AVFormatContext Struct Reference

format I/O context. More...

#include <avformat.h>


Data Fields

const AVClassav_class
 set by av_alloc_format_context
struct AVInputFormatiformat
struct AVOutputFormatoformat
void * priv_data
ByteIOContextpb
unsigned int nb_streams
AVStreamstreams [MAX_STREAMS]
char filename [1024]
 input or output filename
int64_t timestamp
char title [512]
char author [512]
char copyright [512]
char comment [512]
char album [512]
int year
 ID3 year, 0 if none.
int track
 track number, 0 if none
char genre [32]
 ID3 genre.
int ctx_flags
 format specific flags, see AVFMTCTX_xx
struct AVPacketListpacket_buffer
 This buffer is only needed when packets were already buffered but not decoded, for example to get the codec parameters in mpeg streams.
int64_t start_time
 decoding: position of the first frame of the component, in AV_TIME_BASE fractional seconds.
int64_t duration
 decoding: duration of the stream, in AV_TIME_BASE fractional seconds.
int64_t file_size
 decoding: total file size.
int bit_rate
 decoding: total stream bitrate in bit/s, 0 if not available.
AVStreamcur_st
const uint8_tcur_ptr
int cur_len
AVPacket cur_pkt
int64_t data_offset
int index_built
 offset of the first packet
int mux_rate
int packet_size
int preload
int max_delay
int loop_output
 number of times to loop output in formats that support it
int flags
int loop_input
unsigned int probesize
 decoding: size of data to probe; encoding unused
int max_analyze_duration
 maximum duration in AV_TIME_BASE units over which the input should be analyzed in av_find_stream_info()
const uint8_tkey
int keylen
unsigned int nb_programs
AVProgram ** programs
enum CodecID video_codec_id
 Forced video codec_id.
enum CodecID audio_codec_id
 Forced audio codec_id.
enum CodecID subtitle_codec_id
 Forced subtitle codec_id.
unsigned int max_index_size
 Maximum amount of memory in bytes to use per stream for the index.


Detailed Description

format I/O context.

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(AVFormatContext) must not be used outside libav*.

Definition at line 384 of file avformat.h.


Field Documentation

set by av_alloc_format_context

Definition at line 385 of file avformat.h.

Referenced by av_alloc_format_context(), and avformat_get_context_defaults().

Definition at line 389 of file avformat.h.

Referenced by adjust_write_index(), adts_write_frame_header(), adts_write_header(), adts_write_packet(), ape_read_close(), ape_read_header(), ape_read_packet(), ape_read_seek(), asf_build_simple_index(), asf_get_packet(), asf_read_frame_header(), asf_read_header(), asf_read_packet(), asf_read_pts(), asf_read_seek(), asf_reset_header(), asf_write_header(), asf_write_header1(), asf_write_packet(), asf_write_stream_header(), asf_write_trailer(), audio_read_close(), audio_read_header(), audio_read_packet(), audio_write_header(), audio_write_packet(), audio_write_trailer(), av_close_input_stream(), av_open_input_stream(), av_set_parameters(), av_write_header(), av_write_trailer(), avi_load_index(), avi_read_close(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avisynth_read_close(), avisynth_read_header(), avisynth_read_packet(), avisynth_read_seek(), avs_read_audio_packet(), avs_read_header(), avs_read_packet(), avs_read_video_packet(), build_feed_streams(), build_frame_code(), cdata_read_header(), cdata_read_packet(), cin_read_header(), cin_read_packet(), crc_write_header(), crc_write_packet(), crc_write_trailer(), dc1394_read_common(), device_init(), dv1394_close(), dv1394_read_header(), dv1394_read_packet(), dv_init_mux(), dv_read_close(), dv_read_header(), dv_read_packet(), dv_read_seek(), dxa_read_header(), dxa_read_packet(), ea_read_header(), ea_read_packet(), ff_rm_parse_packet(), ff_rm_retrieve_cache(), ff_rtp_send_aac(), ff_rtp_send_data(), ff_rtp_send_h264(), ff_rtp_send_mpegvideo(), ffm_is_avail_data(), ffm_read_data(), ffm_read_header(), ffm_read_packet(), ffm_seek(), ffm_seek1(), film_read_close(), film_read_header(), film_read_packet(), flac_header(), flic_read_header(), flic_read_packet(), flush_packet(), flv_write_header(), flv_write_packet(), flv_write_trailer(), fourxm_read_close(), fourxm_read_header(), fourxm_read_packet(), get_pointer_coordinates(), get_system_header_size(), get_vcd_padding_size(), gif_read_close(), gif_read_header(), gif_read_packet(), gif_write_header(), gif_write_video(), grab_read_close(), grab_read_header(), grab_read_packet(), gxf_interleave_packet(), gxf_write_header(), gxf_write_packet(), gxf_write_trailer(), http_receive_data(), idcin_read_header(), idcin_read_packet(), img_read_header(), img_read_packet(), ipmovie_read_header(), ipmovie_read_packet(), matroska_parse_attachments(), matroska_read_close(), matroska_read_header(), matroska_read_packet(), matroska_read_seek(), mkv_write_block(), mkv_write_header(), mkv_write_packet(), mkv_write_tracks(), mkv_write_trailer(), mm_read_header(), mm_read_packet(), mmap_init(), mmap_read_frame(), mmap_start(), mmf_read_header(), mmf_read_packet(), mov_read_close(), mov_read_header(), mov_read_packet(), mov_write_ftyp_tag(), mov_write_header(), mov_write_packet(), mov_write_trailer(), mpc8_parse_seektable(), mpc8_read_header(), mpc8_read_packet(), mpc8_read_seek(), mpc_read_close(), mpc_read_header(), mpc_read_packet(), mpc_read_seek(), mpeg_mux_init(), mpeg_mux_write_packet(), mpegps_read_header(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_raw_read_packet(), mpegts_read_close(), mpegts_read_header(), mpegts_read_packet(), mpegts_write_end(), mpegts_write_header(), mpegts_write_pat(), mpegts_write_sdt(), mtv_read_header(), mtv_read_packet(), mxf_decrypt_triplet(), mxf_read_close(), mxf_read_header(), nal_send(), nsv_parse_NSVf_header(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_read_close(), nsv_read_header(), nsv_read_packet(), nsv_read_seek(), nsv_resync(), nut_read_close(), nut_read_header(), nut_read_packet(), nut_read_seek(), nut_read_timestamp(), nuv_header(), nuv_packet(), ogg_get_headers(), ogg_get_length(), ogg_gptopts(), ogg_new_stream(), ogg_packet(), ogg_read_close(), ogg_read_header(), ogg_read_packet(), ogg_read_page(), ogg_read_timestamp(), ogg_restore(), ogg_save(), ogm_dshow_header(), ogm_header(), ogm_packet(), output_packet(), process_audio_header_eacs(), process_audio_header_elements(), process_audio_header_sead(), process_ea_header(), process_video_header_vp6(), put_chunk(), put_frame(), put_pack_header(), put_padding_packet(), put_payload_header(), put_payload_parsing_info(), put_system_header(), put_vcd_padding_sector(), pva_read_timestamp(), read_braindead_odml_indx(), read_header(), read_packet(), read_part_of_packet(), read_seek(), retransmit_si_info(), rm_read_audio_stream_info(), rm_read_close(), rm_read_dts(), rm_read_header(), rm_read_header_old(), rm_read_packet(), rm_write_audio(), rm_write_header(), rm_write_trailer(), rm_write_video(), roq_read_header(), roq_read_packet(), rtcp_send_sr(), rtp_send_mpegaudio(), rtp_send_mpegts_raw(), rtp_send_raw(), rtp_send_samples(), rtp_write_header(), rtp_write_packet(), rtsp_read_close(), rtsp_read_header(), rtsp_read_packet(), rtsp_read_pause(), rtsp_read_play(), rtsp_read_seek(), rtsp_send_cmd(), rtsp_skip_packet(), rv10_write_header(), sdp_parse_line(), sdp_read_close(), sdp_read_header(), seq_read_close(), seq_read_header(), seq_read_packet(), siff_read_header(), siff_read_packet(), smacker_read_close(), smacker_read_header(), smacker_read_packet(), str_read_close(), str_read_header(), str_read_packet(), swf_read_header(), swf_read_packet(), sync(), tcp_read_packet(), theora_gptopts(), theora_header(), thp_read_header(), thp_read_packet(), tta_read_header(), tta_read_packet(), tta_read_seek(), udp_read_packet(), v4l2_read_close(), v4l2_read_header(), v4l2_read_packet(), v4l2_set_parameters(), vid_read_header(), vid_read_packet(), vmd_read_close(), vmd_read_header(), vmd_read_packet(), voc_get_packet(), voc_read_header(), voc_write_packet(), vorbis_header(), wav_read_header(), wav_read_packet(), wc3_read_close(), wc3_read_header(), wc3_read_packet(), write_header(), write_packet(), write_trailer(), wsaud_read_header(), wsaud_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_block_header(), wv_read_header(), wv_read_packet(), wv_read_seek(), x11grab_read_close(), x11grab_read_header(), x11grab_read_packet(), yuv4_read_header(), yuv4_read_packet(), yuv4_write_header(), and yuv4_write_packet().

Definition at line 390 of file avformat.h.

Referenced by adjust_write_index(), adts_write_frame_header(), adts_write_packet(), aiff_read_header(), aiff_read_packet(), amf_parse_object(), amr_read_header(), amr_read_packet(), apc_read_header(), apc_read_packet(), ape_parse_tag(), ape_read_header(), ape_read_packet(), ape_tag_read_field(), asf_build_simple_index(), asf_get_packet(), asf_read_frame_header(), asf_read_header(), asf_read_packet(), asf_read_pts(), asf_read_seek(), asf_write_header(), asf_write_header1(), asf_write_index(), asf_write_trailer(), au_read_header(), au_read_packet(), av_close_input_file(), av_estimate_timings(), av_estimate_timings_from_pts(), av_exit(), av_find_stream_info(), av_gen_search(), av_interleaved_write_frame(), av_open_input_stream(), av_read_pause(), av_read_play(), av_seek_frame_binary(), av_seek_frame_byte(), av_seek_frame_generic(), av_write_frame(), av_write_trailer(), avi_load_index(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avs_read_audio_packet(), avs_read_header(), avs_read_packet(), avs_read_video_packet(), build_feed_streams(), cdata_read_header(), cdata_read_packet(), cin_read_header(), cin_read_packet(), close_connection(), crc_write_trailer(), daud_packet(), decode_frame(), decode_frame_header(), decode_info_header(), decode_main_header(), decode_stream_header(), decode_syncpoint(), decode_thread(), dv_frame_offset(), dv_read_header(), dv_read_packet(), dv_read_seek(), dxa_read_header(), dxa_read_packet(), ea_read_packet(), ebml_read_ascii(), ebml_read_binary(), ebml_read_element_level_up(), ebml_read_float(), ebml_read_master(), ebml_read_num(), ebml_read_seek(), ebml_read_sint(), ebml_read_skip(), ebml_read_uint(), event_loop(), ff_rm_parse_packet(), ff_rm_read_mdpr_codecdata(), ff_rm_retrieve_cache(), ff_rtp_send_data(), ffm_is_avail_data(), ffm_read_data(), ffm_read_header(), ffm_read_packet(), ffm_seek1(), film_read_header(), film_read_packet(), find_and_decode_index(), flic_read_header(), flic_read_packet(), flush_packet(), flv_read_header(), flv_read_metabody(), flv_read_packet(), flv_read_seek(), flv_set_video_codec(), flv_write_header(), flv_write_packet(), flv_write_trailer(), fourxm_read_header(), fourxm_read_packet(), framecrc_write_packet(), get_pts(), gif_read_header(), gif_write_header(), gif_write_trailer(), gif_write_video(), gxf_header(), gxf_packet(), gxf_read_index(), gxf_read_timestamp(), gxf_resync_media(), gxf_seek(), gxf_write_header(), gxf_write_packet(), gxf_write_trailer(), handle_packets(), http_prepare_data(), http_receive_data(), id3v2_parse(), id3v2_read_ttag(), idcin_read_header(), idcin_read_packet(), img_read_packet(), ingenient_read_packet(), ipmovie_read_header(), ipmovie_read_packet(), lmlm4_read_packet(), main(), matroska_parse_blockgroup(), matroska_parse_cluster(), matroska_parse_seekhead(), matroska_read_header(), matroska_read_seek(), mkv_write_block(), mkv_write_header(), mkv_write_packet(), mkv_write_tracks(), mkv_write_trailer(), mm_read_header(), mm_read_packet(), mmf_read_header(), mmf_read_packet(), mov_read_header(), mov_read_packet(), mov_write_header(), mov_write_packet(), mov_write_trailer(), mp3_parse_vbr_tags(), mp3_read_header(), mp3_read_packet(), mpc8_handle_chunk(), mpc8_parse_seektable(), mpc8_read_header(), mpc8_read_packet(), mpc8_read_seek(), mpc_read_header(), mpc_read_packet(), mpegps_read_dts(), mpegps_read_header(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_raw_read_packet(), mpegts_read_header(), mpegts_write_end(), mpegts_write_header(), mpegts_write_pes(), mpjpeg_write_header(), mpjpeg_write_packet(), mtv_read_header(), mtv_read_packet(), mxf_decrypt_triplet(), mxf_read_header(), mxf_read_local_tags(), mxf_read_packet(), mxf_read_primer_pack(), mxf_read_seek(), nsv_parse_NSVf_header(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_resync(), nut_read_header(), nut_read_packet(), nut_read_timestamp(), nuv_header(), nuv_packet(), ogg_get_length(), ogg_read_page(), ogg_read_timestamp(), ogg_restore(), ogg_save(), ogg_update_checksum(), ogg_write_page(), opt_output_file(), pcm_read_seek(), print_report(), process_audio_header_eacs(), process_audio_header_elements(), process_audio_header_sead(), process_ea_header(), process_video_header_vp6(), put_chunk(), put_payload_parsing_info(), put_vcd_padding_sector(), pva_read_packet(), pva_read_timestamp(), raw_read_packet(), raw_read_partial_packet(), read_braindead_odml_indx(), read_header(), read_packet(), read_part_of_packet(), read_seek(), rm_assemble_video_frame(), rm_read_audio_stream_info(), rm_read_dts(), rm_read_header(), rm_read_packet(), rm_write_audio(), rm_write_header(), rm_write_trailer(), rm_write_video(), roq_read_header(), roq_read_packet(), rtcp_send_sr(), rtp_new_av_stream(), rtp_write_header(), rv10_write_header(), sdp_read_header(), section_write_packet(), seq_read_header(), seq_read_packet(), siff_read_header(), siff_read_packet(), smacker_read_header(), smacker_read_packet(), sol_read_header(), sol_read_packet(), str_read_header(), str_read_packet(), swf_read_header(), swf_read_packet(), sync(), thp_read_header(), thp_read_packet(), tta_read_header(), tta_read_packet(), tta_read_seek(), txd_read_packet(), vc1t_read_header(), vc1t_read_packet(), vid_read_header(), vid_read_packet(), vmd_read_header(), vmd_read_packet(), voc_get_packet(), voc_read_header(), voc_write_header(), voc_write_packet(), voc_write_trailer(), wav_read_header(), wav_read_packet(), wc3_read_header(), wc3_read_packet(), write_header(), write_packet(), write_packet_header(), write_trailer(), wsaud_read_header(), wsaud_read_packet(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_header(), wv_read_packet(), wv_read_seek(), yuv4_read_header(), yuv4_read_packet(), and yuv4_write_packet().

Definition at line 391 of file avformat.h.

Referenced by asf_read_close(), asf_read_header(), asf_read_pts(), asf_reset_header(), asf_write_header1(), av_close_input_stream(), av_encode(), av_estimate_timings(), av_estimate_timings_from_bit_rate(), av_estimate_timings_from_pts(), av_exit(), av_find_default_stream_index(), av_find_stream_info(), av_has_duration(), av_interleave_packet_per_dts(), av_new_stream(), av_read_frame_flush(), av_read_frame_internal(), av_update_cur_dts(), av_update_stream_timings(), av_write_header(), av_write_trailer(), avi_read_close(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), build_feed_streams(), build_file_streams(), build_frame_code(), check_audio_video_sub_inputs(), clean_index(), close_connection(), decode_syncpoint(), decode_thread(), dump_format(), dv_init_mux(), extract_mpeg4_header(), ff_nut_reset_ts(), ffm_read_close(), ffm_read_header(), fill_all_stream_timings(), film_read_header(), find_and_decode_index(), flv_read_metabody(), flv_read_packet(), flv_write_header(), get_sindex(), get_system_header_size(), get_watermark_picture(), gif_write_header(), guess_ni_flag(), gxf_header(), gxf_interleave_packet(), gxf_write_header(), gxf_write_track_description_section(), gxf_write_trailer(), gxf_write_umf_media_description(), gxf_write_umf_payload(), gxf_write_umf_track_description(), http_prepare_data(), http_receive_data(), main(), mkv_write_tracks(), mkv_write_trailer(), mov_build_index(), mov_read_close(), mov_read_ctts(), mov_read_elst(), mov_read_enda(), mov_read_esds(), mov_read_extradata(), mov_read_glbl(), mov_read_hdlr(), mov_read_header(), mov_read_mdhd(), mov_read_packet(), mov_read_seek(), mov_read_smi(), mov_read_stco(), mov_read_stsc(), mov_read_stsd(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_tkhd(), mov_read_trak(), mov_read_wave(), mov_write_header(), mpeg_mux_end(), mpeg_mux_init(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_write_end(), mpegts_write_header(), mpegts_write_pmt(), mxf_get_stream_index(), new_audio_stream(), new_subtitle_stream(), new_video_stream(), nsv_parse_NSVs_header(), nsv_read_close(), nsv_read_header(), nut_read_header(), ogg_interleave_per_granule(), ogg_write_header(), ogg_write_trailer(), open_input_stream(), opt_input_file(), opt_target(), output_packet(), prepare_sdp_description(), put_system_header(), read_braindead_odml_indx(), read_ffserver_streams(), read_seek(), remove_decoded_packets(), rm_read_header(), rm_write_header(), rm_write_trailer(), rtp_new_av_stream(), rtp_write_header(), rv10_write_header(), sdp_parse_line(), stream_component_close(), stream_component_open(), stream_cycle_channel(), swf_read_packet(), sync(), voc_write_header(), write_header(), write_headers(), write_mainheader(), write_packet(), and yuv4_write_header().

Definition at line 392 of file avformat.h.

Referenced by adts_write_header(), aiff_read_header(), aiff_read_packet(), amr_read_packet(), ape_read_seek(), asf_build_simple_index(), asf_read_close(), asf_read_header(), asf_read_packet(), asf_read_pts(), asf_read_seek(), asf_reset_header(), asf_write_header1(), asf_write_packet(), audio_write_header(), av_close_input_stream(), av_encode(), av_estimate_timings(), av_estimate_timings_from_bit_rate(), av_estimate_timings_from_pts(), av_exit(), av_find_default_stream_index(), av_find_stream_info(), av_has_duration(), av_interleave_packet_per_dts(), av_interleaved_write_frame(), av_new_stream(), av_read_frame_flush(), av_read_frame_internal(), av_read_packet(), av_seek_frame(), av_seek_frame_binary(), av_seek_frame_byte(), av_seek_frame_generic(), av_update_cur_dts(), av_update_stream_timings(), av_write_frame(), av_write_header(), av_write_trailer(), avi_read_close(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avisynth_read_packet(), build_feed_streams(), build_file_streams(), build_frame_code(), check_audio_video_sub_inputs(), clean_index(), close_connection(), decode_frame(), decode_stream_header(), decode_thread(), dump_stream_format(), dv_init_mux(), extract_mpeg4_header(), ff_reduce_index(), ff_rtp_send_aac(), ffm_read_close(), ffm_read_header(), fill_all_stream_timings(), film_read_header(), find_and_decode_index(), flac_header(), flush_packet(), flv_read_metabody(), flv_read_packet(), flv_read_seek(), flv_write_header(), flv_write_packet(), get_sindex(), get_system_header_size(), get_watermark_picture(), gif_write_header(), gif_write_packet(), guess_ni_flag(), gxf_header(), gxf_interleave_packet(), gxf_read_index(), gxf_seek(), gxf_write_header(), gxf_write_trailer(), gxf_write_umf_track_description(), http_prepare_data(), http_receive_data(), img_read_packet(), main(), matroska_parse_block(), matroska_read_header(), matroska_read_seek(), mkv_write_header(), mkv_write_packet(), mkv_write_tracks(), mkv_write_trailer(), mmf_read_packet(), mov_build_index(), mov_read_close(), mov_read_ctts(), mov_read_elst(), mov_read_enda(), mov_read_esds(), mov_read_extradata(), mov_read_glbl(), mov_read_hdlr(), mov_read_header(), mov_read_mdhd(), mov_read_packet(), mov_read_seek(), mov_read_smi(), mov_read_stco(), mov_read_stsc(), mov_read_stsd(), mov_read_stss(), mov_read_stsz(), mov_read_stts(), mov_read_tkhd(), mov_read_wave(), mov_write_header(), mov_write_uuidprof_tag(), mpc8_parse_seektable(), mpc8_read_seek(), mpc_read_packet(), mpc_read_seek(), mpeg_mux_end(), mpeg_mux_init(), mpeg_mux_write_packet(), mpegps_read_dts(), mpegps_read_packet(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_write_end(), mpegts_write_header(), mpegts_write_packet(), mpegts_write_pmt(), mxf_get_stream_index(), mxf_read_packet(), mxf_read_seek(), nsv_read_chunk(), nsv_read_close(), nut_read_header(), ogg_get_length(), ogg_interleave_per_granule(), ogg_write_header(), ogg_write_packet(), ogg_write_page(), ogg_write_trailer(), ogm_dshow_header(), ogm_header(), old_flac_header(), open_parser(), opt_input_file(), opt_target(), output_packet(), pcm_read_seek(), prepare_sdp_description(), put_system_header(), raw_read_packet(), read_braindead_odml_indx(), read_ffserver_streams(), read_part_of_packet(), read_seek(), remove_decoded_packets(), rm_read_dts(), rm_read_header(), rm_read_packet(), rm_write_header(), rm_write_packet(), rtcp_send_sr(), rtp_new_av_stream(), rtp_write_header(), rtp_write_packet(), rtsp_read_header(), rtsp_read_seek(), sdp_parse_line(), sdp_read_header(), stream_component_close(), stream_component_open(), stream_cycle_channel(), stream_index_from_inputs(), swf_read_packet(), sync(), theora_header(), tta_read_packet(), tta_read_seek(), update_initial_timestamps(), v4l2_read_packet(), vc1t_read_packet(), vid_read_packet(), voc_read_packet(), voc_write_header(), voc_write_packet(), vorbis_header(), wav_read_packet(), wav_read_seek(), write_globalinfo(), write_header(), write_headers(), write_packet(), wv_read_packet(), wv_read_seek(), yuv4_generate_header(), yuv4_read_header(), yuv4_read_packet(), yuv4_write_header(), and yuv4_write_packet().

This buffer is only needed when packets were already buffered but not decoded, for example to get the codec parameters in mpeg streams.

Definition at line 410 of file avformat.h.

Referenced by add_to_pktbuf(), av_find_stream_info(), av_interleave_packet_per_dts(), av_read_frame(), flush_packet_queue(), ogg_interleave_per_granule(), and update_initial_timestamps().

decoding: position of the first frame of the component, in AV_TIME_BASE fractional seconds.

NEVER set this value directly: it is deduced from the AVStream values.

Definition at line 415 of file avformat.h.

Referenced by ape_read_header(), av_encode(), av_estimate_timings(), av_open_input_stream(), av_update_stream_timings(), decode_thread(), dump_format(), dxa_read_header(), event_loop(), fill_all_stream_timings(), flv_read_header(), mpc_read_header(), opt_input_file(), sdp_parse_line(), and wv_read_header().

decoding: total file size.

0 if unknown

Definition at line 421 of file avformat.h.

Referenced by aiff_read_header(), av_estimate_timings(), av_estimate_timings_from_bit_rate(), av_estimate_timings_from_pts(), and av_update_stream_timings().

decoding: total stream bitrate in bit/s, 0 if not available.

Never set it directly if the file_size and the duration are known as ffmpeg can compute it automatically.

Definition at line 425 of file avformat.h.

Referenced by av_estimate_timings(), av_estimate_timings_from_bit_rate(), av_update_stream_timings(), dump_format(), dv_read_header(), event_loop(), flv_write_header(), mpegts_read_header(), and mxf_read_seek().

Definition at line 429 of file avformat.h.

Referenced by av_read_frame_flush(), and av_read_frame_internal().

Definition at line 430 of file avformat.h.

Referenced by av_read_frame_flush(), and av_read_frame_internal().

offset of the first packet

Definition at line 435 of file avformat.h.

Definition at line 437 of file avformat.h.

Referenced by mpeg_mux_init().

Definition at line 438 of file avformat.h.

Referenced by mpeg_mux_init().

Definition at line 439 of file avformat.h.

Referenced by mpeg_mux_write_packet(), and opt_output_file().

Definition at line 440 of file avformat.h.

Referenced by opt_output_file(), output_packet(), and rtp_write_header().

number of times to loop output in formats that support it

Definition at line 445 of file avformat.h.

Referenced by gif_write_header(), and opt_output_file().

Definition at line 452 of file avformat.h.

Referenced by img_read_packet(), and opt_input_file().

decoding: size of data to probe; encoding unused

Definition at line 454 of file avformat.h.

Referenced by mpegts_read_header().

maximum duration in AV_TIME_BASE units over which the input should be analyzed in av_find_stream_info()

Definition at line 459 of file avformat.h.

Referenced by av_find_stream_info().

Definition at line 461 of file avformat.h.

Referenced by asf_read_packet(), and mxf_decrypt_triplet().

Definition at line 462 of file avformat.h.

Referenced by asf_read_packet(), and mxf_decrypt_triplet().

Forced video codec_id.

demuxing: set by user

Definition at line 471 of file avformat.h.

Referenced by av_read_packet(), and opt_input_file().

Forced audio codec_id.

demuxing: set by user

Definition at line 476 of file avformat.h.

Referenced by av_read_packet(), and opt_input_file().

Forced subtitle codec_id.

demuxing: set by user

Definition at line 481 of file avformat.h.

Referenced by av_read_packet(), and opt_input_file().

Maximum amount of memory in bytes to use per stream for the index.

If the needed index exceeds this size entries will be discarded as needed to maintain a smaller size. This can lead to slower or less accurate seeking (depends on demuxer). Demuxers for which a full in memory index is mandatory will ignore this. muxing : unused demuxing: set by user

Definition at line 493 of file avformat.h.

Referenced by ff_reduce_index().


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

Generated on Fri Oct 3 22:47:03 2008 for ffmpeg by  doxygen 1.5.6