set_scale (VideoContentScale (film()->container ()));
int const crop = max (0, int (video_size().height - double (film()->frame_size().height) * video_size().width / film()->frame_size().width));
set_scale (VideoContentScale (film()->container ()));
int const crop = max (0, int (video_size().height - double (film()->frame_size().height) * video_size().width / film()->frame_size().width));
int const crop = max (0, int (video_size().width - double (film()->frame_size().width) * video_size().height / film()->frame_size().height));
set_left_crop (crop / 2);
set_right_crop (crop / 2);
int const crop = max (0, int (video_size().width - double (film()->frame_size().width) * video_size().height / film()->frame_size().height));
set_left_crop (crop / 2);
set_right_crop (crop / 2);