Separate the process of creating links between filters from that of configuring

the links.

Commited in SoC by Bobby Bingham on 2007-08-07 21:02:18

Originally committed as revision 12064 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavfilter/defaults.c

@@ -103,6 +103,16 @@ int avfilter_default_config_output_link(AVFilterLink *link)
     return 0;
 }
 
+/**
+ * default config_link() implementation for input video links to simplify
+ * the implementation of one input one output video filters */
+int avfilter_default_config_input_link(AVFilterLink *link)
+{
+    if(!link->dst->output_count)
+        return 0;
+    return avfilter_config_link(link->dst->outputs[0]);
+}
+
 /**
  * default query_formats() implementation for output video links to simplify
  * the implementation of one input one output video filters */