lib/evideo/processa.rb in evideo-0.2.6 vs lib/evideo/processa.rb in evideo-0.2.7

@@ -63,20 +63,21 @@
     def fparams
       # frame rate & bitrate & dimensions & aspect ratio
       "-r #{[ifps, 25.0].min} -b:v #{[ibitrate, 2000].min}k#{fdimensions}#{fratio}"
     end
 
+    # @note final video dimensions hd480=852x480, hd720=1280x720, hd1080=1920x1080
     # @return [String] dimensions do comando processar video
     def fdimensions
       if    iheight < 480  then ' -s hd480'
       elsif iheight <= 720 then ' -s hd720'
       else                      ' -s hd1080'
       end
     end
 
     # @return [String] aspect ratio do comando processar video
     def fratio
-      ART.include?(iratio) ? " -aspect 16:9 -filter:v 'pad=ih*16/9:ih:(ow-iw)/2:(oh-ih)/2'" : ''
+      ART.include?(iratio) ? " -aspect 16:9 -filter:v 'pad=max(iw\\,ih*16/9):ih:(ow-iw)/2:(oh-ih)/2'" : ''
     end
 
     # @return [String] cortes inicio video & duracao do video final processado
     def fcuts
       ict = Integer(ops[:s])