Explicitly Check For Not Nil

Author: Justin Kyryliuk

lib/ffmpeg/movie.rb

@@ -109,7 +109,7 @@ def initialize(paths, analyzeduration = 15000000, probesize=15000000 )
                         else
                           nil
                         end
-            break if @rotation
+            break if @rotation.present?
           end if video_stream.key?(:side_data_list)
         end