Fix panic when picture isn't properly parsed.

See issue #19.
2016-03-05 16:17:11 +11:00
parent a35ac09042
commit 996bee7eb6
1 changed files with 2 additions and 1 deletions
@@ -310,5 +310,6 @@ func (m metadataMP4) Picture() *Picture {
 	if !ok {
 		return nil
 	}
-	return v.(*Picture)
+	p, _ := v.(*Picture)
+	return p
 }