Le format de l'image doit être du png ou du tga.

Pour ajouter une image : the spanner > instrument options > setting the skin bitmap.

You can create custom animations for knobs (its a slider in custom mode).

They follow a particular standard, a bit like a slideshow, where all the animated images for a particular control are all held within the 1 image file. There is then a text "control" file that specifies details about the image sequence, including number in the sequence etc.