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-rw-r--r--cmdutils.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/cmdutils.c b/cmdutils.c
index 7d71d6569c..6859692e8b 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -168,8 +168,10 @@ void show_help_options(const OptionDef *options, const char *msg, int mask,
void show_help_children(const AVClass *class, int flags)
{
const AVClass *child = NULL;
- av_opt_show2(&class, NULL, flags, 0);
- printf("\n");
+ if (class->option) {
+ av_opt_show2(&class, NULL, flags, 0);
+ printf("\n");
+ }
while (child = av_opt_child_class_next(class, child))
show_help_children(child, flags);