pro imgtomovie, name read_jpeg, name, img s=size(img) yshift = s(3)-480 midx = s(2)/2 minx = midx-(720/2) maxx = minx+720 print, yshift/10 for i=0, yshift-10, 10 do begin newimg = img(*, minx:maxx, i:i+480) outname = strcompress(i, /remove_all)+'.jpg' print, outname write_jpeg, outname, newimg, true=1 print, outname endfor end