vf_unsharp: switch to an AVOptions-based system.

[ffmpeg] / cmdutils.c

diff --git a/cmdutils.c b/cmdutils.c
index 4655681e4a6b589e22938dfb8a3dc836167c8532..ff4b0270c3bdb9316fc14eccd9d5133e1689d767 100644 (file)
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -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);