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fftools/cmdutils: add a flag for per-stream options

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Not all OPT_SPEC options are per-stream, this will allow identifying
those that are, which will be useful in following commits.
This commit is contained in:
Anton Khirnov 2023-12-22 12:41:25 +01:00
parent d8173cfcaf
commit 03aedbdd40
2 changed files with 68 additions and 63 deletions
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13
fftools/cmdutils.h
View File

@ -158,17 +158,22 @@ typedef struct OptionDef {
Always use as OPT_SPEC in option definitions. */
#define OPT_FLAG_SPEC (1 << 9)
#define OPT_SPEC (OPT_FLAG_SPEC | OPT_OFFSET)
/* Option applies per-stream (implies OPT_SPEC). */
#define OPT_FLAG_PERSTREAM (1 << 10)
#define OPT_PERSTREAM (OPT_FLAG_PERSTREAM | OPT_SPEC)
/* ffmpeg-only - specifies whether an OPT_PERFILE option applies to input,
* output, or both. */
#define OPT_INPUT (1 << 10)
#define OPT_OUTPUT (1 << 11)
#define OPT_INPUT (1 << 11)
#define OPT_OUTPUT (1 << 12)
/* This option is a "canonical" form, to which one or more alternatives
* exist. These alternatives are listed in u1.names_alt. */
#define OPT_HAS_ALT (1 << 12)
#define OPT_HAS_ALT (1 << 13)
/* This option is an alternative form of some other option, whose
* name is stored in u1.name_canon */
#define OPT_HAS_CANON (1 << 13)
#define OPT_HAS_CANON (1 << 14)
union {
void *dst_ptr;

118
fftools/ffmpeg_opt.c
View File

@ -1457,15 +1457,15 @@ const OptionDef options[] = {
{ "recast_media", OPT_TYPE_BOOL, OPT_EXPERT,
{ &recast_media },
"allow recasting stream type in order to force a decoder of different media type" },
{ "c", OPT_TYPE_STRING, OPT_SPEC | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
{ "c", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
{ .off = OFFSET(codec_names) },
"codec name", "codec",
.u1.name_canon = "codec", },
{ "codec", OPT_TYPE_STRING, OPT_SPEC | OPT_INPUT | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ "codec", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ .off = OFFSET(codec_names) },
"codec name", "codec",
.u1.names_alt = alt_codec, },
{ "pre", OPT_TYPE_STRING, OPT_SPEC | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ "pre", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ .off = OFFSET(presets) },
"preset name", "preset",
.u1.names_alt = alt_pre, },
@ -1508,7 +1508,7 @@ const OptionDef options[] = {
{ "itsoffset", OPT_TYPE_TIME, OPT_OFFSET | OPT_EXPERT | OPT_INPUT,
{ .off = OFFSET(input_ts_offset) },
"set the input ts offset", "time_off" },
{ "itsscale", OPT_TYPE_DOUBLE, OPT_SPEC | OPT_EXPERT | OPT_INPUT,
{ "itsscale", OPT_TYPE_DOUBLE, OPT_PERSTREAM | OPT_EXPERT | OPT_INPUT,
{ .off = OFFSET(ts_scale) },
"set the input ts scale", "scale" },
{ "timestamp", OPT_TYPE_FUNC, OPT_FUNC_ARG | OPT_PERFILE | OPT_EXPERT | OPT_OUTPUT,
@ -1582,7 +1582,7 @@ const OptionDef options[] = {
{ "bitexact", OPT_TYPE_BOOL, OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT | OPT_INPUT,
{ .off = OFFSET(bitexact) },
"bitexact mode" },
{ "apad", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "apad", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(apad) },
"audio pad", "" },
{ "dts_delta_threshold", OPT_TYPE_FLOAT, OPT_EXPERT,
@ -1597,21 +1597,21 @@ const OptionDef options[] = {
{ "abort_on", OPT_TYPE_FUNC, OPT_FUNC_ARG | OPT_EXPERT,
{ .func_arg = opt_abort_on },
"abort on the specified condition flags", "flags" },
{ "copyinkf", OPT_TYPE_BOOL, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "copyinkf", OPT_TYPE_BOOL, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(copy_initial_nonkeyframes) },
"copy initial non-keyframes" },
{ "copypriorss", OPT_TYPE_INT, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "copypriorss", OPT_TYPE_INT, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(copy_prior_start) },
"copy or discard frames before start time" },
{ "frames", OPT_TYPE_INT64, OPT_SPEC | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ "frames", OPT_TYPE_INT64, OPT_PERSTREAM | OPT_OUTPUT | OPT_EXPERT | OPT_HAS_ALT,
{ .off = OFFSET(max_frames) },
"set the number of frames to output", "number",
.u1.names_alt = alt_frames, },
{ "tag", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT | OPT_INPUT | OPT_HAS_ALT,
{ "tag", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT | OPT_INPUT | OPT_HAS_ALT,
{ .off = OFFSET(codec_tags) },
"force codec tag/fourcc", "fourcc/tag",
.u1.names_alt = alt_tag, },
{ "q", OPT_TYPE_DOUBLE, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT | OPT_HAS_CANON,
{ "q", OPT_TYPE_DOUBLE, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT | OPT_HAS_CANON,
{ .off = OFFSET(qscale) },
"use fixed quality scale (VBR)", "q",
.u1.name_canon = "qscale", },
@ -1622,7 +1622,7 @@ const OptionDef options[] = {
{ "profile", OPT_TYPE_FUNC, OPT_FUNC_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT,
{ .func_arg = opt_profile },
"set profile", "profile" },
{ "filter", OPT_TYPE_STRING, OPT_SPEC | OPT_OUTPUT | OPT_HAS_ALT,
{ "filter", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_OUTPUT | OPT_HAS_ALT,
{ .off = OFFSET(filters) },
"set stream filtergraph", "filter_graph",
.u1.names_alt = alt_filter, },
@ -1630,11 +1630,11 @@ const OptionDef options[] = {
{ .func_arg = opt_filter_threads },
"number of non-complex filter threads" },
#if FFMPEG_OPT_FILTER_SCRIPT
{ "filter_script", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "filter_script", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(filter_scripts) },
"deprecated, use -/filter", "filename" },
#endif
{ "reinit_filter", OPT_TYPE_INT, OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "reinit_filter", OPT_TYPE_INT, OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(reinit_filters) },
"reinit filtergraph on input parameter changes", "" },
{ "filter_complex", OPT_TYPE_FUNC, OPT_FUNC_ARG | OPT_EXPERT,
@ -1674,10 +1674,10 @@ const OptionDef options[] = {
{ "max_error_rate", OPT_TYPE_FLOAT, OPT_EXPERT,
{ &max_error_rate },
"ratio of decoding errors (0.0: no errors, 1.0: 100% errors) above which ffmpeg returns an error instead of success.", "maximum error rate" },
{ "discard", OPT_TYPE_STRING, OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "discard", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(discard) },
"discard", "" },
{ "disposition", OPT_TYPE_STRING, OPT_SPEC | OPT_OUTPUT | OPT_EXPERT,
{ "disposition", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_OUTPUT | OPT_EXPERT,
{ .off = OFFSET(disposition) },
"disposition", "" },
{ "thread_queue_size", OPT_TYPE_INT, OPT_OFFSET | OPT_EXPERT | OPT_INPUT | OPT_OUTPUT,
@ -1686,26 +1686,26 @@ const OptionDef options[] = {
{ "find_stream_info", OPT_TYPE_BOOL, OPT_INPUT | OPT_EXPERT | OPT_OFFSET,
{ .off = OFFSET(find_stream_info) },
"read and decode the streams to fill missing information with heuristics" },
{ "bits_per_raw_sample", OPT_TYPE_INT, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "bits_per_raw_sample", OPT_TYPE_INT, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(bits_per_raw_sample) },
"set the number of bits per raw sample", "number" },
{ "stats_enc_pre", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_enc_pre", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(enc_stats_pre) },
"write encoding stats before encoding" },
{ "stats_enc_post", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_enc_post", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(enc_stats_post) },
"write encoding stats after encoding" },
{ "stats_mux_pre", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_mux_pre", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(mux_stats) },
"write packets stats before muxing" },
{ "stats_enc_pre_fmt", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_enc_pre_fmt", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(enc_stats_pre_fmt) },
"format of the stats written with -stats_enc_pre" },
{ "stats_enc_post_fmt", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_enc_post_fmt", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(enc_stats_post_fmt) },
"format of the stats written with -stats_enc_post" },
{ "stats_mux_pre_fmt", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "stats_mux_pre_fmt", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(mux_stats_fmt) },
"format of the stats written with -stats_mux_pre" },
@ -1714,37 +1714,37 @@ const OptionDef options[] = {
{ .func_arg = opt_video_frames },
"set the number of video frames to output", "number",
.u1.name_canon = "frames", },
{ "r", OPT_TYPE_STRING, OPT_VIDEO | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "r", OPT_TYPE_STRING, OPT_VIDEO | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(frame_rates) },
"set frame rate (Hz value, fraction or abbreviation)", "rate" },
{ "fpsmax", OPT_TYPE_STRING, OPT_VIDEO | OPT_SPEC | OPT_OUTPUT | OPT_EXPERT,
{ "fpsmax", OPT_TYPE_STRING, OPT_VIDEO | OPT_PERSTREAM | OPT_OUTPUT | OPT_EXPERT,
{ .off = OFFSET(max_frame_rates) },
"set max frame rate (Hz value, fraction or abbreviation)", "rate" },
{ "s", OPT_TYPE_STRING, OPT_VIDEO | OPT_SUBTITLE | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "s", OPT_TYPE_STRING, OPT_VIDEO | OPT_SUBTITLE | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(frame_sizes) },
"set frame size (WxH or abbreviation)", "size" },
{ "aspect", OPT_TYPE_STRING, OPT_VIDEO | OPT_SPEC | OPT_OUTPUT,
{ "aspect", OPT_TYPE_STRING, OPT_VIDEO | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(frame_aspect_ratios) },
"set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
{ "pix_fmt", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "pix_fmt", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(frame_pix_fmts) },
"set pixel format", "format" },
{ "display_rotation", OPT_TYPE_DOUBLE, OPT_VIDEO | OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "display_rotation", OPT_TYPE_DOUBLE, OPT_VIDEO | OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(display_rotations) },
"set pure counter-clockwise rotation in degrees for stream(s)",
"angle" },
{ "display_hflip", OPT_TYPE_BOOL, OPT_VIDEO | OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "display_hflip", OPT_TYPE_BOOL, OPT_VIDEO | OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(display_hflips) },
"set display horizontal flip for stream(s) "
"(overrides any display rotation if it is not set)"},
{ "display_vflip", OPT_TYPE_BOOL, OPT_VIDEO | OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "display_vflip", OPT_TYPE_BOOL, OPT_VIDEO | OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(display_vflips) },
"set display vertical flip for stream(s) "
"(overrides any display rotation if it is not set)"},
{ "vn", OPT_TYPE_BOOL, OPT_VIDEO | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(video_disable) },
"disable video" },
{ "rc_override", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "rc_override", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(rc_overrides) },
"rate control override for specific intervals", "override" },
{ "vcodec", OPT_TYPE_FUNC, OPT_VIDEO | OPT_FUNC_ARG | OPT_PERFILE | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
@ -1754,10 +1754,10 @@ const OptionDef options[] = {
{ "timecode", OPT_TYPE_FUNC, OPT_VIDEO | OPT_FUNC_ARG | OPT_PERFILE | OPT_OUTPUT | OPT_EXPERT,
{ .func_arg = opt_timecode },
"set initial TimeCode value.", "hh:mm:ss[:;.]ff" },
{ "pass", OPT_TYPE_INT, OPT_VIDEO | OPT_SPEC | OPT_OUTPUT | OPT_EXPERT,
{ "pass", OPT_TYPE_INT, OPT_VIDEO | OPT_PERSTREAM | OPT_OUTPUT | OPT_EXPERT,
{ .off = OFFSET(pass) },
"select the pass number (1 to 3)", "n" },
{ "passlogfile", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "passlogfile", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(passlogfiles) },
"select two pass log file name prefix", "prefix" },
{ "vstats", OPT_TYPE_FUNC, OPT_VIDEO | OPT_EXPERT,
@ -1773,53 +1773,53 @@ const OptionDef options[] = {
{ .func_arg = opt_video_filters },
"set video filters", "filter_graph",
.u1.name_canon = "filter", },
{ "intra_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "intra_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(intra_matrices) },
"specify intra matrix coeffs", "matrix" },
{ "inter_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "inter_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(inter_matrices) },
"specify inter matrix coeffs", "matrix" },
{ "chroma_intra_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "chroma_intra_matrix", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(chroma_intra_matrices) },
"specify intra matrix coeffs", "matrix" },
{ "vtag", OPT_TYPE_FUNC, OPT_VIDEO | OPT_FUNC_ARG | OPT_EXPERT | OPT_PERFILE | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
{ .func_arg = opt_old2new },
"force video tag/fourcc", "fourcc/tag",
.u1.name_canon = "tag", },
{ "fps_mode", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "fps_mode", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(fps_mode) },
"set framerate mode for matching video streams; overrides vsync" },
{ "force_fps", OPT_TYPE_BOOL, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "force_fps", OPT_TYPE_BOOL, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(force_fps) },
"force the selected framerate, disable the best supported framerate selection" },
{ "streamid", OPT_TYPE_FUNC, OPT_VIDEO | OPT_FUNC_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT,
{ .func_arg = opt_streamid },
"set the value of an outfile streamid", "streamIndex:value" },
{ "force_key_frames", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "force_key_frames", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(forced_key_frames) },
"force key frames at specified timestamps", "timestamps" },
{ "b", OPT_TYPE_FUNC, OPT_VIDEO | OPT_FUNC_ARG | OPT_PERFILE | OPT_OUTPUT,
{ .func_arg = opt_bitrate },
"video bitrate (please use -b:v)", "bitrate" },
{ "hwaccel", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_INPUT,
{ "hwaccel", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT,
{ .off = OFFSET(hwaccels) },
"use HW accelerated decoding", "hwaccel name" },
{ "hwaccel_device", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_INPUT,
{ "hwaccel_device", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT,
{ .off = OFFSET(hwaccel_devices) },
"select a device for HW acceleration", "devicename" },
{ "hwaccel_output_format", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_INPUT,
{ "hwaccel_output_format", OPT_TYPE_STRING, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT,
{ .off = OFFSET(hwaccel_output_formats) },
"select output format used with HW accelerated decoding", "format" },
{ "hwaccels", OPT_TYPE_FUNC, OPT_EXIT | OPT_EXPERT,
{ .func_arg = show_hwaccels },
"show available HW acceleration methods" },
{ "autorotate", OPT_TYPE_BOOL, OPT_SPEC | OPT_EXPERT | OPT_INPUT,
{ "autorotate", OPT_TYPE_BOOL, OPT_PERSTREAM | OPT_EXPERT | OPT_INPUT,
{ .off = OFFSET(autorotate) },
"automatically insert correct rotate filters" },
{ "autoscale", OPT_TYPE_BOOL, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "autoscale", OPT_TYPE_BOOL, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(autoscale) },
"automatically insert a scale filter at the end of the filter graph" },
{ "fix_sub_duration_heartbeat", OPT_TYPE_BOOL, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "fix_sub_duration_heartbeat", OPT_TYPE_BOOL, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(fix_sub_duration_heartbeat) },
"set this video output stream to be a heartbeat stream for "
"fix_sub_duration, according to which subtitles should be split at "
@ -1833,10 +1833,10 @@ const OptionDef options[] = {
{ "aq", OPT_TYPE_FUNC, OPT_AUDIO | OPT_FUNC_ARG | OPT_PERFILE | OPT_OUTPUT,
{ .func_arg = opt_audio_qscale },
"set audio quality (codec-specific)", "quality", },
{ "ar", OPT_TYPE_INT, OPT_AUDIO | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "ar", OPT_TYPE_INT, OPT_AUDIO | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(audio_sample_rate) },
"set audio sampling rate (in Hz)", "rate" },
{ "ac", OPT_TYPE_INT, OPT_AUDIO | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "ac", OPT_TYPE_INT, OPT_AUDIO | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(audio_channels) },
"set number of audio channels", "channels" },
{ "an", OPT_TYPE_BOOL, OPT_AUDIO | OPT_OFFSET | OPT_INPUT | OPT_OUTPUT,
@ -1853,14 +1853,14 @@ const OptionDef options[] = {
{ .func_arg = opt_old2new },
"force audio tag/fourcc", "fourcc/tag",
.u1.name_canon = "tag", },
{ "sample_fmt", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "sample_fmt", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(sample_fmts) },
"set sample format", "format" },
{ "channel_layout", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_SPEC | OPT_INPUT | OPT_OUTPUT | OPT_HAS_ALT,
{ "channel_layout", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT | OPT_HAS_ALT,
{ .off = OFFSET(audio_ch_layouts) },
"set channel layout", "layout",
.u1.names_alt = alt_channel_layout, },
{ "ch_layout", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_SPEC | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
{ "ch_layout", OPT_TYPE_STRING, OPT_AUDIO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT | OPT_HAS_CANON,
{ .off = OFFSET(audio_ch_layouts) },
"set channel layout", "layout",
.u1.name_canon = "channel_layout", },
@ -1868,7 +1868,7 @@ const OptionDef options[] = {
{ .func_arg = opt_audio_filters },
"set audio filters", "filter_graph",
.u1.name_canon = "filter", },
{ "guess_layout_max", OPT_TYPE_INT, OPT_AUDIO | OPT_SPEC | OPT_EXPERT | OPT_INPUT,
{ "guess_layout_max", OPT_TYPE_INT, OPT_AUDIO | OPT_PERSTREAM | OPT_EXPERT | OPT_INPUT,
{ .off = OFFSET(guess_layout_max) },
"set the maximum number of channels to try to guess the channel layout" },
@ -1884,10 +1884,10 @@ const OptionDef options[] = {
{ .func_arg = opt_old2new }
, "force subtitle tag/fourcc", "fourcc/tag",
.u1.name_canon = "tag" },
{ "fix_sub_duration", OPT_TYPE_BOOL, OPT_EXPERT | OPT_SUBTITLE | OPT_SPEC | OPT_INPUT,
{ "fix_sub_duration", OPT_TYPE_BOOL, OPT_EXPERT | OPT_SUBTITLE | OPT_PERSTREAM | OPT_INPUT,
{ .off = OFFSET(fix_sub_duration) },
"fix subtitles duration" },
{ "canvas_size", OPT_TYPE_STRING, OPT_SUBTITLE | OPT_SPEC | OPT_INPUT | OPT_EXPERT,
{ "canvas_size", OPT_TYPE_STRING, OPT_SUBTITLE | OPT_PERSTREAM | OPT_INPUT | OPT_EXPERT,
{ .off = OFFSET(canvas_sizes) },
"set canvas size (WxH or abbreviation)", "size" },
@ -1902,17 +1902,17 @@ const OptionDef options[] = {
{ .func_arg = opt_sdp_file },
"specify a file in which to print sdp information", "file" },
{ "time_base", OPT_TYPE_STRING, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "time_base", OPT_TYPE_STRING, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(time_bases) },
"set the desired time base hint for output stream (1:24, 1:48000 or 0.04166, 2.0833e-5)", "ratio" },
{ "enc_time_base", OPT_TYPE_STRING, OPT_EXPERT | OPT_SPEC | OPT_OUTPUT,
{ "enc_time_base", OPT_TYPE_STRING, OPT_EXPERT | OPT_PERSTREAM | OPT_OUTPUT,
{ .off = OFFSET(enc_time_bases) },
"set the desired time base for the encoder (1:24, 1:48000 or 0.04166, 2.0833e-5). "
"two special values are defined - "
"0 = use frame rate (video) or sample rate (audio),"
"-1 = match source time base", "ratio" },
{ "bsf", OPT_TYPE_STRING, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT | OPT_INPUT,
{ "bsf", OPT_TYPE_STRING, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT | OPT_INPUT,
{ .off = OFFSET(bitstream_filters) },
"A comma-separated list of bitstream filters", "bitstream_filters", },
@ -1933,10 +1933,10 @@ const OptionDef options[] = {
"set options from indicated preset file", "filename",
.u1.name_canon = "pre", },
{ "max_muxing_queue_size", OPT_TYPE_INT, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "max_muxing_queue_size", OPT_TYPE_INT, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(max_muxing_queue_size) },
"maximum number of packets that can be buffered while waiting for all streams to initialize", "packets" },
{ "muxing_queue_data_threshold", OPT_TYPE_INT, OPT_SPEC | OPT_EXPERT | OPT_OUTPUT,
{ "muxing_queue_data_threshold", OPT_TYPE_INT, OPT_PERSTREAM | OPT_EXPERT | OPT_OUTPUT,
{ .off = OFFSET(muxing_queue_data_threshold) },
"set the threshold after which max_muxing_queue_size is taken into account", "bytes" },
@ -1984,7 +1984,7 @@ const OptionDef options[] = {
"calculate PSNR of compressed frames (deprecated, use -flags +psnr)" },
#endif
#if FFMPEG_OPT_TOP
{ "top", OPT_TYPE_INT, OPT_VIDEO | OPT_EXPERT | OPT_SPEC | OPT_INPUT | OPT_OUTPUT,
{ "top", OPT_TYPE_INT, OPT_VIDEO | OPT_EXPERT | OPT_PERSTREAM | OPT_INPUT | OPT_OUTPUT,
{ .off = OFFSET(top_field_first) },
"deprecated, use the setfield video filter", "" },
#endif