code: def transcodeImage(self, media, height, width, opacity=100, saturation=100):
          
          if media:
              transcode_url = '/photo/:/transcode?height=%s&width=%s&opacity=%s&saturation=%s&url=%s' % (
                  height, width, opacity, saturation, media)
              return self.url(transcode_url, includeToken=True)
docs: Returns the URL for a transcoded image from the specified media object.
              Returns None if no media specified (needed if user tries to pass thumb
              or art directly).
  
              Parameters:
                  height (int): Height to transcode the image to.
                  width (int): Width to transcode the image to.
                  opacity (int): Opacity of the resulting image (possibly deprecated).
                  saturation (int): Saturating of the resulting image.