Large PNGs with Alpha misinterpreted as JPEG?

Posted by Graham Perrin on Feb 04, 2009; 12:03pm
URL: https://support.nabble.com/inserted-PNG-image-misinterpreted-as-JPEG-tp2264392p2268392.html

Experimenting, using Apple Preview 4.1 (469.4) to save the PNGs without the Alpha: