diff options
| author | Anton Khirnov <anton@khirnov.net> | 2012-08-14 08:56:32 +0200 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2012-08-19 19:23:17 +0200 |
| commit | 6e3857fa8cd620d528fb73fe5f7f692db780c4df (patch) | |
| tree | 44d77ab679c59670b231f3cee25713af6c53e40c /avconv_opt.c | |
| parent | f8b1e665539010d3ca148f09cb1203c20c1ca174 (diff) | |
avconv: refactor help printing.
By default don't dump every single option on the user, but print only
the basic options.
Add -h long/full to print more options.
Diffstat (limited to 'avconv_opt.c')
| -rw-r--r-- | avconv_opt.c | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/avconv_opt.c b/avconv_opt.c index 2bcce3bbad..7d4922c375 100644 --- a/avconv_opt.c +++ b/avconv_opt.c @@ -1791,30 +1791,56 @@ static int opt_filter_complex(const char *opt, const char *arg) void show_help_default(const char *opt, const char *arg) { - int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM; + int show_advanced = 0, show_avoptions = 0; + + if (opt) { + if (!strcmp(opt, "long")) + show_advanced = 1; + else if (!strcmp(opt, "full")) + show_advanced = show_avoptions = 1; + else + av_log(NULL, AV_LOG_ERROR, "Unknown help option '%s'.\n", opt); + } show_usage(); + + printf("Getting help:\n" + " -h -- print basic options\n" + " -h long -- print more options\n" + " -h full -- print all options (including all format and codec specific options, very long)\n" + " See man %s for detailed description of the options.\n" + "\n", program_name); + show_help_options(options, "Print help / information / capabilities:", OPT_EXIT, 0); show_help_options(options, "Main options:", 0, OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_EXIT); - show_help_options(options, "Advanced options:", - OPT_EXPERT, OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE); + if (show_advanced) + show_help_options(options, "Advanced options:", + OPT_EXPERT, OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE); + show_help_options(options, "Video options:", OPT_VIDEO, OPT_EXPERT | OPT_AUDIO); - show_help_options(options, "Advanced Video options:", - OPT_EXPERT | OPT_VIDEO, OPT_AUDIO); + if (show_advanced) + show_help_options(options, "Advanced Video options:", + OPT_EXPERT | OPT_VIDEO, OPT_AUDIO); + show_help_options(options, "Audio options:", OPT_AUDIO, OPT_EXPERT | OPT_VIDEO); - show_help_options(options, "Advanced Audio options:", - OPT_EXPERT | OPT_AUDIO, OPT_VIDEO); + if (show_advanced) + show_help_options(options, "Advanced Audio options:", + OPT_EXPERT | OPT_AUDIO, OPT_VIDEO); show_help_options(options, "Subtitle options:", OPT_SUBTITLE, 0); printf("\n"); - show_help_children(avcodec_get_class(), flags); - show_help_children(avformat_get_class(), flags); - show_help_children(sws_get_class(), flags); + + if (show_avoptions) { + int flags = AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM; + show_help_children(avcodec_get_class(), flags); + show_help_children(avformat_get_class(), flags); + show_help_children(sws_get_class(), flags); + } } void show_usage(void) |