res = GD2::AnimatedGif.gif_anim_begin(frames[0])
res << GD2::AnimatedGif.gif_anim_add(frames[0], nil, delay)
(1...nframes).each do |n|
res = GD2::AnimatedGif.gif_anim_begin(frames[0])
res << GD2::AnimatedGif.gif_anim_add(frames[0], nil, delay)
(1...nframes).each do |n|