Timestamp specific
[Constants]

FFmpeg internal timebase and timestamp definitions. More...

Defines

#define AV_NOPTS_VALUE   INT64_C(0x8000000000000000)
 Undefined timestamp value.
#define AV_TIME_BASE   1000000
 Internal time base represented as integer.
#define AV_TIME_BASE_Q   (AVRational){1, AV_TIME_BASE}
 Internal time base represented as fractional value.
#define AV_NOPTS_VALUE   INT64_C(0x8000000000000000)
 Undefined timestamp value.
#define AV_TIME_BASE   1000000
 Internal time base represented as integer.
#define AV_TIME_BASE_Q   (AVRational){1, AV_TIME_BASE}
 Internal time base represented as fractional value.

Detailed Description

FFmpeg internal timebase and timestamp definitions.


Define Documentation

#define AV_NOPTS_VALUE   INT64_C(0x8000000000000000)

Undefined timestamp value.

Usually reported by demuxer that work on containers that do not provide either pts or dts.

Definition at line 280 of file avutil.h.

Referenced by applehttp_read_packet(), applehttp_read_seek(), asf_read_pts(), asf_write_packet(), audio_decode_frame(), av_dump_format(), av_interleaved_write_frame(), av_read_frame(), avformat_find_stream_info(), avformat_new_stream(), avformat_write_header(), avi_write_packet(), compute_chapters_end(), compute_pkt_fields(), compute_pkt_fields2(), decode_frame(), decode_vop_header(), dirac_combine_frame(), display_picref(), do_streamcopy(), do_subtitle_out(), do_video_out(), draw_text(), dvbsub_parse(), encode_audio_frame(), end_frame(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), event_loop(), expand_timestamps(), fbdev_read_packet(), ff_gen_search(), ff_gen_syncpoint_search(), ff_rate_estimate_qscale(), ff_read_frame_flush(), ff_rm_retrieve_cache(), ff_rtp_check_and_send_back_rr(), ff_rtsp_fetch_packet(), ff_write_chained(), fill_all_stream_timings(), finalize_packet(), flac_read_header(), flush_encoders(), flush_packet(), flv_read_packet(), flv_write_packet(), get_vcd_padding_size(), get_video_frame(), guess_correct_pts(), gxf_header(), has_duration(), http_prepare_data(), load_input_picture(), main(), matroska_parse_block(), matroska_read_header(), mkv_write_packet_internal(), mov_write_packet_internal(), movie_common_init(), movie_get_frame(), mpeg_mux_write_packet(), mpegps_read_dts(), mpegps_read_pes_header(), mpegts_get_dts(), mpegts_get_pcr(), mpegts_write_packet(), mpegts_write_pes(), mxf_compute_ptses_fake_index(), nut_write_packet(), ogg_calc_pts(), ogg_get_length(), ogg_read_timestamp(), opt_input_file(), output_packet(), parse_chunks(), pkt_dump_internal(), pulse_read_packet(), pva_read_timestamp(), read_frame_internal(), read_header(), read_part_of_packet(), read_seek(), read_sl_header(), read_thread(), return_frame(), rtcp_parse_packet(), rtsp_read_play(), rv34_parse(), sbg_read_header(), sbg_read_packet(), sdp_parse_line(), search_hi_lo_keyframes(), send_out(), set_frame_distances(), speex_packet(), start_frame(), subtitle_thread(), transcode(), transcode_audio(), transcode_video(), ts_str(), update_initial_durations(), update_initial_timestamps(), update_stream_timings(), video_refresh(), wav_read_packet(), wav_write_packet(), write_audio_frame(), write_hint_packets(), write_timestamp(), write_video_frame(), writer_print_time(), and writer_print_ts().

#define AV_NOPTS_VALUE   INT64_C(0x8000000000000000)

Undefined timestamp value.

Usually reported by demuxer that work on containers that do not provide either pts or dts.

Definition at line 280 of file avutil.h.

#define AV_TIME_BASE   1000000

Internal time base represented as integer.

Definition at line 286 of file avutil.h.

#define AV_TIME_BASE_Q   (AVRational){1, AV_TIME_BASE}

Internal time base represented as fractional value.

Definition at line 292 of file avutil.h.