#include <avformat.h>
Definition at line 273 of file avformat.h.
Public Attributes | |
| int | index |
| stream index in AVFormatContext | |
| int | id |
| format specific stream id | |
| AVCodecContext * | codec |
| codec context | |
| AVRational | r_frame_rate |
| real base frame rate of the stream. | |
| void * | priv_data |
| int64_t | first_dts |
| int | codec_info_nb_frames |
| struct AVFrac | pts |
| encoding: PTS generation when outputing stream | |
| AVRational | time_base |
| this is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented. | |
| int | pts_wrap_bits |
| number of bits in pts (used for wrapping control) | |
| int | stream_copy |
| if set, just copy stream | |
| enum AVDiscard | discard |
| selects which packets can be discarded at will and do not need to be demuxed | |
| float | quality |
| quality, as it has been removed from AVCodecContext and put in AVVideoFrame MN: dunno if that is the right place for it | |
| int64_t | start_time |
| decoding: pts of the first frame of the stream, in stream time base. | |
| int64_t | duration |
| decoding: duration of the stream, in stream time base. | |
| char | language [4] |
| enum AVStreamParseType | need_parsing |
| ISO 639 3-letter language code (empty string if undefined). | |
| struct AVCodecParserContext * | parser |
| int64_t | cur_dts |
| int | last_IP_duration |
| int64_t | last_IP_pts |
| AVIndexEntry * | index_entries |
| only used if the format does not support seeking natively | |
| int | nb_index_entries |
| unsigned int | index_entries_allocated_size |
| int64_t | nb_frames |
| number of frames in this stream if known or 0 | |
| int64_t | pts_buffer [MAX_REORDER_DELAY+1] |
| int | got_frame |
| int64_t | cur_frame_startpos |
| int | component_tag |
| Component tag given in PMT, for MythTV MHEG. | |
| int AVStream::index |
stream index in AVFormatContext
Definition at line 274 of file avformat.h.
Referenced by av_add_stream(), av_find_stream_info(), av_new_stream(), av_read_frame_internal(), av_remove_stream(), avs_read_audio_packet(), avs_read_video_packet(), cin_read_header(), dc1394_read_header(), dv_extract_audio_info(), ea_read_header(), ff_rm_parse_packet(), ff_rm_retrieve_cache(), film_read_header(), finalize_packet(), flic_read_header(), flv_read_packet(), fourxm_read_header(), idcin_read_header(), ipmovie_read_header(), mov_build_index(), mov_seek_stream(), mpegps_read_packet(), mpegts_add_stream(), mpegts_push_data(), mpegts_push_section(), mxf_parse_structural_metadata(), nsv_read_chunk(), ogg_write_header(), roq_read_header(), sdp_parse_line(), seq_read_header(), smacker_read_header(), str_read_header(), thp_read_header(), vmd_read_header(), wc3_read_header(), wsaud_read_header(), and wsvqa_read_header().
| int AVStream::id |
format specific stream id
Definition at line 275 of file avformat.h.
Referenced by asf_read_header(), av_add_stream(), av_new_stream(), av_remove_stream(), dump_stream_format(), dv_produce_packet(), ff_rm_parse_packet(), flv_read_packet(), get_sindex(), getFileInfo(), AvFormatDecoder::GetFrame(), mov_read_tkhd(), mpegps_read_dts(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_add_stream(), nsv_read_chunk(), AvFormatDecoder::RemoveAudioStreams(), rm_read_header(), rm_write_header(), AvFormatDecoder::ScanStreams(), and sync().
codec context
Definition at line 276 of file avformat.h.
Referenced by aac_read_header(), ac3_read_header(), adts_write_header(), aiff_read_header(), aiff_read_packet(), aiff_write_header(), aiff_write_trailer(), amf_parse_object(), amr_read_header(), amr_read_packet(), amr_write_header(), apc_read_header(), ape_read_header(), asf_read_close(), asf_read_header(), asf_read_packet(), asf_write_header1(), asf_write_packet(), au_read_header(), au_write_header(), audio_read_header(), audio_write_header(), AvFormatDecoder::AutoSelectAudioTrack(), av_add_stream(), av_close_input_file(), av_estimate_timings_from_bit_rate(), av_find_default_stream_index(), av_find_stream_info(), av_interleaved_write_frame(), av_new_stream(), av_read_frame_internal(), av_remove_stream(), av_write_header(), avi_read_close(), avi_read_header(), avi_read_packet(), avi_write_counters(), avi_write_header(), avi_write_idx1(), avi_write_ix(), avi_write_packet(), avi_write_trailer(), avisynth_read_header(), avs_read_packet(), build_frame_code(), cdata_read_header(), cin_read_header(), AvFormatDecoder::CloseCodecs(), compute_frame_duration(), compute_pkt_fields(), compute_pkt_fields2(), create_audio_stream(), create_stream(), daud_header(), dc1394_read_header(), decode_stream_header(), AvFormatDecoder::DoFastForward(), dts_read_header(), dump_stream_format(), dv_assemble_frame(), dv_extract_audio_info(), dv_extract_video_info(), dv_frame_offset(), dv_init_demux(), dv_init_mux(), dv_offset_reset(), dv_produce_packet(), dxa_read_header(), ea_read_header(), ff_rm_parse_packet(), ff_rm_read_mdpr_codecdata(), ff_rm_retrieve_cache(), ff_rtp_send_aac(), ffm_read_header(), ffm_write_header(), ffm_write_packet(), film_read_header(), filter_max_ch(), finalize_packet(), flac_header(), flac_read_header(), flac_write_header(), flic_read_header(), flv_read_metabody(), flv_read_packet(), flv_set_audio_codec(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), fourxm_read_header(), get_codec_data(), get_sindex(), MPEG2fixup::getCodecContext(), getFileInfo(), MPEG2fixup::GetFrame(), AvFormatDecoder::GetFrame(), MPEG2fixup::GetStreamType(), AvFormatDecoder::GetTrackDesc(), gif_read_header(), gif_write_header(), gif_write_packet(), grab_read_header(), grabThumbnail(), gxf_interleave_packet(), gxf_write_header(), gxf_write_trailer(), gxf_write_umf_track_description(), AvFormatDecoder::H264PreProcessPkt(), idcin_read_header(), img_read_header(), img_read_packet(), img_write_packet(), init_stream(), MPEG2fixup::InitAV(), ThumbFinder::initAVCodec(), avfDecoder::initialize(), ipmovie_read_header(), matroska_parse_block(), matroska_read_header(), mkv_write_header(), mkv_write_packet(), mkv_write_tracks(), mkv_write_trailer(), mm_read_header(), mmf_read_header(), mmf_write_header(), mmf_write_trailer(), mov_build_index(), mov_read_avcC(), mov_read_close(), mov_read_enda(), mov_read_esds(), mov_read_extradata(), mov_read_hdlr(), mov_read_header(), mov_read_smi(), mov_read_stsd(), mov_read_trak(), mov_read_wave(), mov_seek_stream(), mov_write_header(), mov_write_uuidprof_tag(), mp3_read_header(), mp3_write_header(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpeg_mux_write_packet(), AvFormatDecoder::MpegPreProcessPkt(), mpegps_read_packet(), mpegts_add_stream(), mpegts_read_header(), mpegts_write_header(), mpegts_write_packet(), mpegts_write_pes(), mpegts_write_pmt(), mtv_read_header(), mxf_get_d10_aes3_packet(), mxf_parse_structural_metadata(), new_pes_av_stream(), new_section_av_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_read_close(), nut_read_header(), nut_write_header(), nuv_header(), ogg_write_header(), ogg_write_packet(), ogg_write_trailer(), ogm_dshow_header(), ogm_header(), old_flac_header(), output_packet(), parse_h264_sdp_line(), pcm_read_seek(), PCMDEF(), AvFormatDecoder::ProcessDSMCCPacket(), raw_read_header(), read_header(), read_packet(), AvFormatDecoder::RemoveAudioStreams(), rm_ac3_swap_bytes(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_header(), rm_read_packet(), rm_write_header(), rm_write_packet(), roq_read_header(), rtp_parse_open(), rtp_parse_packet(), rtp_write_header(), rtp_write_packet(), AvFormatDecoder::ScanStreams(), sdp_parse_fmtp(), sdp_parse_fmtp_config_h264(), sdp_parse_line(), AvFormatDecoder::SeekReset(), seq_read_header(), set_codec_from_probe_data(), AvFormatDecoder::SetupAudioStream(), shorten_read_header(), siff_parse_vbv1(), smacker_read_header(), sol_read_header(), str_read_header(), swf_read_packet(), swf_write_header(), swf_write_packet(), swf_write_trailer(), theora_header(), thp_read_header(), try_decode_frame(), tta_read_header(), txd_read_header(), v4l2_read_header(), v4l2_read_packet(), vid_read_header(), vid_read_packet(), video_read_header(), vmd_read_header(), voc_get_packet(), voc_read_header(), voc_write_header(), voc_write_packet(), vorbis_header(), wav_read_header(), wav_read_packet(), wav_read_seek(), wav_write_header(), wav_write_trailer(), wc3_read_header(), write_globalinfo(), write_header(), write_headers(), wsaud_read_header(), wsvqa_read_header(), wv_read_header(), x11grab_read_header(), yuv4_generate_header(), yuv4_read_header(), yuv4_read_packet(), yuv4_write_header(), and yuv4_write_packet().
real base frame rate of the stream.
this is the lowest framerate with which all timestamps can be represented accurately (it is the least common multiple of all framerates in the stream), Note, this value is just a guess! for example if the timebase is 1/90000 and all frames have either approximately 3600 or 1800 timer ticks then r_frame_rate will be 50/1
Definition at line 285 of file avformat.h.
Referenced by av_find_stream_info(), avisynth_read_header(), dump_stream_format(), flv_write_header(), getFileInfo(), grabThumbnail(), ThumbFinder::initAVCodec(), and nuv_header().
| void* AVStream::priv_data |
Definition at line 286 of file avformat.h.
Referenced by asf_read_close(), asf_read_header(), asf_read_packet(), asf_read_pts(), asf_reset_header(), av_write_trailer(), avi_read_close(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), clean_index(), ffm_read_close(), ffm_read_header(), ffm_write_header(), ffm_write_packet(), flush_packet(), get_packet_payload_size(), get_system_header_size(), mov_build_index(), mov_read_ctts(), mov_read_mdhd(), mov_read_stco(), mov_read_stsc(), mov_read_stsd(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_trak(), mov_seek_stream(), mpeg_mux_end(), mpeg_mux_init(), mpeg_mux_write_packet(), mpegts_write_end(), mpegts_write_header(), mpegts_write_packet(), mpegts_write_pes(), mpegts_write_pmt(), mxf_get_stream_index(), mxf_parse_structural_metadata(), new_pes_av_stream(), new_section_av_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_read_close(), ogg_write_header(), ogg_write_packet(), ogg_write_page(), ogg_write_trailer(), output_packet(), put_system_header(), read_braindead_odml_indx(), remove_decoded_packets(), sdp_parse_fmtp(), and sdp_parse_line().
Definition at line 289 of file avformat.h.
Referenced by av_add_stream(), av_estimate_timings_from_pts(), av_find_stream_info(), av_new_stream(), and update_initial_timestamps().
Definition at line 291 of file avformat.h.
struct AVFrac AVStream::pts [read] |
encoding: PTS generation when outputing stream
Definition at line 294 of file avformat.h.
Referenced by av_write_header(), and compute_pkt_fields2().
this is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented.
for fixed-fps content, timebase should be 1/framerate and timestamp increments should be identically 1.
Definition at line 302 of file avformat.h.
Referenced by av_estimate_timings_from_bit_rate(), av_find_stream_info(), av_interleave_packet_per_dts(), av_seek_frame(), av_set_pts_info(), av_update_cur_dts(), av_update_stream_timings(), av_write_header(), avi_read_packet(), avi_read_seek(), compute_frame_duration(), compute_pkt_fields(), compute_pkt_fields2(), AvFormatDecoder::DoFastForward(), dump_stream_format(), fill_all_stream_timings(), flac_header(), getFileInfo(), AvFormatDecoder::GetFrame(), grabThumbnail(), ThumbFinder::initAVCodec(), mov_read_seek(), mp3_parse_vbr_tags(), mxf_read_seek(), normalized_fps(), nsv_read_chunk(), nut_read_header(), ogm_header(), pcm_read_seek(), read_header(), read_seek(), rtcp_send_sr(), rtsp_read_seek(), theora_header(), vorbis_header(), and wav_write_trailer().
number of bits in pts (used for wrapping control)
Definition at line 303 of file avformat.h.
Referenced by av_set_pts_info(), compute_pkt_fields(), AvFormatDecoder::DoFastForward(), and truncate_ts().
selects which packets can be discarded at will and do not need to be demuxed
Definition at line 306 of file avformat.h.
Referenced by asf_read_packet(), av_read_frame_internal(), avi_read_packet(), avisynth_read_packet(), decode_frame(), ff_rm_parse_packet(), flv_read_packet(), matroska_parse_block(), mov_read_packet(), mov_read_seek(), and mpegps_read_packet().
| float AVStream::quality |
quality, as it has been removed from AVCodecContext and put in AVVideoFrame MN: dunno if that is the right place for it
Definition at line 310 of file avformat.h.
Referenced by ffm_read_header(), and ffm_write_header().
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 319 of file avformat.h.
Referenced by aiff_read_header(), av_add_stream(), av_estimate_timings(), av_estimate_timings_from_pts(), av_new_stream(), av_update_stream_timings(), avi_read_header(), avisynth_read_header(), dv_extract_audio_info(), dv_init_demux(), fill_all_stream_timings(), getFileInfo(), gxf_header(), gxf_seek(), img_read_header(), ThumbFinder::initAVCodec(), matroska_read_header(), mov_read_tkhd(), mov_read_trak(), mp3_read_header(), mpegts_read_header(), mxf_parse_structural_metadata(), nsv_parse_NSVs_header(), nut_read_header(), ogg_get_length(), read_header(), rm_read_header(), tta_read_header(), and update_initial_timestamps().
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 estimates from bit rate and file size.
Definition at line 325 of file avformat.h.
Referenced by aiff_read_header(), asf_read_header(), av_add_stream(), av_estimate_timings(), av_estimate_timings_from_bit_rate(), av_estimate_timings_from_pts(), av_has_duration(), av_new_stream(), av_update_stream_timings(), avi_read_header(), avisynth_read_header(), fill_all_stream_timings(), gxf_header(), img_read_header(), mov_read_header(), mov_read_mdhd(), mov_read_stts(), mp3_parse_vbr_tags(), mpc8_read_header(), mxf_parse_structural_metadata(), nsv_parse_NSVs_header(), nut_read_header(), ogg_get_length(), read_header(), rm_read_header(), and tta_read_header().
| char AVStream::language[4] |
Definition at line 327 of file avformat.h.
Referenced by dump_stream_format(), getFileInfo(), MPEG2fixup::InitReplex(), matroska_read_header(), mkv_write_tracks(), mov_read_mdhd(), mov_write_header(), mpegts_add_stream(), mpegts_write_pmt(), and AvFormatDecoder::ScanStreams().
ISO 639 3-letter language code (empty string if undefined).
Definition at line 330 of file avformat.h.
Referenced by aac_read_header(), ac3_read_header(), asf_read_header(), av_find_stream_info(), av_read_frame_internal(), avi_read_header(), compute_pkt_fields(), dts_read_header(), flac_read_header(), flv_set_audio_codec(), get_codec_data(), get_sindex(), img_read_header(), matroska_read_header(), mov_read_stsd(), mp3_read_header(), mpegps_read_packet(), mtv_read_header(), mxf_parse_structural_metadata(), new_pes_av_stream(), new_section_av_stream(), nsv_parse_NSVs_header(), nsv_read_chunk(), rm_read_audio_stream_info(), rtp_parse_open(), shorten_read_header(), video_read_header(), and wav_read_header().
struct AVCodecParserContext* AVStream::parser [read] |
Definition at line 331 of file avformat.h.
Referenced by av_close_input_file(), av_estimate_timings_from_pts(), av_find_stream_info(), av_read_frame_flush(), and av_read_frame_internal().
Definition at line 333 of file avformat.h.
Referenced by av_add_stream(), av_estimate_timings_from_pts(), av_find_stream_info(), av_new_stream(), av_read_frame_flush(), av_update_cur_dts(), avi_read_seek(), compute_pkt_fields(), compute_pkt_fields2(), AvFormatDecoder::DoFastForward(), pcm_read_seek(), and update_initial_timestamps().
Definition at line 335 of file avformat.h.
Referenced by av_add_stream(), av_estimate_timings_from_pts(), av_new_stream(), av_read_frame_flush(), compute_pkt_fields(), and decode_frame().
only used if the format does not support seeking natively
Definition at line 337 of file avformat.h.
Referenced by asf_read_seek(), av_add_index_entry(), av_close_input_file(), av_index_search_timestamp(), av_seek_frame_binary(), av_seek_frame_generic(), avi_read_packet(), avi_read_seek(), clean_index(), flv_read_seek(), guess_ni_flag(), gxf_seek(), matroska_read_seek(), mov_read_packet(), mov_read_seek(), mpc8_read_seek(), mpc_read_seek(), read_seek(), tta_read_packet(), tta_read_seek(), write_packet(), and wv_read_seek().
Definition at line 339 of file avformat.h.
Referenced by av_add_index_entry(), av_index_search_timestamp(), av_seek_frame_generic(), avi_read_packet(), avi_read_seek(), clean_index(), guess_ni_flag(), and mov_build_index().
| unsigned int AVStream::index_entries_allocated_size |
number of frames in this stream if known or 0
Definition at line 342 of file avformat.h.
Referenced by aiff_read_header(), ape_read_header(), avs_read_packet(), mov_build_index(), mov_read_stts(), and read_header().
| int64_t AVStream::pts_buffer[MAX_REORDER_DELAY+1] |
Definition at line 345 of file avformat.h.
Referenced by av_add_stream(), av_new_stream(), compute_pkt_fields(), and compute_pkt_fields2().
Definition at line 347 of file avformat.h.
Referenced by av_read_frame_flush(), and av_read_frame_internal().
Component tag given in PMT, for MythTV MHEG.
Definition at line 350 of file avformat.h.
Referenced by mpegts_add_stream(), AvFormatDecoder::ProcessDSMCCPacket(), AvFormatDecoder::SetAudioByComponentTag(), and AvFormatDecoder::SetVideoByComponentTag().
1.5.5