b cycle deband
ALT+LEFT  add video-pan-x -0.01
ALT+DOWN  add video-pan-y +0.01
ALT+UP    add video-pan-y -0.01
ALT+RIGHT add video-pan-x +0.01
ALT++ add video-zoom +0.1
ALT+- add video-zoom -0.1
ALT+0 cycle video-unscaled
ALT+m vf add mirror
MOUSE_BTN1 quit