Definition at line 30 of file internal.h.

size of probe buffer, for guessing file type from file contents

Definition at line 33 of file internal.h.

Definition at line 34 of file internal.h.

Definition at line 39 of file internal.h.

Definition at line 85 of file internal.h.

Definition at line 339 of file internal.h.

Definition at line 448 of file internal.h.

Definition at line 496 of file internal.h.

Definition at line 497 of file internal.h.

Definition at line 564 of file internal.h.

Callback function type for ff_parse_key_value.

Parameters

key a pointer to the key

key_len the number of bytes that belong to the key, including the '=' char

dest return the destination pointer for the value in *dest, may be null to ignore the value

dest_len the length of the *dest buffer

Definition at line 576 of file internal.h.

Definition at line 188 of file internal.h.

Referenced by amv_init(), asf_build_simple_index(), asf_read_header(), asf_read_pts(), asf_read_seek(), av_format_inject_global_side_data(), av_interleaved_write_frame(), av_read_frame(), av_write_frame(), av_write_trailer(), avformat_find_stream_info(), avformat_free_context(), avformat_init_output(), avformat_new_stream(), avformat_open_input(), avformat_queue_attached_pictures(), avformat_write_header(), avi_write_header(), avpriv_new_chapter(), codec2_read_header(), compute_muxer_pkt_fields(), compute_pkt_fields(), deinit_muxer(), dsf_read_packet(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), ff_flush_packet_queue(), ff_gen_search(), ff_interleave_add_packet(), ff_interleave_packet_per_dts(), ff_interleaved_peek(), ff_pcm_read_seek(), ff_read_frame_flush(), ff_read_packet(), flac_queue_flush(), flac_read_timestamp(), get_next_pkt(), handle_new_packet(), init_muxer(), init_pts(), interleaved_write_packet(), ipmovie_read_header(), mkv_init(), mkv_write_track(), mov_init(), mp3_queue_flush(), mp3_read_header(), mp3_seek(), mpegts_init(), mpegts_read_header(), mtv_read_packet(), mxf_interleave_get_packet(), nut_read_header(), ogg_get_length(), ogg_packet(), ogg_reset(), parse_packet(), probe_codec(), r3d_read_header(), read_frame_internal(), read_header(), seek_frame_byte(), seek_frame_generic(), ser_read_packet(), smacker_read_seek(), tee_write_packet(), tta_queue_flush(), update_initial_durations(), update_initial_timestamps(), vqf_read_seek(), webm_chunk_init(), webp_init(), write_muxed_file(), write_packet(), write_uncoded_frame_internal(), yop_read_seek(), yuv4_read_header(), yuv4_read_packet(), and yuv4_read_seek().

Definition at line 417 of file internal.h.

Referenced by aa_read_header(), acm_read_header(), add_dstream(), add_index_entry(), add_keyframes_index(), adts_aac_read_header(), ape_read_seek(), asf_read_seek(), asf_read_stream_properties(), asfrtp_parse_sdp_line(), av1_read_header(), av_add_index_entry(), av_find_best_stream(), av_format_inject_global_side_data(), av_guess_frame_rate(), av_index_search_timestamp(), av_write_trailer(), avformat_find_stream_info(), avformat_index_get_entry(), avformat_index_get_entry_from_timestamp(), avformat_transfer_internal_stream_timing_info(), avi_read_header(), avi_read_idx1(), avi_read_packet(), avi_read_seek(), avi_sync(), avpriv_set_pts_info(), avpriv_stream_set_need_parsing(), avpriv_update_cur_dts(), calculate_bitrate(), can_seek_to_key_sample(), check_stream_max_drift(), cine_read_packet(), clean_index(), clear_index_entries(), compute_frame_duration(), compute_muxer_pkt_fields(), compute_pkt_fields(), concat_read_packet(), create_new_audio_stream(), dash_check_bitstream(), decode_frame(), dhav_read_seek(), dtshd_read_header(), dvdvideo_audio_stream_add(), dvdvideo_subp_stream_add(), dvdvideo_video_stream_add(), estimate_timings_from_pts(), evc_read_header(), extract_extradata(), extract_extradata_init(), ff_configure_buffers_for_index(), ff_free_stream(), ff_get_muxer_ts_offset(), ff_img_read_header(), ff_img_read_packet(), ff_interleave_add_packet(), ff_interleave_packet_per_dts(), ff_parse_mpeg2_descriptor(), ff_pcm_read_seek(), ff_raw_audio_read_header(), ff_raw_video_read_header(), ff_read_frame_flush(), ff_read_packet(), ff_reduce_index(), ff_rfps_add_frame(), ff_rfps_calculate(), ff_rm_read_mdpr_codecdata(), ff_seek_frame_binary(), ff_spdif_read_packet(), ff_stream_add_bitstream_filter(), fifo_thread_write_header(), film_read_header(), film_read_seek(), find_prev_closest_index(), fix_index_entry_timestamps(), flac_header(), flac_read_header(), flac_seek(), flv_get_extradata(), flv_set_audio_codec(), flv_set_video_codec(), get_codec_data(), get_sindex(), gif_read_header(), guess_ni_flag(), gxf_seek(), handle_avoid_negative_ts(), handle_new_packet(), has_decode_delay_been_guessed(), hds_write_packet(), ifv_read_packet(), img_read_seek(), init_muxer(), init_pts(), init_video_stream(), ipu_read_header(), ism_write_packet(), jpegxl_anim_read_header(), lmlm4_read_header(), loas_read_header(), lxf_read_header(), m4sl_cb(), mkv_write_track(), mov_build_index(), mov_estimate_video_delay(), mov_finalize_packet(), mov_finalize_stsd_codec(), mov_find_next_sample(), mov_fix_index(), mov_get_skip_samples(), mov_parse_stsd_audio(), mov_read_ares(), mov_read_chapters(), mov_read_header(), mov_read_packet(), mov_read_rtmd_track(), mov_read_seek(), mov_read_stss(), mov_read_timecode_track(), mov_read_trak(), mov_read_trun(), mov_seek_stream(), mov_update_iamf_streams(), mp3_parse_info_tag(), mp3_read_header(), mp3_seek(), mpc8_read_seek(), mpc_read_seek(), mpegps_read_packet(), mpegts_find_stream_type(), mpegts_push_data(), mpegts_set_stream_info(), msf_read_header(), mtv_read_header(), mv_read_packet(), mxf_interleave_get_packet(), mxf_parse_structural_metadata(), mxf_read_packet(), nc_read_header(), new_stream(), ni_prepare_read(), nsv_parse_NSVs_header(), nsv_read_chunk(), nsv_read_seek(), nut_write_packet(), ogm_header(), oma_read_header(), parse_chunk(), parse_packet(), pdv_read_packet(), pdv_read_seek(), prepare_input_packet(), probe_codec(), pva_read_header(), rdt_parse_sdp_line(), read_frame_internal(), read_header(), read_packet(), read_seek(), reset_index_position(), rka_read_packet(), rka_read_seek(), rl2_read_packet(), rl2_read_seek(), rm_read_audio_stream_info(), rpl_read_packet(), s337m_read_packet(), sbg_read_header(), sbg_read_packet(), sbg_read_seek2(), scan_file(), scd_read_track(), sdr2_read_header(), seek_frame_generic(), seg_check_bitstream(), select_from_pts_buffer(), set_codec_from_probe_data(), set_stream_info_from_input_stream(), smacker_read_seek(), swf_read_packet(), tak_read_header(), tb_unreliable(), tedcaptions_read_header(), theora_header(), try_decode_frame(), tta_read_packet(), tta_read_seek(), ty_read_header(), update_dts_from_pts(), update_initial_durations(), update_initial_timestamps(), update_stream_avctx(), update_timestamps(), update_wrap_reference(), voc_read_seek(), vp8_header(), vqf_read_seek(), webm_chunk_write_header(), write_packet(), write_packets_common(), write_packets_from_bsfs(), xvag_read_header(), and xwma_read_header().

Definition at line 422 of file internal.h.

Referenced by av_find_default_stream_index(), av_guess_frame_rate(), av_stream_get_codec_timebase(), av_stream_get_parser(), avformat_index_get_entries_count(), avformat_stream_group_add_stream(), avformat_transfer_internal_stream_timing_info(), dump_stream_format(), estimate_timings_from_bit_rate(), estimate_timings_from_pts(), ff_interleave_packet_per_dts(), has_codec_parameters(), mov_update_iamf_streams(), and wrap_timestamp().

Definition at line 437 of file internal.h.

Definition at line 442 of file internal.h.

Referenced by avformat_stream_group_add_stream().

Definition at line 131 of file avformat.c.

Referenced by avformat_free_context(), estimate_timings_from_pts(), and ff_read_frame_flush().

Automatically create sub-directories.

Parameters

path will create sub-directories by path

Returns

0, or < 0 on error

Definition at line 421 of file utils.c.

Referenced by format_name(), and hls_start().

Write hexadecimal string corresponding to given binary data.

The string is zero-terminated.

Parameters

buf the output string is written here; needs to be at least 2 * size + 1 bytes long.

src the input data to be transformed.

size the size (in byte) of src.

lowercase determines whether to use the range [0-9a-f] or [0-9A-F].

Returns

buf.

Definition at line 455 of file utils.c.

Referenced by aa_read_header(), do_encrypt(), do_llnw_auth(), ff_rdt_calc_response_and_checksum(), hex_log(), hls_encryption_start(), hls_read_header(), make_digest_auth(), md5_close(), mov_read_adrm(), mxf_umid_to_str(), open_input(), param_write_hex(), and tak_read_header().

Parse a string of hexadecimal strings.

Any space between the hexadecimal digits is ignored.

Parameters

data if non-null, the parsed data is written to this pointer

p the string to parse

Returns

the number of bytes written (or to be written, if data is null)

Definition at line 476 of file utils.c.

Referenced by concat_parse_script(), parse_fmtp_config(), and parse_playlist().

Get the current time since NTP epoch in microseconds.

Definition at line 259 of file utils.c.

Referenced by mov_write_prft_tag(), rtp_write_header(), rtp_write_packet(), and rtp_write_trailer().

Get the NTP time stamp formatted as per the RFC-5905.

Parameters

ntp_time NTP time in micro seconds (since NTP epoch)

Returns

the formatted NTP time stamp

Definition at line 264 of file utils.c.

Referenced by mov_write_prft_tag().

Parse the NTP time in micro seconds (since NTP epoch).

Parameters

ntp_ts NTP time stamp formatted as per the RFC-5905.

Returns

the time in micro seconds (since NTP epoch)

Definition at line 286 of file utils.c.

Referenced by rtp_set_prft().

Append the media-specific SDP fragment for the media stream c to the buffer buff.

Note, the buffer needs to be initialized, since it is appended to existing content.

Parameters

buff the buffer to append the SDP fragment to

size the size of the buff buffer

st the AVStream of the media to describe

idx the global stream index

dest_addr the destination address of the media stream, may be NULL

dest_type the destination address type, may be NULL

port the destination port of the media stream, 0 if unknown

ttl the time to live of the stream, 0 if not multicast

fmt the AVFormatContext, which might contain options modifying the generated SDP

Returns

0 on success, a negative error code on failure

Definition at line 919 of file sdp.c.

Referenced by mov_write_udta_sdp().

Read a whole line of text from AVIOContext.

Stop reading after reaching either a \n, a 0円 or EOF. The returned string is always 0円-terminated, and may be truncated if the buffer is too small.

Parameters

s the read-only AVIOContext

buf buffer to store the read line

maxlen size of the buffer

Returns

the length of the string written in the buffer, not including the final 0円

Definition at line 768 of file aviobuf.c.

Referenced by aqt_read_header(), ff_get_chomp_line(), get_line(), hls_encryption_start(), jacosub_read_header(), microdvd_read_header(), mpl2_read_header(), mpsub_read_header(), nist_read_header(), pjs_read_header(), pvf_read_header(), stl_read_header(), subviewer1_read_header(), subviewer_read_header(), and vplayer_read_header().

Same as ff_get_line but strip the white-space characters in the text tail.

Parameters

s the read-only AVIOContext

buf buffer to store the read line

maxlen size of the buffer

Returns

the length of the string written in the buffer

Definition at line 785 of file aviobuf.c.

Referenced by parse_playlist().

Parse a string with comma-separated key=value pairs.

The value strings may be quoted and may contain escaped characters within quoted strings.

Parameters

str the string to parse

callback_get_buf function that returns where to store the unescaped value string.

context the opaque context pointer to pass to callback_get_buf

Definition at line 504 of file utils.c.

Referenced by ff_http_auth_handle_header(), and parse_playlist().

Definition at line 115 of file img2.c.

Referenced by ape_tag_read_field(), av_guess_codec(), av_guess_format(), ff_img_read_header(), and img_read_probe().

Definition at line 880 of file avformat.c.

Referenced by av_find_best_stream(), and find_probe_decoder().

Set the time base and wrapping info for a given stream.

This will be used to interpret the stream's timestamps. If the new time base is invalid (numerator or denominator are non-positive), it leaves the stream unchanged.

Parameters

st stream

pts_wrap_bits number of bits effectively used by the pts (used for wrap control)

pts_num time base numerator

pts_den time base denominator

Definition at line 853 of file avformat.c.

Referenced by aa_read_header(), aax_read_header(), ace_read_header(), acm_read_header(), add_video_stream(), adp_read_header(), ads_read_header(), adts_aac_read_header(), adx_read_header(), aea_read_header(), afc_read_header(), aiff_read_header(), aiff_write_header(), aix_read_header(), apac_read_header(), ape_read_header(), apng_read_header(), aqt_read_header(), argo_brp_read_header(), asf_read_stream_properties(), asf_write_header1(), asfrtp_parse_sdp_line(), ass_read_header(), ast_read_header(), audio_read_header(), audio_write_header(), av1_read_header(), avformat_new_stream(), avi_read_header(), avi_write_header(), avisynth_create_stream_audio(), avisynth_create_stream_video(), avr_read_header(), bfi_read_header(), binka_read_header(), bmv_read_header(), bonk_read_header(), cdata_read_header(), cdxl_read_packet(), celt_header(), cin_read_header(), cine_read_header(), codec2_read_header_common(), copy_stream_props(), create_audio_stream(), create_new_audio_stream(), create_stream(), dat_read_packet(), daud_header(), dc1394_read_common(), dcstr_read_header(), decklink_setup_audio(), decklink_setup_video(), decode_stream_header(), derf_read_header(), dfa_read_header(), dfpwm_read_header(), dhav_read_packet(), dirac_header(), dsf_read_header(), dshow_add_device(), dss_read_header(), dtshd_read_header(), dvdvideo_audio_stream_add(), dvdvideo_subp_stream_add(), dvdvideo_video_stream_add(), dxa_read_header(), ea_read_header(), epaf_read_header(), evc_read_header(), fbdev_read_header(), ff_argo_asf_fill_stream(), ff_decklink_read_header(), ff_decklink_write_header(), ff_img_read_header(), ff_raw_video_read_header(), ff_rm_read_mdpr_codecdata(), ff_voc_get_packet(), film_read_header(), fits_read_header(), flac_header(), flac_read_header(), flv_init(), fsb_read_header(), fwse_read_header(), g722_read_header(), g723_1_init(), g729_read_header(), gdigrab_read_header(), gdv_read_header(), genh_read_header(), get_audio_config(), get_packet_header(), get_video_config(), gif_init(), gif_read_header(), grab_read_header(), gsm_read_header(), gxf_header(), gxf_write_header(), hca_read_header(), hcom_read_header(), hls_write_header(), hnm_read_header(), iamf_read_header(), idcin_read_header(), iff_read_header(), ifv_read_header(), ilbc_read_header(), init_audio(), init_muxer(), init_stream(), init_video_stream(), ipmovie_read_header(), ipu_read_header(), ircam_read_header(), iss_read_header(), jacosub_read_header(), jpegxl_anim_read_header(), kmsgrab_read_header(), laf_read_header(), lavfi_read_header(), lmlm4_read_header(), loas_read_header(), lrc_read_header(), lrc_write_header(), lvf_read_header(), lxf_read_header(), mcc_read_header(), microdvd_read_header(), microdvd_write_header(), mkv_init(), mlp_read_header(), mmf_read_header(), modplug_read_header(), mods_read_header(), moflex_read_sync(), mov_init(), mov_read_iacb(), mov_read_trak(), mp3_read_header(), mpc8_read_header(), mpc_read_header(), mpeg_mux_init(), mpegts_init(), mpegts_read_header(), mpegts_set_stream_info(), mpjpeg_read_header(), mpl2_read_header(), mpsub_read_header(), msf_read_header(), msnwc_tcp_read_header(), mtaf_read_header(), mtv_read_header(), musx_read_header(), mv_read_header(), mxf_init(), mxf_parse_structural_metadata(), mxg_read_header(), nc_read_header(), new_stream(), nist_read_header(), nsv_parse_NSVs_header(), nut_write_header(), nuv_header(), ogg_build_vp8_headers(), ogg_init(), ogg_new_stream(), ogm_dshow_header(), ogm_header(), old_dirac_header(), old_flac_header(), oma_read_header(), open_demux_for_component(), opus_header(), osq_read_header(), parse_audio_var(), parse_chunk(), parse_strk(), parse_video_var(), parse_vtrk(), pcm_read_header(), pdv_read_header(), pjs_read_header(), pmp_header(), pp_bnk_read_header(), pulse_read_header(), pulse_write_header(), pva_read_header(), pvf_read_header(), qoa_read_header(), qt_rtp_parse_packet(), r3d_read_red1(), r3d_read_reda(), rawvideo_read_header(), rcwt_write_header(), read_frame(), read_gab2_sub(), read_header(), read_header_gme(), read_header_openmpt(), read_header_vs(), read_sl_header(), realtext_read_header(), redspark_read_header(), rka_read_header(), rl2_read_header(), roq_read_packet(), rpl_read_header(), rsd_read_header(), rso_read_header(), rtp_write_header(), sami_read_header(), sbg_read_header(), scc_read_header(), scc_write_header(), scd_read_track(), sdns_read_header(), sdr2_read_header(), sds_read_header(), seg_init(), seq_read_header(), ser_read_header(), set_context_streams_from_tracks(), set_stream_info_from_input_stream(), sga_audio_packet(), sga_video_packet(), siff_parse_vbv1(), simbiosis_imx_read_header(), skeleton_header(), smacker_read_header(), smjpeg_read_header(), smjpeg_write_header(), smush_read_header(), sol_read_header(), sox_read_header(), speex_header(), srt_read_header(), srt_write_header(), stl_read_header(), str_read_packet(), subviewer1_read_header(), subviewer_read_header(), sup_init(), sup_read_header(), svag_read_header(), svs_read_header(), swf_read_packet(), tak_read_header(), tedcaptions_read_header(), theora_header(), thp_read_header(), threedostr_read_header(), tmv_read_header(), track_header(), tta_init(), tta_read_header(), ttml_write_header(), txd_read_header(), ty_read_header(), v4l2_read_header(), vag_read_header(), vc1t_read_header(), vc1test_write_header(), vfw_read_header(), vid_read_packet(), vivo_read_header(), vmd_read_header(), vorbis_header(), vp8_header(), vpk_read_header(), vplayer_read_header(), vqf_read_header(), wady_read_header(), wavarc_read_header(), wc3_read_header(), webm_chunk_init(), webp_init(), webvtt_read_header(), webvtt_write_header(), write_header(), write_stream_data(), wsaud_read_header(), wsvqa_read_header(), wsvqa_read_packet(), wv_read_header(), wve_read_header(), xa_read_header(), xmd_read_header(), xmv_process_packet_header(), xvag_read_header(), xwma_read_header(), yop_read_header(), and yuv4_read_header().

Set the timebase for each stream from the corresponding codec timebase and print it.

Definition at line 25 of file framehash.c.

Referenced by framecrc_write_header(), and write_header().

Frees a stream without modifying the corresponding AVFormatContext.

Must only be called if the latter doesn't matter or if the stream is not yet attached to an AVFormatContext.

Definition at line 44 of file avformat.c.

Referenced by avformat_free_context(), avformat_new_stream(), and ff_remove_stream().

Remove a stream from its AVFormatContext and free it.

The stream must be the last stream of the AVFormatContext.

Definition at line 114 of file avformat.c.

Referenced by avi_read_header(), ff_add_attached_pic(), ff_rm_read_mdpr_codecdata(), ff_stream_clone(), and mov_read_iinf().

Frees a stream group without modifying the corresponding AVFormatContext.

Must only be called if the latter doesn't matter or if the stream is not yet attached to an AVFormatContext.

Definition at line 83 of file avformat.c.

Referenced by avformat_free_context(), avformat_stream_group_create(), and ff_remove_stream_group().

Remove a stream group from its AVFormatContext and free it.

The stream group must be the last stream group of the AVFormatContext.

Definition at line 122 of file avformat.c.

Referenced by mov_parse_tiles().

Definition at line 135 of file utils.c.

Referenced by ast_write_header(), caf_write_header(), flv_init(), flv_write_packet(), gxf_write_header(), ircam_write_header(), mkv_assemble_codecprivate(), mkv_write_track(), mov_find_codec_tag(), mov_get_codec_tag(), mov_write_esds_tag(), mov_write_isml_manifest(), put_eos_tag(), smjpeg_write_header(), swf_write_header(), swf_write_video(), and write_stream_codec_info().

Definition at line 145 of file utils.c.

Referenced by aac_decoder_config(), asf_read_stream_properties(), ast_read_header(), av_codec_get_id(), avi_read_header(), create_new_audio_stream(), decode_stream_header(), ff_mp4_read_dec_config_descr(), ff_rm_read_mdpr_codecdata(), ff_voc_get_packet(), ff_wav_codec_get_id(), get_aiff_header(), get_codec_data(), ircam_read_header(), lvf_read_header(), lxf_read_header(), mkv_assemble_codecprivate(), mkv_assemble_native_codecprivate(), mov_codec_id(), mov_skip_multiple_stsd(), nsv_parse_NSVs_header(), ogm_dshow_header(), ogm_header(), oma_read_header(), parse_dsd_prop(), parse_media_type(), parse_video_info(), read_desc_chunk(), read_header(), rm_read_audio_stream_info(), rsd_read_header(), rso_read_header(), smjpeg_read_header(), and swf_read_packet().

Definition at line 926 of file avformat.c.

Referenced by compute_pkt_fields(), and init_muxer().

Select a PCM codec based on the given parameters.

Parameters

bps bits-per-sample

flt floating-point

be big-endian

sflags signed flags. each bit corresponds to one byte of bit depth. e.g. the 1st bit indicates if 8-bit should be signed or unsigned, the 2nd bit indicates if 16-bit should be signed or unsigned, etc... This is useful for formats such as WAVE where only 8-bit is unsigned and all other bit depths are signed.

Returns

a PCM codec id or AV_CODEC_ID_NONE

Definition at line 156 of file utils.c.

Referenced by avr_read_header(), ff_mov_get_lpcm_codec_id(), ff_wav_codec_get_id(), get_codec_data(), nist_read_header(), and pvf_read_header().

Copy side data from source to destination stream.

Parameters

dst pointer to destination AVStream

src pointer to source AVStream

Returns

>=0 on success, AVERROR code on error

Create a new stream and copy to it all parameters from a source stream, with the exception of the index field, which is set when the new stream is created.

Parameters

dst_ctx pointer to the context in which the new stream is created

src pointer to source AVStream

Returns

pointer to the new stream or NULL on error

Definition at line 306 of file avformat.c.

Referenced by fifo_mux_init(), open_slave(), segment_mux_init(), set_context_streams_from_tracks(), and webm_chunk_init().

Wrap ffurl_move() and log if error happens.

Parameters

url_src source path

url_dst destination path

Returns

0 or AVERROR on failure

Definition at line 860 of file avio.c.

Referenced by create_master_playlist(), dash_flush(), hds_flush(), hls_rename_temp_file(), hls_window(), ism_flush(), segment_end(), sls_flag_file_rename(), write_abst(), write_hls_media_playlist(), write_manifest(), and write_packet().

Allocate extradata with additional AV_INPUT_BUFFER_PADDING_SIZE at end which is always set to 0.

Previously allocated extradata in par will be freed.

Parameters

size size of extradata

Returns

0 if OK, AVERROR_xxx on error

Definition at line 239 of file utils.c.

Referenced by ace_read_header(), adts_write_packet(), afc_read_header(), ape_read_header(), apng_read_header(), celt_header(), codec2_read_header(), codec2raw_read_header(), concat_parse_script(), copy_stream_props(), dfa_read_header(), encode_intervals(), ff_generate_avci_extradata(), ff_get_extradata(), ff_parse_mpeg2_descriptor(), flac_header(), flv_set_video_codec(), flv_write_packet(), fsb_read_header(), genh_read_header(), hca_read_header(), hcom_read_header(), hevc_parse_sdp_line(), hnm_read_header(), iff_read_header(), latm_write_packet(), microdvd_read_header(), mkv_update_codecprivate(), mov_create_chapter_track(), mov_read_dops(), mov_rewrite_dvd_sub_extradata(), msf_read_header(), mxf_parse_structural_metadata(), nist_read_header(), nsv_parse_NSVs_header(), ogm_header(), oma_read_header(), opus_header(), opus_write_extradata(), parse_fmtp_config(), parse_packed_headers(), qdm2_parse_config(), read_header(), read_kuki_chunk(), redspark_read_header(), rsd_read_header(), sdns_read_header(), seg_write_packet(), smacker_read_header(), smush_read_header(), speex_header(), svq3_parse_packet(), track_header(), tta_read_header(), update_stream_extradata(), vmd_read_header(), vqf_read_header(), wavarc_read_header(), wsvqa_read_packet(), wv_read_header(), xmv_process_packet_header(), and xwma_read_header().

Copies the whilelists from one context to the other.

Definition at line 898 of file avformat.c.

Referenced by dvdvideo_subdemux_open(), ff_wms_parse_sdp_a_line(), hls_read_header(), ism_write_header(), open_file(), open_track_resource_context(), rdt_init(), read_gab2_sub(), reopen_demux_for_component(), and sap_read_header().

Definition at line 944 of file avformat.c.

Referenced by chunk_end(), close_file(), close_slave(), copy_moof(), dash_free(), dash_read_packet(), dash_seek(), dashenc_io_close(), dashenc_io_open(), ff_format_shift_data(), ff_img_read_packet(), fifo_thread_write_trailer(), find_index_range(), free_playlist_list(), free_representation(), hds_free(), hls_close(), hls_deinit(), hls_encryption_start(), hls_read_header(), hls_read_seek(), hls_write_packet(), hls_write_trailer(), hlsenc_io_close(), hlsenc_io_open(), mov_free_stream_context(), open_input(), open_url_keepalive(), parse_assetmap(), parse_fragment(), parse_playlist(), read_close(), read_data(), read_header(), recheck_discard_flags(), seg_free(), seg_write_header(), segment_end(), update_init_section(), webm_chunk_deinit(), webm_chunk_write_header(), write_abst(), write_and_close(), write_manifest(), and write_packet().

Utility function to check if the file uses http or https protocol.

Parameters

s AVFormatContext

filename URL or file name to open for writing

Definition at line 579 of file utils.c.

Referenced by dashenc_delete_file(), dashenc_io_close(), dashenc_io_open(), hls_init(), hlsenc_io_close(), hlsenc_io_open(), and set_http_options().

Finalize buf into extradata and set its size appropriately.

Definition at line 584 of file utils.c.

Referenced by ass_read_header(), ff_dvdclut_palette_extradata_cat(), jacosub_read_header(), sami_read_header(), and subviewer_read_header().

Definition at line 49 of file utils.c.

Referenced by avisynth_read_close(), avisynth_read_header(), deinit(), ff_gnutls_deinit(), ff_gnutls_init(), ff_openssl_deinit(), ff_openssl_init(), and init().

Definition at line 54 of file utils.c.

Referenced by avisynth_read_close(), avisynth_read_header(), deinit(), ff_gnutls_deinit(), ff_gnutls_init(), ff_openssl_deinit(), ff_openssl_init(), and init().

Set AVFormatContext url field to the provided pointer.

The pointer must point to a valid string. The existing url field is freed if necessary. Also set the legacy filename field to the same string which was provided in url.

Definition at line 937 of file avformat.c.

Referenced by hls_start(), parse_playlist(), sap_write_header(), set_segment_filename(), sls_flag_use_localtime_filename(), sls_flags_filename_process(), and webm_chunk_init().

Return a positive value if the given url has one of the given extensions, negative AVERROR on error, 0 otherwise.

Parameters

url url to check against the given extensions

extensions a comma-separated list of filename extensions

Definition at line 55 of file format.c.

Referenced by hls_probe().