JPEG with the highest quality setting is fine for most screen shots, though I usually see smaller files from PNG or GIF.
On Thu, Apr 25, 2013 at 8:05 AM, Matt Sullivan <matt at mattrsullivan.com> wrote: > > All versions of structured Frame support JPEG files. > > JPEG is a lossy bitmap format, so photos represent well, but diagrams and > screen shots will likely disappoint you.