Libav
Macros
Timestamp specific

Libav internal timebase and timestamp definitions. More...

Macros

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

Detailed Description

Libav internal timebase and timestamp definitions.

Macro Definition Documentation

◆ AV_NOPTS_VALUE

#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 235 of file avutil.h.

Referenced by a64multi_encode_frame(), a64multi_encode_init(), add_pes_stream(), amr_wb_encode_frame(), asf_read_marker(), asf_read_timestamp(), asf_write_packet(), audio_decode_frame(), av_buffersink_get_samples(), av_dump_format(), av_init_packet(), av_interleaved_write_frame(), av_packet_rescale_ts(), av_read_frame(), av_write_trailer(), avcodec_encode_audio2(), avformat_alloc_context(), avformat_find_stream_info(), avformat_new_stream(), avformat_open_input(), avformat_write_header(), avi_write_packet(), buffer_offset(), check_output_constraints(), compand_delay(), compute_chapters_end(), compute_pkt_fields(), config_input(), config_output(), configure_input_audio_filter(), configure_input_video_filter(), copy_chapters(), dash_write_header(), dash_write_packet(), decode_audio(), decode_frame(), decode_thread(), dirac_combine_frame(), do_audio_out(), do_decode(), do_streamcopy(), do_subtitle_out(), do_video_out(), dvbsub_parse(), encode_frame(), encode_superframe(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), event_loop(), fbdev_read_header(), fbdev_read_packet(), ff_af_queue_add(), ff_af_queue_init(), ff_af_queue_remove(), ff_decode_frame_props(), ff_fetch_timestamp(), ff_gen_search(), ff_interleaved_peek(), ff_mov_write_packet(), ff_mpv_encode_init(), ff_nvenc_encode_frame(), ff_rate_estimate_qscale(), ff_read_frame_flush(), ff_rm_retrieve_cache(), ff_rtp_check_and_send_back_rr(), ff_rtp_parse_open(), ff_rtsp_open_transport_ctx(), ff_seek_frame_binary(), ff_write_chained(), ffio_init_context(), ffmal_copy_frame(), ffmmal_add_packet(), fill_all_stream_timings(), filter_frame(), finalize_packet(), flac_read_header(), flush_buffer(), flush_packet(), flv_read_packet(), flv_write_header(), flv_write_packet(), frame_list_next_pts(), g722_encode_frame(), get_frame_defaults(), get_pts(), get_sockaddr(), get_vcd_padding_size(), get_video_frame(), guess_correct_pts(), gxf_header(), gxf_material_tags(), gxf_read_timestamp(), gxf_resync_media(), has_duration(), hds_write_packet(), hls_read_header(), hls_read_packet(), hls_read_seek(), hls_write_header(), hls_write_packet(), init(), init_context_defaults(), init_input_stream(), init_options(), insert_trim(), io_write_data_type(), ism_write_packet(), load_input_picture(), matroska_parse_block(), matroska_parse_cluster(), matroska_parse_cluster_incremental(), matroska_parse_frame(), matroska_parse_rm_audio(), matroska_read_header(), matroska_read_seek(), mkv_write_packet_internal(), mov_flush_fragment(), mov_read_chpl(), mov_write_dvc1_structs(), mov_write_header(), mov_write_packet(), mov_write_trailer(), mov_write_trak_tag(), movie_init(), MPA_encode_frame(), mpeg_mux_write_packet(), mpegps_read_dts(), mpegps_read_pes_header(), mpegts_get_pcr(), mpegts_push_data(), mpegts_write_header(), mpegts_write_packet_internal(), mpegts_write_pes(), mxf_compute_ptses_fake_index(), mxf_parse_structural_metadata(), mxg_read_header(), new_output_stream(), new_pes_packet(), nut_read_timestamp(), nut_write_packet(), nvenc_set_timestamp(), nvenc_setup_encoder(), ogg_calc_pts(), ogg_get_length(), ogg_gptopts(), ogg_read_timestamp(), ogg_reset(), ogg_write_header(), ogg_write_packet_internal(), ogm_chapter(), open_input_file(), opus_packet(), output_frame(), output_packet(), output_ready(), parse_chunks(), parse_packet(), parse_timecode(), pkt_dump_internal(), poll_filter(), prepare_input_packet(), process_input(), process_input_packet(), pulse_read_header(), pulse_read_packet(), pva_read_timestamp(), qsvdeint_config_props(), read_chapter(), read_frame_internal(), read_header(), read_part_of_packet(), read_seek(), read_sl_header(), request_frame(), return_frame(), rm_assemble_video_frame(), rm_read_dts(), rm_read_packet(), rtcp_parse_packet(), rtp_mpegts_write_packet(), rtsp_parse_range_npt(), rtsp_read_play(), rv34_parse(), set_frame_distances(), speex_packet(), stream_setup(), subtitle_thread(), sync(), theora_gptopts(), time_value_string(), ts_str(), ts_value_string(), twolame_encode_frame(), update_initial_durations(), update_initial_timestamps(), update_stream_timings(), vorbis_encode_frame(), vorbis_packet(), vp8_packet(), wav_write_packet(), write_hint_packets(), write_packet(), xmv_fetch_audio_packet(), and xmv_fetch_video_packet().

◆ AV_TIME_BASE

#define AV_TIME_BASE   1000000

◆ AV_TIME_BASE_Q

#define AV_TIME_BASE_Q   (AVRational){1, AV_TIME_BASE}