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avconv: print an error on applying options of the wrong type.

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I.e. input options to output files or vice versa.
This commit is contained in:
Anton Khirnov 2013-02-20 08:02:16 +01:00
parent e460aa3282
commit 9d3009c6c4
3 changed files with 119 additions and 63 deletions
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165
avconv_opt.c
View File

@ -1864,8 +1864,8 @@ enum OptGroup {
};
static const OptionGroupDef groups[] = {
[GROUP_OUTFILE] = { "output file", NULL },
[GROUP_INFILE] = { "input file", "i" },
[GROUP_OUTFILE] = { "output file", NULL, OPT_OUTPUT },
[GROUP_INFILE] = { "input file", "i", OPT_INPUT },
};
static int open_files(OptionGroupList *l, const char *inout,
@ -1951,38 +1951,49 @@ fail:
const OptionDef options[] = {
/* main options */
#include "cmdutils_common_opts.h"
{ "f", HAS_ARG | OPT_STRING | OPT_OFFSET, { .off = OFFSET(format) },
{ "f", HAS_ARG | OPT_STRING | OPT_OFFSET |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(format) },
"force format", "fmt" },
{ "y", OPT_BOOL, { &file_overwrite },
"overwrite output files" },
{ "c", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(codec_names) },
{ "c", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
"codec name", "codec" },
{ "codec", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(codec_names) },
{ "codec", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
"codec name", "codec" },
{ "pre", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(presets) },
{ "pre", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(presets) },
"preset name", "preset" },
{ "map", HAS_ARG | OPT_EXPERT | OPT_PERFILE, { .func_arg = opt_map },
{ "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_metadata", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(metadata_map) },
{ "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, { .off = OFFSET(chapters_input_file) },
{ "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, { .off = OFFSET(recording_time) },
{ "t", HAS_ARG | OPT_TIME | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(recording_time) },
"record or transcode \"duration\" seconds of audio/video",
"duration" },
{ "fs", HAS_ARG | OPT_INT64 | OPT_OFFSET, { .off = OFFSET(limit_filesize) },
{ "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, { .off = OFFSET(start_time) },
{ "ss", HAS_ARG | OPT_TIME | OPT_OFFSET |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(start_time) },
"set the start time offset", "time_off" },
{ "itsoffset", HAS_ARG | OPT_TIME | OPT_OFFSET | OPT_EXPERT,{ .off = OFFSET(input_ts_offset) },
{ "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,{ .off = OFFSET(ts_scale) },
{ "itsscale", HAS_ARG | OPT_DOUBLE | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(ts_scale) },
"set the input ts scale", "scale" },
{ "metadata", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(metadata) },
{ "metadata", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(metadata) },
"add metadata", "string=string" },
{ "dframes", HAS_ARG | OPT_PERFILE | OPT_EXPERT, { .func_arg = opt_data_frames },
{ "dframes", HAS_ARG | OPT_PERFILE | OPT_EXPERT |
OPT_OUTPUT, { .func_arg = opt_data_frames },
"set the number of data frames to record", "number" },
{ "benchmark", OPT_BOOL | OPT_EXPERT, { &do_benchmark },
"add timings for benchmarking" },
@ -1992,9 +2003,10 @@ const OptionDef options[] = {
"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, { .off = OFFSET(rate_emu) },
{ "re", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
OPT_INPUT, { .off = OFFSET(rate_emu) },
"read input at native frame rate", "" },
{ "target", HAS_ARG | OPT_PERFILE, { .func_arg = opt_target },
{ "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 },
@ -2007,57 +2019,71 @@ const OptionDef options[] = {
"copy timestamps" },
{ "copytb", OPT_BOOL | OPT_EXPERT, { &copy_tb },
"copy input stream time base when stream copying" },
{ "shortest", OPT_BOOL | OPT_EXPERT | OPT_OFFSET, { .off = OFFSET(shortest) },
{ "shortest", OPT_BOOL | OPT_EXPERT | OPT_OFFSET |
OPT_OUTPUT, { .off = OFFSET(shortest) },
"finish encoding within shortest input" },
{ "dts_delta_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT, { &dts_delta_threshold },
"timestamp discontinuity delta threshold", "threshold" },
{ "xerror", OPT_BOOL | OPT_EXPERT, { &exit_on_error },
"exit on error", "error" },
{ "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC, { .off = OFFSET(copy_initial_nonkeyframes) },
{ "copyinkf", OPT_BOOL | OPT_EXPERT | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(copy_initial_nonkeyframes) },
"copy initial non-keyframes" },
{ "frames", OPT_INT64 | HAS_ARG | OPT_SPEC, { .off = OFFSET(max_frames) },
{ "frames", OPT_INT64 | HAS_ARG | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(max_frames) },
"set the number of frames to record", "number" },
{ "tag", OPT_STRING | HAS_ARG | OPT_SPEC | OPT_EXPERT,{ .off = OFFSET(codec_tags) },
{ "tag", OPT_STRING | HAS_ARG | OPT_SPEC |
OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(codec_tags) },
"force codec tag/fourcc", "fourcc/tag" },
{ "q", HAS_ARG | OPT_EXPERT | OPT_DOUBLE | OPT_SPEC,{ .off = OFFSET(qscale) },
{ "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_DOUBLE | OPT_SPEC,{ .off = OFFSET(qscale) },
{ "qscale", HAS_ARG | OPT_EXPERT | OPT_DOUBLE |
OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(qscale) },
"use fixed quality scale (VBR)", "q" },
{ "filter", HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(filters) },
{ "filter", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_OUTPUT, { .off = OFFSET(filters) },
"set stream filterchain", "filter_list" },
{ "filter_complex", HAS_ARG | OPT_EXPERT, { .func_arg = opt_filter_complex },
"create a complex filtergraph", "graph_description" },
{ "stats", OPT_BOOL, { &print_stats },
"print progress report during encoding", },
{ "attach", HAS_ARG | OPT_PERFILE | OPT_EXPERT, { .func_arg = opt_attach },
{ "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,{ .off = OFFSET(dump_attachment) },
{ "dump_attachment", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_EXPERT | OPT_INPUT, { .off = OFFSET(dump_attachment) },
"extract an attachment into a file", "filename" },
{ "cpuflags", HAS_ARG | OPT_EXPERT, { .func_arg = opt_cpuflags },
"set CPU flags mask", "mask" },
/* video options */
{ "vframes", OPT_VIDEO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_video_frames },
{ "vframes", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_frames },
"set the number of video frames to record", "number" },
{ "r", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_SPEC, { .off = OFFSET(frame_rates) },
{ "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_STRING | OPT_SPEC, { .off = OFFSET(frame_sizes) },
{ "s", OPT_VIDEO | HAS_ARG | 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, { .off = OFFSET(frame_aspect_ratios) },
{ "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, { .off = OFFSET(frame_pix_fmts) },
{ "pix_fmt", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(frame_pix_fmts) },
"set pixel format", "format" },
{ "vn", OPT_VIDEO | OPT_BOOL | OPT_OFFSET, { .off = OFFSET(video_disable) },
{ "vn", OPT_VIDEO | OPT_BOOL | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(video_disable) },
"disable video" },
{ "vdt", OPT_VIDEO | OPT_INT | HAS_ARG | OPT_EXPERT , { &video_discard },
"discard threshold", "n" },
{ "rc_override", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC, { .off = OFFSET(rc_overrides) },
{ "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, { .func_arg = opt_video_codec },
{ "vcodec", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_INPUT |
OPT_OUTPUT, { .func_arg = opt_video_codec },
"force video codec ('copy' to copy stream)", "codec" },
{ "pass", OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT, { .off = OFFSET(pass) },
{ "pass", OPT_VIDEO | HAS_ARG | OPT_SPEC | OPT_INT | OPT_OUTPUT, { .off = OFFSET(pass) },
"select the pass number (1 or 2)", "n" },
{ "passlogfile", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC, { .off = OFFSET(passlogfiles) },
{ "passlogfile", OPT_VIDEO | HAS_ARG | OPT_STRING | OPT_EXPERT | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(passlogfiles) },
"select two pass log file name prefix", "prefix" },
#if FF_API_DEINTERLACE
{ "deinterlace", OPT_VIDEO | OPT_EXPERT , { .func_arg = opt_deinterlace },
@ -2067,73 +2093,86 @@ const OptionDef options[] = {
"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, { .func_arg = opt_video_filters },
{ "vf", OPT_VIDEO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_video_filters },
"video filters", "filter list" },
{ "intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC, { .off = OFFSET(intra_matrices) },
{ "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, { .off = OFFSET(inter_matrices) },
{ "inter_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(inter_matrices) },
"specify inter matrix coeffs", "matrix" },
{ "top", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_INT| OPT_SPEC, { .off = OFFSET(top_field_first) },
{ "top", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_INT| OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(top_field_first) },
"top=1/bottom=0/auto=-1 field first", "" },
{ "dc", OPT_VIDEO | OPT_INT | HAS_ARG | OPT_EXPERT , { &intra_dc_precision },
"intra_dc_precision", "precision" },
{ "vtag", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE, { .func_arg = opt_video_tag },
{ "vtag", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_video_tag },
"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, { .off = OFFSET(force_fps) },
{ "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, { .func_arg = opt_streamid },
{ "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,
{ .off = OFFSET(forced_key_frames) }, "force key frames at specified timestamps", "timestamps" },
{ "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" },
/* audio options */
{ "aframes", OPT_AUDIO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_audio_frames },
{ "aframes", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_frames },
"set the number of audio frames to record", "number" },
{ "aq", OPT_AUDIO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_audio_qscale },
{ "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, { .off = OFFSET(audio_sample_rate) },
{ "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, { .off = OFFSET(audio_channels) },
{ "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, { .off = OFFSET(audio_disable) },
{ "an", OPT_AUDIO | OPT_BOOL | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(audio_disable) },
"disable audio" },
{ "acodec", OPT_AUDIO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_audio_codec },
{ "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, { .func_arg = opt_audio_tag },
{ "atag", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_OUTPUT, { .func_arg = opt_audio_tag },
"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, { .off = OFFSET(sample_fmts) },
{ "sample_fmt", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_SPEC |
OPT_STRING | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(sample_fmts) },
"set sample format", "format" },
{ "channel_layout", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE, { .func_arg = opt_channel_layout },
{ "channel_layout", OPT_AUDIO | HAS_ARG | OPT_EXPERT | OPT_PERFILE |
OPT_INPUT | OPT_OUTPUT, { .func_arg = opt_channel_layout },
"set channel layout", "layout" },
{ "af", OPT_AUDIO | HAS_ARG | OPT_PERFILE, { .func_arg = opt_audio_filters },
{ "af", OPT_AUDIO | HAS_ARG | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_audio_filters },
"audio filters", "filter list" },
/* subtitle options */
{ "sn", OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET, { .off = OFFSET(subtitle_disable) },
{ "sn", OPT_SUBTITLE | OPT_BOOL | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(subtitle_disable) },
"disable subtitle" },
{ "scodec", OPT_SUBTITLE | HAS_ARG | OPT_PERFILE, { .func_arg = opt_subtitle_codec },
{ "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, { .func_arg = opt_subtitle_tag }
{ "stag", OPT_SUBTITLE | HAS_ARG | OPT_EXPERT | OPT_PERFILE | OPT_OUTPUT, { .func_arg = opt_subtitle_tag }
, "force subtitle tag/fourcc", "fourcc/tag" },
/* grab options */
{ "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, { .off = OFFSET(mux_max_delay) },
{ "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, { .off = OFFSET(mux_preload) },
{ "muxpreload", OPT_FLOAT | HAS_ARG | OPT_EXPERT | OPT_OFFSET | OPT_OUTPUT, { .off = OFFSET(mux_preload) },
"set the initial demux-decode delay", "seconds" },
{ "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT, { .off = OFFSET(bitstream_filters) },
{ "bsf", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_EXPERT | OPT_OUTPUT, { .off = OFFSET(bitstream_filters) },
"A comma-separated list of bitstream filters", "bitstream_filters" },
/* data codec support */
{ "dcodec", HAS_ARG | OPT_DATA | OPT_PERFILE | OPT_EXPERT, { .func_arg = opt_data_codec },
{ "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" },
{ NULL, },

10
cmdutils.c
View File

@ -351,6 +351,16 @@ int parse_optgroup(void *optctx, OptionGroup *g)
for (i = 0; i < g->nb_opts; i++) {
Option *o = &g->opts[i];
if (g->group_def->flags &&
!(g->group_def->flags & o->opt->flags)) {
av_log(NULL, AV_LOG_ERROR, "Option %s (%s) cannot be applied to "
"%s %s -- you are trying to apply an input option to an "
"output file or vice versa. Move this option before the "
"file it belongs to.\n", o->key, o->opt->help,
g->group_def->name, g->arg);
return AVERROR(EINVAL);
}
av_log(NULL, AV_LOG_DEBUG, "Applying option %s (%s) with argument %s.\n",
o->key, o->opt->help, o->val);

7
cmdutils.h
View File

@ -144,6 +144,8 @@ typedef struct OptionDef {
an int containing element count in the array. */
#define OPT_TIME 0x10000
#define OPT_DOUBLE 0x20000
#define OPT_INPUT 0x40000
#define OPT_OUTPUT 0x80000
union {
void *dst_ptr;
int (*func_arg)(void *, const char *, const char *);
@ -224,6 +226,11 @@ typedef struct OptionGroupDef {
* are terminated by a non-option argument (e.g. avconv output files)
*/
const char *sep;
/**
* Option flags that must be set on each option that is
* applied to this group
*/
int flags;
} OptionGroupDef;
typedef struct OptionGroup {