Index: /home/mark/TRUNK/trunk/mythtv/libs/libmythtv/avformatdecoder.cpp
===================================================================
--- /home/mark/TRUNK/trunk/mythtv/libs/libmythtv/avformatdecoder.cpp	(revision 21542)
+++ /home/mark/TRUNK/trunk/mythtv/libs/libmythtv/avformatdecoder.cpp	(working copy)
@@ -1185,7 +1185,7 @@
 
         if (stream->sample_aspect_ratio.num)
             aspect_ratio = av_q2d(stream->sample_aspect_ratio);
-        else if (enc->sample_aspect_ratio.num == 0)
+        else if (enc->sample_aspect_ratio.num)
             aspect_ratio = av_q2d(enc->sample_aspect_ratio);
         else
             aspect_ratio = 1.0f;