Firefox is very conservative when it comes to image formats - more so than any of the other browsers.. See WebP[1], JPEG2000[2] and JPEG-XR[3]. I'd be very surp

Firefox is very conservative when it comes to image formats - more so than any of the other browsers.. See WebP[1], JPEG2000[2] and JPEG-XR[3]. I'd be very surprised if they supported this. [1] https://bugzilla.mozilla.org/show_bug.cgi?id=856375 https://bugzilla.mozilla.org/show_bug.cgi?id=856375 [2] https://bugzilla.mozilla.org/show_bug.cgi?id=36351 https://bugzilla.mozilla.org/show_bug.cgi?id=36351 [3] https://bugzilla.mozilla.org/show_bug.cgi?id=500500 https://bugzilla.mozilla.org/show_bug.cgi?id=500500