of file avformat.h.
Referenced by aac_parse_packet(), amr_handle_packet(), ape_tag_read_field(), asf_read_picture(), avformat_find_stream_info(), avformat_new_stream(), avpriv_dv_produce_packet(), avpriv_set_pts_info(), avs_read_audio_packet(), avs_read_video_packet(), cdxl_read_packet(), check_output_constraints(), check_stream_specifier(), cin_read_header(), compute_pkt_fields2(), configure_input_audio_filter(), configure_input_video_filter(), dc1394_read_common(), decode_audio(), decode_video(), do_video_out(), dump_attachment(), dv_extract_audio_info(), ea_read_header(), encode_audio_frame(), ff_flac_parse_picture(), ff_h263_handle_packet(), ff_id3v2_parse_apic(), ff_id3v2_write_apic(), ff_rm_parse_packet(), ff_rm_retrieve_cache(), ff_rtsp_open_transport_ctx(), film_read_header(), flic_read_header(), flv_data_packet(), flv_read_packet(), get_format(), get_ost_filters(), get_subtitle_pkt(), guess_input_channel_layout(), gxf_write_header(), gxf_write_media_preamble(), h263_handle_packet(), h264_handle_packet(), idcin_read_header(), init_input_filter(), init_input_stream(), ipmovie_read_header(), jpeg_parse_packet(), latm_parse_packet(), matroska_parse_frame(), matroska_parse_rm_audio(), mov_build_index(), mov_read_covr(), mov_read_trak(), mov_read_trun(), mov_seek_stream(), mov_write_tkhd_tag(), mpeg_parse_packet(), mpegps_read_packet(), mpegts_set_stream_info(), mxf_parse_structural_metadata(), mxf_write_generic_desc(), mxf_write_header(), mxf_write_packet(), mxf_write_sequence(), mxf_write_structural_component(), mxf_write_timecode_component(), mxf_write_track(), new_pes_packet(), nsv_read_chunk(), nuv_header(), open_input_file(), parse_packet(), parse_strk(), parse_vtrk(), pmt_cb(), probe_codec(), process_input(), qdm2_restore_block(), qt_rtp_parse_packet(), rdt_load_mdpr(), rdt_parse_packet(), rdt_parse_sdp_line(), read_frame(), read_frame_internal(), return_stored_frame(), roq_read_packet(), rtp_parse_packet_internal(), seq_read_header(), show_stream(), smacker_read_header(), smjpeg_read_header(), smush_read_header(), store_packet(), str_read_packet(), svq3_parse_packet(), thp_read_header(), transcode_init(), vdpau_alloc(), vid_read_packet(), vmd_read_header(), vp8_handle_packet(), wc3_read_header(), write_frame(), write_video_frame(), wsaud_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), xa_read_packet(), xiph_handle_packet(), and xmv_read_header().
int AVStream::id |
Format-specific stream ID.
decoding: set by libavformat encoding: set by the user, replaced by libavformat if left unset
Definition at line 706 of file avformat.h.
Referenced by add_dstream(), asf_read_stream_properties(), asfrtp_parse_packet(), asfrtp_parse_sdp_line(), avi_read_header(), avisynth_create_stream(), check_stream_specifier(), dump_stream_format(), ff_find_stream_index(), ff_rdt_parse_open(), ff_rm_parse_packet(), ff_rtp_chain_mux_open(), get_attachment(), get_sindex(), handle_file(), hds_flush(), hds_write_header(), hds_write_packet(), hls_read_header(), mov_read_chapters(), mov_read_tkhd(), mov_read_trak(), mov_read_trun(), mpegps_read_dts(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_push_data(), mpegts_set_stream_info(), mpegts_write_header(), mxf_parse_structural_metadata(), new_output_stream(), new_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), ogg_new_stream(), parse_strk(), pmt_cb(), rdt_parse_sdp_line(), read_header(), recheck_discard_flags(), rm_read_header(), rm_read_index(), rm_write_header(), rtp_write_header(), rtsp_read_packet(), sap_fetch_packet(), sap_read_header(), show_stream(), swf_read_packet(), sync(), and write_abst().
AVCodecContext* AVStream::codec |
Codec context associated with this stream.
Allocated and freed by libavformat.
Definition at line 718 of file avformat.h.
Referenced by a64_write_header(), add_audio_stream(), add_dstream(), add_input_streams(), add_video_stream(), adts_aac_read_header(), adts_write_header(), adx_read_header(), adx_read_packet(), aea_read_header(), aea_read_packet(), aiff_read_header(), aiff_read_packet(), aiff_write_header(), aiff_write_trailer(), alloc_picture(), amf_parse_object(), amr_handle_packet(), amr_read_header(), amr_read_packet(), apc_read_header(), ape_read_header(), ape_tag_read_field(), asf_parse_packet(), asf_read_header(), asf_read_picture(), asf_read_stream_properties(), asf_write_header1(), asf_write_packet(), asfrtp_parse_sdp_line(), audio_decode_frame(), audio_read_header(), audio_read_packet(), audio_write_header(), av_find_best_stream(), av_find_default_stream_index(), avformat_find_stream_info(), avformat_free_context(), avformat_new_stream(), avi_read_header(), avi_read_packet(), avi_sync(), avi_write_counters(), avi_write_header(), avi_write_idx1(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), avisynth_create_stream_audio(), avisynth_create_stream_video(), avisynth_read_packet(), avisynth_read_seek(), avpriv_dv_init_demux(), avpriv_dv_produce_packet(), avs_read_packet(), bfi_read_header(), bmv_read_header(), build_frame_code(), cdata_read_header(), cdxl_read_packet(), celt_header(), check_packet(), check_stream_max_drift(), check_stream_specifier(), choose_decoder(), choose_encoder(), cin_read_header(), close_input_file(), close_stream(), compute_pkt_fields(), compute_pkt_fields2(), create_audio_stream(), create_stream(), daud_header(), daud_write_header(), dc1394_read_common(), decode_stream_header(), decode_thread(), dfa_read_header(), dirac_header(), do_streamcopy(), dump_attachment(), dump_stream_format(), dv_assemble_frame(), dv_extract_audio_info(), dv_extract_video_info(), dv_frame_offset(), dv_init_mux(), dxa_read_header(), ea_read_header(), enable_tracks(), encode_audio_frame(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), fbdev_read_header(), ff_alsa_open(), ff_audio_interleave_close(), ff_audio_interleave_init(), ff_audio_rechunk_interleave(), ff_compute_frame_duration(), ff_flac_parse_picture(), ff_generate_avci_extradata(), ff_get_bmp_header(), ff_id3v2_parse_apic(), ff_id3v2_write_apic(), ff_mov_read_chan(), ff_mov_read_stsd_entries(), ff_mp4_read_dec_config_descr(), ff_parse_mpeg2_descriptor(), ff_parse_specific_params(), ff_pcm_read_seek(), ff_raw_audio_read_header(), ff_raw_video_read_header(), ff_read_packet(), ff_rm_parse_packet(), ff_rm_read_mdpr_codecdata(), ff_rm_retrieve_cache(), ff_rtp_chain_mux_open(), ff_rtp_parse_open(), ff_rtp_send_aac(), ff_rtp_send_jpeg(), ff_rtp_send_latm(), ff_sauce_read(), ff_voc_get_packet(), film_read_header(), filter_codec_opts(), flac_header(), flac_read_header(), flac_write_header(), flac_write_trailer(), flic_read_header(), flv_data_packet(), flv_get_extradata(), flv_read_metabody(), flv_read_packet(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), flv_write_trailer(), g722_read_header(), g723_1_init(), get_aiff_header(), get_attachment(), get_audio_frame(), get_codec_data(), get_ost_filters(), get_packet_header(), get_private_data(), get_sindex(), get_video_frame(), gif_write_header(), gif_write_packet(), grab_read_header(), gsm_read_header(), gxf_compare_field_nb(), gxf_find_lines_index(), gxf_interleave_packet(), gxf_packet(), gxf_write_header(), gxf_write_media_preamble(), gxf_write_mpeg_auxiliary(), gxf_write_packet(), gxf_write_umf_media_description(), gxf_write_umf_media_mpeg(), handle_file(), has_codec_parameters(), has_decode_delay_been_guessed(), hds_write_header(), hds_write_packet(), hls_mux_init(), hls_read_header(), hls_write_header(), hls_write_packet(), hnm_read_header(), idcin_read_header(), iff_read_header(), ilbc_parse_fmtp(), ilbc_parse_sdp_line(), ilbc_read_header(), ilbc_read_packet(), ilbc_write_header(), img_read_header(), img_read_packet(), init_input_filter(), init_muxer(), ipmovie_read_header(), ism_write_header(), ism_write_packet(), iss_read_header(), iss_read_packet(), ivf_write_header(), latm_write_frame_header(), latm_write_header(), lmlm4_read_header(), lxf_read_header(), m4sl_cb(), main(), matroska_parse_block(), matroska_parse_flac(), matroska_parse_frame(), matroska_parse_rm_audio(), matroska_parse_tracks(), matroska_parse_wavpack(), matroska_read_header(), mkv_write_attachments(), mkv_write_block(), mkv_write_packet(), mkv_write_packet_internal(), mkv_write_stereo_mode(), mkv_write_track(), mmf_read_header(), mov_build_index(), mov_codec_id(), mov_create_dvd_sub_decoder_specific_info(), mov_finalize_stsd_codec(), mov_parse_stsd_audio(), mov_parse_stsd_data(), mov_parse_stsd_subtitle(), mov_parse_stsd_video(), mov_read_covr(), mov_read_dac3(), mov_read_dec3(), mov_read_dvc1(), mov_read_enda(), mov_read_extradata(), mov_read_fiel(), mov_read_glbl(), mov_read_hdlr(), mov_read_header(), mov_read_smi(), mov_read_strf(), mov_read_trak(), mov_read_trun(), mov_read_wave(), mov_read_wfex(), mov_rewrite_dvd_sub_extradata(), mov_write_ftyp_tag(), mov_write_header(), mov_write_tkhd_tag(), mov_write_uuidprof_tag(), movie_init(), mp3_parse_vbr_tags(), mp3_read_header(), mp3_write_xing(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpeg_mux_write_packet(), mpeg_parse_packet(), mpegps_read_packet(), mpegts_find_stream_type(), mpegts_push_data(), mpegts_read_header(), mpegts_set_stream_info(), mpegts_write_header(), mpegts_write_packet_internal(), mpegts_write_pes(), mpegts_write_pmt(), msnwc_tcp_read_header(), mtv_read_header(), mv_read_header(), mxf_get_d10_aes3_packet(), mxf_handle_small_eubc(), mxf_parse_mpeg2_frame(), mxf_parse_structural_metadata(), mxf_read_packet(), mxf_read_packet_old(), mxf_read_seek(), mxf_write_cdci_common(), mxf_write_common_fields(), mxf_write_d10_audio_packet(), mxf_write_d10_video_packet(), mxf_write_generic_sound_common(), mxf_write_header(), mxf_write_mpegvideo_desc(), mxf_write_packet(), mxf_write_wav_common(), mxg_read_header(), nc_read_header(), new_output_stream(), new_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), nuv_header(), ogg_buffer_data(), ogg_read_seek(), ogg_write_header(), ogg_write_packet_internal(), ogg_write_trailer(), ogm_dshow_header(), ogm_header(), old_dirac_header(), old_flac_header(), oma_read_header(), oma_read_packet(), oma_write_header(), open_audio(), open_input_file(), open_output_file(), open_video(), opt_target(), opus_header(), output_packet(), output_picture2(), parse_audio_var(), parse_fmtp(), parse_fmtp_config(), parse_h264_sdp_line(), parse_media_type(), parse_mpeg1waveformatex(), parse_packet(), parse_strk(), parse_video_var(), parse_vtrk(), pcm_read_header(), pcm_read_packet(), pmp_header(), pmt_cb(), probe_codec(), pulse_read_header(), put_frame(), pva_read_header(), qcp_read_header(), qdm2_parse_config(), qdm2_parse_packet(), qt_rtp_parse_packet(), queue_picture(), r3d_read_red1(), r3d_read_reda(), rawvideo_read_header(), rawvideo_read_packet(), rdt_parse_packet(), read_desc_chunk(), read_frame(), read_frame_internal(), read_gab2_sub(), read_header(), read_index(), read_kuki_chunk(), read_packet(), read_seek(), real_parse_asm_rule(), rl2_read_header(), rm_ac3_swap_bytes(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_header(), rm_write_header(), rm_write_packet(), roq_read_packet(), rpl_read_header(), rpl_read_packet(), rso_read_header(), rso_read_packet(), rso_write_header(), rtp_parse_one_packet(), rtp_parse_packet_internal(), rtp_parse_queued_packet(), rtp_send_ilbc(), rtp_write_header(), rtp_write_packet(), sap_fetch_packet(), sap_read_header(), sdp_parse_fmtp_config_h264(), seg_write_header(), seg_write_packet(), segment_mux_init(), seq_read_header(), set_channels(), set_codec_from_probe_data(), setup_find_stream_info_opts(), show_packet(), show_stream(), siff_parse_vbv1(), skeleton_header(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), smjpeg_write_packet(), smush_read_header(), sol_read_header(), sox_read_header(), sox_read_packet(), sox_write_header(), sox_write_trailer(), spdif_read_packet(), spdif_write_header(), speex_header(), srt_read_header(), str_read_packet(), stream_component_close(), stream_component_open(), stream_cycle_channel(), subtitle_thread(), svq3_parse_packet(), swf_read_packet(), swf_write_header(), swf_write_packet(), swf_write_trailer(), tak_read_header(), theora_header(), thp_read_header(), tmv_read_header(), transcode_init(), try_decode_frame(), tta_read_header(), txd_read_header(), update_initial_durations(), v4l2_read_header(), v4l2_read_packet(), validate_codec_tag(), vc1t_read_header(), vc1test_write_header(), vfw_read_header(), vid_read_packet(), video_image_display(), video_open(), video_thread(), vmd_read_header(), voc_read_header(), voc_write_header(), voc_write_packet(), vorbis_header(), vqf_read_header(), vqf_read_seek(), wav_write_header(), wav_write_trailer(), wc3_read_header(), write_frame(), write_header(), write_manifest(), write_packet(), write_streamheader(), write_trailer(), write_video_frame(), wsaud_read_header(), wsaud_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_header(), wv_write_header(), x11grab_read_header(), xa_read_header(), xa_read_packet(), xiph_parse_fmtp_pair(), xmv_process_packet_header(), xmv_read_header(), xwma_read_header(), xwma_read_packet(), yop_read_header(), yuv4_generate_header(), yuv4_read_header(), yuv4_read_packet(), yuv4_write_header(), and yuv4_write_packet().
void* AVStream::priv_data |
Definition at line 719 of file avformat.h.
Referenced by asf_parse_packet(), asf_read_pts(), asf_read_stream_properties(), asf_reset_header(), av_write_trailer(), avformat_free_context(), avi_read_close(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avi_start_new_riff(), avi_sync(), avi_write_counters(), avi_write_header(), avi_write_idx1(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), check_stream_max_drift(), clean_index(), ff_audio_interleave_close(), ff_audio_interleave_init(), ff_audio_rechunk_interleave(), ff_mov_read_stsd_entries(), flush_packet(), flv_write_header(), flv_write_packet(), flv_write_trailer(), get_subtitle_pkt(), get_system_header_size(), gxf_compare_field_nb(), gxf_find_lines_index(), gxf_write_header(), gxf_write_media_preamble(), gxf_write_mpeg_auxiliary(), gxf_write_track_description_section(), gxf_write_umf_media_description(), gxf_write_umf_media_mpeg(), gxf_write_umf_track_description(), interleave_new_audio_packet(), mov_build_index(), mov_find_next_sample(), mov_read_chapters(), mov_read_close(), mov_read_covr(), mov_read_ctts(), mov_read_dref(), mov_read_elst(), mov_read_header(), mov_read_mdhd(), mov_read_packet(), mov_read_sbgp(), mov_read_stco(), mov_read_stps(), mov_read_stsc(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_tkhd(), mov_read_trak(), mov_read_trun(), mov_seek_stream(), mpeg_mux_end(), mpeg_mux_init(), mpeg_mux_write_packet(), mpegts_get_pcr(), mpegts_insert_pcr_only(), mpegts_set_stream_info(), mpegts_write_end(), mpegts_write_flush(), mpegts_write_header(), mpegts_write_packet_internal(), mpegts_write_pes(), mpegts_write_pmt(), mxf_compare_timestamps(), mxf_compute_sample_count(), mxf_free(), mxf_get_stream_index(), mxf_parse_mpeg2_frame(), mxf_parse_structural_metadata(), mxf_read_close(), mxf_read_packet_old(), mxf_read_seek(), mxf_set_audio_pts(), mxf_write_cdci_common(), mxf_write_essence_container_refs(), mxf_write_footer(), mxf_write_generic_desc(), mxf_write_header(), mxf_write_index_table_segment(), mxf_write_multi_descriptor(), mxf_write_package(), mxf_write_packet(), mxf_write_system_item(), mxf_write_track(), new_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_read_seek(), ogg_buffer_data(), ogg_compare_granule(), ogg_write_header(), ogg_write_packet(), ogg_write_packet_internal(), ogg_write_page(), ogg_write_pages(), ogg_write_trailer(), output_packet(), parse_chunks(), put_system_header(), qt_rtp_parse_packet(), read_braindead_odml_indx(), read_gab2_sub(), remove_decoded_packets(), rm_read_close(), rm_read_header(), rm_read_header_old(), rm_read_packet(), sap_write_close(), sap_write_header(), sap_write_packet(), and seek_subtitle().
AVRational AVStream::time_base |
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented.
decoding: set by libavformat encoding: May be set by the caller before avformat_write_header() to provide a hint to the muxer about the desired timebase. In avformat_write_header(), the muxer will overwrite this field with the timebase that will actually be used for the timestamps written into the file (which may or may not be related to the user-provided one, depending on the format).
Definition at line 741 of file avformat.h.
Referenced by add_audio_stream(), add_video_stream(), audio_decode_frame(), av_pkt_dump2(), av_pkt_dump_log2(), avformat_find_stream_info(), avi_read_packet(), avi_read_seek(), avi_write_header(), avisynth_create_stream_audio(), avisynth_create_stream_video(), avpriv_set_pts_info(), check_stream_max_drift(), compute_pkt_fields(), compute_pkt_fields2(), config_output_props(), configure_input_video_filter(), decode_audio(), decode_thread(), do_audio_out(), do_streamcopy(), do_subtitle_out(), do_video_out(), dump_stream_format(), dv_extract_video_info(), encode_audio_frame(), estimate_timings_from_bit_rate(), ff_compute_frame_duration(), ff_framehash_write_header(), ff_gen_syncpoint_search(), ff_interleave_packet_per_dts(), ff_mov_init_hinting(), ff_parse_specific_params(), ff_pcm_read_seek(), ff_rtsp_open_transport_ctx(), ff_update_cur_dts(), ff_write_chained(), fill_all_stream_timings(), finalize_packet(), flac_read_header(), flush_encoders(), get_subtitle_pkt(), handle_file(), hds_write_header(), hds_write_packet(), hls_read_header(), hls_read_packet(), hls_read_seek(), hls_write_packet(), init_muxer(), interleave_compare_dts(), interleave_new_audio_packet(), ism_write_header(), ism_write_packet(), ivf_write_header(), matroska_parse_tracks(), mkv_write_track(), mov_get_dv_codec_tag(), mov_read_chapters(), mov_read_seek(), mov_write_header(), mov_write_packet(), mov_write_uuidprof_tag(), movie_get_frame(), mp3_parse_info_tag(), mp3_parse_vbr_tags(), mpegts_write_header(), mxf_compute_sample_count(), mxf_parse_structural_metadata(), mxf_read_seek(), mxf_write_header(), ogg_buffer_data(), ogg_compare_granule(), ogg_write_packet_internal(), parse_packet(), print_report(), process_input(), process_input_packet(), r3d_read_rdvo(), r3d_read_red1(), r3d_read_reda(), r3d_read_redv(), r3d_seek(), read_gab2_sub(), read_header(), read_seek(), read_seek2(), rl2_read_seek(), rm_write_header(), rtcp_send_sr(), rtp_parse_one_packet(), rtsp_read_play(), rtsp_read_seek(), sap_fetch_packet(), sap_read_header(), sap_write_header(), search_hi_lo_keyframes(), seek_frame_internal(), seek_subtitle(), seg_write_packet(), show_packet(), show_stream(), smush_read_header(), subtitle_thread(), swf_write_header(), transcode_init(), txd_read_header(), update_stream_timings(), vc1t_read_packet(), video_thread(), vqf_read_seek(), wav_write_trailer(), write_manifest(), write_packet(), write_trailer(), write_video_frame(), yuv4_generate_header(), and yuv4_read_header().
int64_t AVStream::start_time |
Decoding: pts of the first frame of the stream, in stream time base.
Only set this if you are absolutely 100% sure that the value you set it to really is the pts of the first frame. This may be undefined (AV_NOPTS_VALUE).
Definition at line 749 of file avformat.h.
Referenced by aiff_read_header(), ape_read_header(), asf_read_stream_properties(), avformat_new_stream(), avi_read_header(), avisynth_create_stream_video(), avpriv_dv_init_demux(), cdxl_read_packet(), create_audio_stream(), decode_thread(), dv_extract_audio_info(), ea_read_header(), estimate_timings_from_pts(), ff_raw_audio_read_header(), fill_all_stream_timings(), g723_1_init(), gxf_header(), gxf_seek(), hls_read_packet(), hnm_read_header(), idcin_read_header(), ilbc_read_header(), img_read_header(), matroska_parse_tracks(), mp3_read_header(), mpc8_read_header(), mpc_read_header(), mpegts_read_header(), mxf_parse_structural_metadata(), nsv_parse_NSVs_header(), ogg_get_headers(), ogg_get_length(), oma_read_header(), opus_packet(), read_header(), rm_read_header(), seq_read_header(), show_stream(), skeleton_header(), smush_read_header(), str_read_packet(), tak_read_header(), tta_read_header(), update_initial_timestamps(), update_stream_timings(), vid_read_packet(), vorbis_packet(), vqf_read_header(), wsvqa_read_header(), wv_read_header(), and xa_read_header().
int64_t AVStream::duration |
Decoding: duration of the stream, in stream time base.
If a source file does not specify a duration, but does specify a bitrate, this value will be estimated from bitrate and file size.
Definition at line 756 of file avformat.h.
Referenced by aiff_read_header(), ape_read_header(), asf_read_stream_properties(), avformat_new_stream(), avi_read_header(), avisynth_create_stream_audio(), avisynth_create_stream_video(), dfa_read_header(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), fill_all_stream_timings(), flac_read_header(), gxf_header(), handle_file(), has_duration(), img_read_header(), ivf_write_header(), lxf_read_header(), mov_build_index(), mov_read_chapters(), mov_read_header(), mov_read_mdhd(), mov_read_packet(), mov_read_stts(), mov_read_trun(), mp3_parse_vbr_tags(), mpc8_read_header(), mpc_read_header(), mxf_compute_index_tables(), mxf_parse_structural_metadata(), mxf_read_packet(), nsv_parse_NSVs_header(), ogg_get_length(), parse_video_var(), pmp_header(), r3d_read_rdvo(), read_header(), read_packet(), read_pakt_chunk(), read_seek(), rm_read_header(), rso_read_header(), show_stream(), smacker_read_header(), smjpeg_read_header(), smush_read_header(), tak_read_header(), tta_read_header(), update_stream_timings(), vc1t_read_header(), vorbis_packet(), wsvqa_read_header(), wv_read_header(), xmv_read_header(), and xwma_read_header().
int64_t AVStream::nb_frames |
number of frames in this stream if known or 0
Definition at line 758 of file avformat.h.
Referenced by aiff_read_header(), ape_read_header(), av_interleaved_write_frame(), av_write_frame(), av_write_trailer(), avi_read_header(), avisynth_create_stream_video(), avs_read_packet(), mkv_write_ass_blocks(), mov_read_stts(), mv_read_header(), parse_audio_var(), parse_video_var(), pmp_header(), read_header(), read_index(), read_pakt_chunk(), show_stream(), smush_read_header(), and wsvqa_read_header().
int AVStream::disposition |
AV_DISPOSITION_* bit field.
Definition at line 760 of file avformat.h.
Referenced by ape_tag_read_field(), asf_read_picture(), av_find_best_stream(), av_find_default_stream_index(), avformat_find_stream_info(), dump_stream_format(), enable_tracks(), ff_flac_parse_picture(), ff_id3v2_parse_apic(), ff_parse_mpeg2_descriptor(), matroska_parse_tracks(), mkv_write_track(), mov_read_covr(), mov_read_tkhd(), mpegts_write_pmt(), parse_chunks(), queue_attached_pictures(), set_disposition_bits(), transcode_init(), and write_streaminfo().
enum AVDiscard AVStream::discard |
Selects which packets can be discarded at will and do not need to be demuxed.
Definition at line 762 of file avformat.h.
Referenced by add_input_streams(), asf_parse_packet(), avi_sync(), decode_frame(), decode_thread(), ff_gen_syncpoint_search(), flv_read_packet(), get_subtitle_pkt(), init_input_filter(), matroska_parse_block(), mov_read_chapters(), mov_read_packet(), mpegps_read_packet(), mpegts_push_data(), mxf_read_packet_old(), open_output_file(), queue_attached_pictures(), r3d_read_packet(), read_data(), read_frame_internal(), recheck_discard_flags(), rm_read_packet(), rtsp_read_packet(), search_hi_lo_keyframes(), stream_component_close(), and stream_component_open().
AVRational AVStream::sample_aspect_ratio |
sample aspect ratio (0 if unknown)
Definition at line 769 of file avformat.h.
Referenced by asf_read_header(), avformat_new_stream(), avi_read_header(), avi_write_header(), configure_input_video_filter(), decode_stream_header(), decode_video(), dump_stream_format(), dv_extract_video_info(), ff_rtp_chain_mux_open(), get_video_frame(), hds_write_header(), hls_mux_init(), iff_read_header(), init_muxer(), ism_write_header(), matroska_parse_tracks(), mkv_write_stereo_mode(), mov_read_pasp(), mov_read_tkhd(), mov_read_trak(), mov_write_tkhd_tag(), mov_write_trak_tag(), new_video_stream(), nuv_header(), parse_video_var(), read_header(), segment_mux_init(), show_stream(), theora_header(), transcode_init(), video_image_display(), write_streamheader(), yop_read_header(), yuv4_generate_header(), and yuv4_read_header().
AVDictionary* AVStream::metadata |
Definition at line 771 of file avformat.h.
Referenced by ape_tag_read_field(), asf_read_header(), asf_read_picture(), avformat_free_context(), avi_read_tag(), avi_write_header(), check_stream_specifier(), copy_metadata(), decode_info_header(), dump_attachment(), dump_stream_format(), ff_flac_parse_picture(), ff_id3v2_parse_apic(), ff_id3v2_write_apic(), ff_metadata_conv_ctx(), ff_parse_mpeg2_descriptor(), ff_vorbis_stream_comment(), get_attachment(), hls_read_header(), matroska_parse_tracks(), matroska_read_header(), mkv_write_attachments(), mkv_write_tags(), mkv_write_track(), mov_parse_stsd_video(), mov_read_mdhd(), mov_write_hdlr_tag(), mov_write_header(), mov_write_track_metadata(), mov_write_video_tag(), mp3_parse_info_tag(), mpegts_write_pmt(), mxf_parse_structural_metadata(), open_output_file(), parse_chunks(), r3d_read_red1(), read_gab2_sub(), read_header(), set_encoder_id(), show_stream(), vorbis_header(), and write_trailer().
AVRational AVStream::avg_frame_rate |
Average framerate.
Definition at line 780 of file avformat.h.
Referenced by avformat_find_stream_info(), avisynth_create_stream_video(), avs_read_packet(), dump_stream_format(), dv_extract_video_info(), ea_read_header(), ff_compute_frame_duration(), ff_raw_video_read_header(), ff_rm_read_mdpr_codecdata(), flv_write_header(), init_input_stream(), matroska_parse_tracks(), mkv_write_track(), mov_write_dvc1_structs(), nuv_header(), parse_video_var(), process_input_packet(), r3d_read_rdvo(), r3d_read_red1(), r3d_read_redv(), r3d_seek(), read_header(), rtp_write_header(), show_stream(), smush_read_header(), transcode_init(), txd_read_header(), v4l2_read_header(), v4l2_set_parameters(), vc1test_write_header(), and yuv4_read_header().
AVPacket AVStream::attached_pic |
For streams with AV_DISPOSITION_ATTACHED_PIC disposition, this packet will contain the attached picture.
decoding: set by libavformat, must not be modified by the caller. encoding: unused
Definition at line 789 of file avformat.h.
Referenced by ape_tag_read_field(), asf_read_picture(), avformat_free_context(), ff_flac_parse_picture(), ff_id3v2_parse_apic(), mov_read_covr(), and queue_attached_pictures().
AVPacketSideData* AVStream::side_data |
An array of side data that applies to the whole stream (i.e.
the container does not allow it to change between packets).
There may be no overlap between the side data in this array and side data in the packets. I.e. a given side data is either exported by the muxer (demuxing) / set by the caller (muxing) in this array, then it never appears in the packets, or the side data is exported / sent through the packets (always in the first packet where the value becomes known or changes), then it does not appear in this array.
Freed by libavformat in avformat_free_context().
Definition at line 807 of file avformat.h.
Referenced by av_stream_get_side_data(), avformat_free_context(), dump_sidedata(), ff_mkv_stereo3d_conv(), ff_replaygain_export_raw(), mkv_write_stereo_mode(), mov_read_header(), and process_input().
int AVStream::nb_side_data |
The number of elements in the AVStream.side_data array.
Definition at line 811 of file avformat.h.
Referenced by av_stream_get_side_data(), avformat_free_context(), dump_sidedata(), ff_mkv_stereo3d_conv(), ff_replaygain_export_raw(), mkv_write_stereo_mode(), mov_read_header(), and process_input().
int AVStream::event_flags |
Flags for the user to detect events happening on the stream.
Flags must be cleared by the user once the event has been handled. A combination of AVSTREAM_EVENT_FLAG_*.
Definition at line 818 of file avformat.h.
Referenced by decode_info_header(), and ff_vorbis_stream_comment().
int AVStream::nb_decoded_frames |
Definition at line 834 of file avformat.h.
Referenced by has_decode_delay_been_guessed(), and try_decode_frame().
int AVStream::found_decoder |
Definition at line 835 of file avformat.h.
Referenced by avformat_find_stream_info(), has_codec_parameters(), and try_decode_frame().
int64_t AVStream::fps_first_dts |
Those are used for average framerate estimation.
Definition at line 840 of file avformat.h.
Referenced by avformat_find_stream_info(), and avformat_new_stream().
int AVStream::fps_first_dts_idx |
Definition at line 841 of file avformat.h.
Referenced by avformat_find_stream_info().
int64_t AVStream::fps_last_dts |
Definition at line 842 of file avformat.h.
Referenced by avformat_find_stream_info(), and avformat_new_stream().
int AVStream::fps_last_dts_idx |
Definition at line 843 of file avformat.h.
Referenced by avformat_find_stream_info().
struct { ... } * AVStream::info |
int AVStream::pts_wrap_bits |
number of bits in pts (used for wrapping control)
Definition at line 847 of file avformat.h.
Referenced by av_read_frame(), avpriv_set_pts_info(), compute_pkt_fields(), estimate_timings_from_pts(), and hls_read_header().
int64_t AVStream::first_dts |
Definition at line 850 of file avformat.h.
Referenced by add_dstream(), avformat_find_stream_info(), avformat_new_stream(), estimate_timings_from_pts(), hds_write_packet(), ism_write_packet(), rdt_parse_sdp_line(), update_initial_durations(), and update_initial_timestamps().
int64_t AVStream::cur_dts |
Definition at line 851 of file avformat.h.
Referenced by avformat_new_stream(), compute_pkt_fields(), compute_pkt_fields2(), estimate_timings_from_pts(), ff_gen_syncpoint_search(), ff_pcm_read_seek(), ff_read_frame_flush(), ff_restore_parser_state(), ff_store_parser_state(), ff_update_cur_dts(), pmp_packet(), read_packet(), read_seek(), update_initial_durations(), update_initial_timestamps(), vorbis_packet(), and vqf_read_seek().
int64_t AVStream::last_IP_pts |
Definition at line 852 of file avformat.h.
Referenced by avformat_new_stream(), compute_pkt_fields(), decode_frame(), estimate_timings_from_pts(), ff_read_frame_flush(), ff_restore_parser_state(), and ff_store_parser_state().
int AVStream::last_IP_duration |
Definition at line 853 of file avformat.h.
Referenced by compute_pkt_fields().
int AVStream::probe_packets |
Definition at line 859 of file avformat.h.
Referenced by avformat_new_stream(), ff_read_frame_flush(), ff_read_packet(), ff_restore_parser_state(), ff_store_parser_state(), probe_codec(), and set_codec_from_probe_data().
int AVStream::codec_info_nb_frames |
Number of frames that have been demuxed during av_find_stream_info()
Definition at line 864 of file avformat.h.
Referenced by av_find_best_stream(), avformat_find_stream_info(), dump_stream_format(), and try_decode_frame().
enum AVStreamParseType AVStream::need_parsing |
Definition at line 867 of file avformat.h.
Referenced by adts_aac_read_header(), asf_read_stream_properties(), asfrtp_parse_sdp_line(), avformat_find_stream_info(), avi_read_header(), compute_pkt_fields(), ff_parse_mpeg2_descriptor(), ff_raw_audio_read_header(), ff_raw_video_read_header(), ff_rm_read_mdpr_codecdata(), film_read_header(), flac_header(), flac_read_header(), flv_set_audio_codec(), get_codec_data(), get_sindex(), h263_init(), h264_init(), img_read_header(), init_video(), lmlm4_read_header(), m4sl_cb(), matroska_parse_tracks(), mov_finalize_stsd_codec(), mov_read_trak(), mp3_read_header(), mpeg_init(), mpegps_read_packet(), mpegts_set_stream_info(), mtv_read_header(), mxf_parse_structural_metadata(), nc_read_header(), new_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), ogm_header(), oma_read_header(), pva_read_header(), read_frame_internal(), read_header(), rm_read_audio_stream_info(), tak_read_header(), theora_header(), xiph_vorbis_init(), and xwma_read_header().
struct AVCodecParserContext* AVStream::parser |
Definition at line 868 of file avformat.h.
Referenced by avformat_find_stream_info(), avformat_free_context(), estimate_timings_from_pts(), ff_read_frame_flush(), ff_restore_parser_state(), ff_store_parser_state(), parse_packet(), process_input_packet(), and read_frame_internal().
struct AVPacketList* AVStream::last_in_packet_buffer |
last packet in packet_buffer for this stream when muxing.
Definition at line 873 of file avformat.h.
Referenced by ff_interleave_add_packet(), ff_interleave_packet_per_dts(), and mxf_interleave_get_packet().
AVProbeData AVStream::probe_data |
Definition at line 874 of file avformat.h.
Referenced by avformat_free_context(), ff_read_packet(), and probe_codec().
int64_t AVStream::pts_buffer[MAX_REORDER_DELAY+1] |
Definition at line 876 of file avformat.h.
Referenced by avformat_new_stream(), compute_pkt_fields(), compute_pkt_fields2(), and ff_read_frame_flush().
AVIndexEntry* AVStream::index_entries |
Only used if the format does not support seeking natively.
Definition at line 878 of file avformat.h.
Referenced by ape_read_seek(), asf_read_seek(), av_add_index_entry(), av_index_search_timestamp(), av_write_trailer(), avformat_free_context(), avi_read_packet(), avi_read_seek(), avi_sync(), check_stream_max_drift(), clean_index(), clear_index_entries(), ff_reduce_index(), ff_seek_frame_binary(), guess_ni_flag(), gxf_seek(), matroska_read_seek(), mov_build_index(), mov_find_next_sample(), mov_read_chapters(), mov_read_packet(), mov_read_seek(), mp3_seek(), mpc8_read_seek(), mpc_read_seek(), mv_read_packet(), nsv_read_seek(), nut_write_packet(), read_header(), read_packet(), read_seek(), rl2_read_packet(), rl2_read_seek(), rpl_read_packet(), seek_frame_generic(), tta_read_packet(), tta_read_seek(), and wv_read_seek().
int AVStream::nb_index_entries |
Definition at line 880 of file avformat.h.
Referenced by av_add_index_entry(), av_index_search_timestamp(), avi_read_header(), avi_read_packet(), avi_read_seek(), avi_sync(), check_stream_max_drift(), clean_index(), clear_index_entries(), ff_reduce_index(), guess_ni_flag(), matroska_read_seek(), mov_build_index(), mov_find_next_sample(), mov_read_chapters(), mov_read_packet(), read_header(), read_packet(), read_seek(), rl2_read_packet(), rpl_read_packet(), seek_frame_generic(), and wv_read_seek().
unsigned int AVStream::index_entries_allocated_size |
Definition at line 881 of file avformat.h.
Referenced by av_add_index_entry(), and mov_build_index().