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{ "c", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
{ "codec", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
{ "pre", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(presets) },
{ "map", HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_map },
"set input stream mapping",
"[-]input_file_id[:stream_specifier][,sync_file_id[:stream_specifier]]" },
{ "map_channel", HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_map_channel },
"map an audio channel from one stream to another", "file.stream.channel[:syncfile.syncstream]" },
{ "map_metadata", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(metadata_map) },
"set metadata information of outfile from infile",
"outfile[,metadata]:infile[,metadata]" },
{ "map_chapters", HAS_ARG | OPT_INT | OPT_EXPERT | OPT_OFFSET |
OPT_OUTPUT, { .off = OFFSET(chapters_input_file) },
"set chapters mapping", "input_file_index" },
{ "t", HAS_ARG | OPT_TIME | OPT_OFFSET |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(recording_time) },
"record or transcode \"duration\" seconds of audio/video",
"duration" },
{ "to", HAS_ARG | OPT_TIME | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(stop_time) },
"record or transcode stop time", "time_stop" },
{ "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(limit_filesize) },
"set the limit file size in bytes", "limit_size" },
{ "ss", HAS_ARG | OPT_TIME | OPT_OFFSET |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(start_time) },
"set the start time offset", "time_off" },
{ "sseof", HAS_ARG | OPT_TIME | OPT_OFFSET |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(start_time_eof) },
"set the start time offset relative to EOF", "time_off" },
{ "seek_timestamp", HAS_ARG | OPT_INT | OPT_OFFSET |
OPT_INPUT, { .off = OFFSET(seek_timestamp) },
"enable/disable seeking by timestamp with -ss" },
{ "accurate_seek", OPT_BOOL | OPT_OFFSET | OPT_EXPERT |
OPT_INPUT, { .off = OFFSET(accurate_seek) },
"enable/disable accurate seeking with -ss" },
{ "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(input_ts_offset) },
"set the input ts offset", "time_off" },
{ "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(ts_scale) },
"set the input ts scale", "scale" },
{ "timestamp", HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_recording_timestamp },
"set the recording timestamp ('now' to set the current time)", "time" },
{ "metadata", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(metadata) },
{ "dframes", HAS_ARG | OPT_PERFILE | OPT_EXPERT |
OPT_OUTPUT, { .func_arg = opt_data_frames },
"set the number of data frames to output", "number" },
{ "benchmark", OPT_BOOL | OPT_EXPERT, { &do_benchmark },
"add timings for benchmarking" },
{ "benchmark_all", OPT_BOOL | OPT_EXPERT, { &do_benchmark_all },
"add timings for each task" },
{ "progress", HAS_ARG | OPT_EXPERT, { .func_arg = opt_progress },
"write program-readable progress information", "url" },
{ "stdin", OPT_BOOL | OPT_EXPERT, { &stdin_interaction },
"enable or disable interaction on standard input" },
{ "timelimit", HAS_ARG | OPT_EXPERT, { .func_arg = opt_timelimit },
"set max runtime in seconds", "limit" },
{ "dump", OPT_BOOL | OPT_EXPERT, { &do_pkt_dump },
"dump each input packet" },
{ "hex", OPT_BOOL | OPT_EXPERT, { &do_hex_dump },
"when dumping packets, also dump the payload" },
{ "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
OPT_INPUT, { .off = OFFSET(rate_emu) },
"read input at native frame rate", "" },
{ "target", HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_target },
"specify target file type (\"vcd\", \"svcd\", \"dvd\","
" \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
{ "vsync", HAS_ARG | OPT_EXPERT, { opt_vsync },
"video sync method", "" },
{ "frame_drop_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &frame_drop_threshold },
"frame drop threshold", "" },
{ "async", HAS_ARG | OPT_INT | OPT_EXPERT, { &audio_sync_method },
"audio sync method", "" },
{ "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &audio_drift_threshold },
"audio drift threshold", "threshold" },
{ "copyts", OPT_BOOL | OPT_EXPERT, { ©_ts },
"copy timestamps" },
{ "start_at_zero", OPT_BOOL | OPT_EXPERT, { &start_at_zero },
"shift input timestamps to start at 0 when using copyts" },
{ "copytb", HAS_ARG | OPT_INT | OPT_EXPERT, { ©_tb },
"copy input stream time base when stream copying", "mode" },
{ "shortest", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
OPT_OUTPUT, { .off = OFFSET(shortest) },
"finish encoding within shortest input" },
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{ "apad", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(apad) },
"audio pad", "" },
{ "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &dts_delta_threshold },
"timestamp discontinuity delta threshold", "threshold" },
{ "dts_error_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &dts_error_threshold },
"timestamp error delta threshold", "threshold" },
{ "xerror", OPT_BOOL | OPT_EXPERT, { &exit_on_error },
{ "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(copy_initial_nonkeyframes) },
{ "copypriorss", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(copy_prior_start) },
"copy or discard frames before start time" },
{ "frames", OPT_INT64 | HAS_ARG | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(max_frames) },
"set the number of frames to output", "number" },
{ "tag", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_EXPERT | OPT_OUTPUT | OPT_INPUT, { .off = OFFSET(codec_tags) },
"force codec tag/fourcc", "fourcc/tag" },
{ "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE |
OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(qscale) },
"use fixed quality scale (VBR)", "q" },
{ "qscale", HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_qscale },
"use fixed quality scale (VBR)", "q" },
{ "profile", HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_profile },
"set profile", "profile" },
{ "filter", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(filters) },
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"set stream filtergraph", "filter_graph" },
{ "filter_script", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(filter_scripts) },
"read stream filtergraph description from a file", "filename" },
{ "reinit_filter", HAS_ARG | OPT_INT | OPT_SPEC | OPT_INPUT, { .off = OFFSET(reinit_filters) },
"reinit filtergraph on input parameter changes", "" },
{ "filter_complex", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex },
"create a complex filtergraph", "graph_description" },
{ "lavfi", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex },
"create a complex filtergraph", "graph_description" },
{ "filter_complex_script", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex_script },
"read complex filtergraph description from a file", "filename" },
{ "stats", OPT_BOOL, { &print_stats },
"print progress report during encoding", },
{ "attach", HAS_ARG | OPT_PERFILE | OPT_EXPERT |
OPT_OUTPUT, { .func_arg = opt_attach },
"add an attachment to the output file", "filename" },
{ "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(dump_attachment) },
"extract an attachment into a file", "filename" },
{ "debug_ts", OPT_BOOL | OPT_EXPERT, { &debug_ts },
"print timestamp debugging info" },
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{ "max_error_rate", HAS_ARG | OPT_FLOAT, { &max_error_rate },
"maximum error rate", "ratio of errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success." },
{ "discard", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_INPUT, { .off = OFFSET(discard) },
"discard", "" },
{ "disposition", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(disposition) },
"disposition", "" },
{ "thread_queue_size", HAS_ARG | OPT_INT | OPT_OFFSET | OPT_EXPERT | OPT_INPUT,
{ .off = OFFSET(thread_queue_size) },
"set the maximum number of queued packets from the demuxer" },
/* video options */
{ "vframes", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_frames },
"set the number of video frames to output", "number" },
{ "r", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_rates) },
"set frame rate (Hz value, fraction or abbreviation)", "rate" },
{ "s", OPT_VIDEO | HAS_ARG | OPT_SUBTITLE | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_sizes) },
"set frame size (WxH or abbreviation)", "size" },
{ "aspect", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(frame_aspect_ratios) },
"set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
{ "pix_fmt", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_pix_fmts) },
{ "bits_per_raw_sample", OPT_VIDEO | OPT_INT | HAS_ARG, { &frame_bits_per_raw_sample },
"set the number of bits per raw sample", "number" },
{ "intra", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &intra_only },
"deprecated use -g 1" },
{ "vn", OPT_VIDEO | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ .off = OFFSET(video_disable) },
{ "rc_override", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(rc_overrides) },
"rate control override for specific intervals", "override" },
{ "vcodec", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_INPUT |
OPT_OUTPUT, { .func_arg = opt_video_codec },
"force video codec ('copy' to copy stream)", "codec" },
{ "sameq", OPT_VIDEO | OPT_EXPERT , { .func_arg = opt_sameq },
"Removed" },
{ "same_quant", OPT_VIDEO | OPT_EXPERT , { .func_arg = opt_sameq },
"Removed" },
{ "timecode", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_timecode },
"set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
{ "pass", OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT | OPT_OUTPUT, { .off = OFFSET(pass) },
"select the pass number (1 to 3)", "n" },
{ "passlogfile", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(passlogfiles) },
"select two pass log file name prefix", "prefix" },
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{ "deinterlace", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &do_deinterlace },
"this option is deprecated, use the yadif filter instead" },
{ "psnr", OPT_VIDEO | OPT_BOOL | OPT_EXPERT, { &do_psnr },
"calculate PSNR of compressed frames" },
{ "vstats", OPT_VIDEO | OPT_EXPERT , { &opt_vstats },
"dump video coding statistics to file" },
{ "vstats_file", OPT_VIDEO | HAS_ARG | OPT_EXPERT , { opt_vstats_file },
"dump video coding statistics to file", "file" },
{ "vf", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_filters },
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"set video filters", "filter_graph" },
{ "intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(intra_matrices) },
"specify intra matrix coeffs", "matrix" },
{ "inter_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(inter_matrices) },
"specify inter matrix coeffs", "matrix" },
{ "chroma_intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(chroma_intra_matrices) },
"specify intra matrix coeffs", "matrix" },
{ "top", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_INT| OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(top_field_first) },
"top=1/bottom=0/auto=-1 field first", "" },
{ "vtag", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_old2new },
"force video tag/fourcc", "fourcc/tag" },
{ "qphist", OPT_VIDEO | OPT_BOOL | OPT_EXPERT , { &qp_hist },
"show QP histogram" },
{ "force_fps", OPT_VIDEO | OPT_BOOL | OPT_EXPERT | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(force_fps) },
"force the selected framerate, disable the best supported framerate selection" },
{ "streamid", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_streamid },
"set the value of an outfile streamid", "streamIndex:value" },
{ "force_key_frames", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(forced_key_frames) },
"force key frames at specified timestamps", "timestamps" },
{ "ab", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_bitrate },
"audio bitrate (please use -b:a)", "bitrate" },
{ "b", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_bitrate },
"video bitrate (please use -b:v)", "bitrate" },
{ "hwaccel", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
OPT_SPEC | OPT_INPUT, { .off = OFFSET(hwaccels) },
"use HW accelerated decoding", "hwaccel name" },
{ "hwaccel_device", OPT_VIDEO | OPT_STRING | HAS_ARG | OPT_EXPERT |
OPT_SPEC | OPT_INPUT, { .off = OFFSET(hwaccel_devices) },
"select a device for HW acceleration", "devicename" },
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#if HAVE_VDPAU_X11
{ "vdpau_api_ver", HAS_ARG | OPT_INT | OPT_EXPERT, { &vdpau_api_ver }, "" },
#endif
#if CONFIG_VDA || CONFIG_VIDEOTOOLBOX
{ "videotoolbox_pixfmt", HAS_ARG | OPT_STRING | OPT_EXPERT, { &videotoolbox_pixfmt}, "" },
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#endif
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{ "autorotate", HAS_ARG | OPT_BOOL | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(autorotate) },
"automatically insert correct rotate filters" },
/* audio options */
{ "aframes", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_frames },
"set the number of audio frames to output", "number" },
{ "aq", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_qscale },
"set audio quality (codec-specific)", "quality", },
{ "ar", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(audio_sample_rate) },
"set audio sampling rate (in Hz)", "rate" },
{ "ac", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(audio_channels) },
"set number of audio channels", "channels" },
{ "an", OPT_AUDIO | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,{ .off = OFFSET(audio_disable) },
{ "acodec", OPT_AUDIO | HAS_ARG | OPT_PERFILE |
OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_audio_codec },
"force audio codec ('copy' to copy stream)", "codec" },
{ "atag", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_old2new },
"force audio tag/fourcc", "fourcc/tag" },
{ "vol", OPT_AUDIO | HAS_ARG | OPT_INT, { &audio_volume },
"change audio volume (256=normal)" , "volume" },
{ "sample_fmt", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_SPEC |
OPT_STRING | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(sample_fmts) },
{ "channel_layout", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_channel_layout },
{ "af", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_filters },
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"set audio filters", "filter_graph" },
{ "guess_layout_max", OPT_AUDIO | HAS_ARG | OPT_INT | OPT_SPEC | OPT_EXPERT | OPT_INPUT, { .off = OFFSET(guess_layout_max) },
"set the maximum number of channels to try to guess the channel layout" },
/* subtitle options */
{ "sn", OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(subtitle_disable) },
{ "scodec", OPT_SUBTITLE | HAS_ARG | OPT_PERFILE | OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_subtitle_codec },
"force subtitle codec ('copy' to copy stream)", "codec" },
{ "stag", OPT_SUBTITLE | HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new }
, "force subtitle tag/fourcc", "fourcc/tag" },
{ "fix_sub_duration", OPT_BOOL | OPT_EXPERT | OPT_SUBTITLE | OPT_SPEC | OPT_INPUT, { .off = OFFSET(fix_sub_duration) },
"fix subtitles duration" },
{ "canvas_size", OPT_SUBTITLE | HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT, { .off = OFFSET(canvas_sizes) },
"set canvas size (WxH or abbreviation)", "size" },
/* grab options */
{ "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { .func_arg = opt_video_channel },
"deprecated, use -channel", "channel" },
{ "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO, { .func_arg = opt_video_standard },
"deprecated, use -standard", "standard" },
{ "isync", OPT_BOOL | OPT_EXPERT, { &input_sync }, "this option is deprecated and does nothing", "" },
/* muxer options */
{ "muxdelay", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(mux_max_delay) },
"set the maximum demux-decode delay", "seconds" },
{ "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(mux_preload) },
"set the initial demux-decode delay", "seconds" },
{ "override_ffserver", OPT_BOOL | OPT_EXPERT | OPT_OUTPUT, { &override_ffserver },
"override the options from ffserver", "" },
{ "sdp_file", HAS_ARG | OPT_EXPERT | OPT_OUTPUT, { opt_sdp_file },
"specify a file in which to print sdp information", "file" },
{ "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(bitstream_filters) },
"A comma-separated list of bitstream filters", "bitstream_filters" },
{ "absf", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new },
"deprecated", "audio bitstream_filters" },
{ "vbsf", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_old2new },
"deprecated", "video bitstream_filters" },
{ "apre", HAS_ARG | OPT_AUDIO | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
"set the audio options to the indicated preset", "preset" },
{ "vpre", OPT_VIDEO | HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
"set the video options to the indicated preset", "preset" },
{ "spre", HAS_ARG | OPT_SUBTITLE | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
"set the subtitle options to the indicated preset", "preset" },
{ "fpre", HAS_ARG | OPT_EXPERT| OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_preset },
"set options from indicated preset file", "filename" },
/* data codec support */
{ "dcodec", HAS_ARG | OPT_DATA | OPT_PERFILE | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_data_codec },
"force data codec ('copy' to copy stream)", "codec" },
{ "dn", OPT_BOOL | OPT_VIDEO | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(data_disable) },
"disable data" },
{ NULL, },
};