(define (gimp-convert-to-jpeg quality infile outfile) (let* ((image (car (file-png-load 1 infile infile))) ) (gimp-image-flatten image) (let* ((drawable (car (gimp-image-get-active-drawable image)))) (if (= (car (gimp-drawable-is-rgb drawable)) FALSE) (gimp-image-convert-rgb image)) (file-jpeg-save 1 image drawable outfile outfile quality 0 1 0 "Mageia Theme" 2 1 0 2 ) (gimp-image-delete image) ) ) )