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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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10
cmdutils.c
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@@ -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);