framepositioner: Prevent division by zero

CID 1369046
CID 1369047

diff --git a/ges/gstframepositioner.c b/ges/gstframepositioner.c
index 8acb700..e294768 100644 (file)
--- a/ges/gstframepositioner.c
+++ b/ges/gstframepositioner.c
@@ -101,6 +101,7 @@ gst_frame_positioner_update_properties (GstFramePositioner * pos,
 
   if (old_track_width && pos->width == old_track_width &&
       old_track_height && pos->height == old_track_height &&
+      pos->track_height && pos->track_width &&
       ((float) old_track_width / (float) old_track_height) ==
       ((float) pos->track_width / (float) pos->track_height)) {