lavfi: mark filters with dynamic number of inputs or outputs with special flags
[ffmpeg.git] / libavfilter / af_join.c
index a06812e..02bc8c8 100644 (file)
@@ -522,4 +522,6 @@ AVFilter avfilter_af_join = {
 
     .inputs  = NULL,
     .outputs = avfilter_af_join_outputs,
+
+    .flags   = AVFILTER_FLAG_DYNAMIC_INPUTS,
 };