cmdutils: slightly better -filters output.

This commit is contained in:
Clément Bœsch 2013-04-17 11:31:49 +02:00
parent e5644313c5
commit a5ebd2d987

View File

@ -1453,7 +1453,11 @@ int show_filters(void *optctx, const char *opt, const char *arg)
int i, j;
const AVFilterPad *pad;
printf("Filters:\n");
printf("Filters:\n"
" A = Audio input/output\n"
" V = Video input/output\n"
" N = Dynamic number and/or type of input/output\n"
" | = Source or sink filter\n");
#if CONFIG_AVFILTER
while ((filter = avfilter_next(filter))) {
descr_cur = descr;
@ -1469,7 +1473,8 @@ int show_filters(void *optctx, const char *opt, const char *arg)
*(descr_cur++) = get_media_type_char(pad[j].type);
}
if (!j)
*(descr_cur++) = '|';
*(descr_cur++) = ((!i && (filter->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)) ||
( i && (filter->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS))) ? 'N' : '|';
}
*descr_cur = 0;
printf("%-16s %-10s %s\n", filter->name, descr, filter->description);