There is a suite of standard PNG files exploring the variations you can have
in a PNG file. I am going to use this suite to make PNGReadWriter comply
with the standard. It will take me a while yet especially as I am being sent
to Malaysia next week and then I go on holidays. 

Russell

> -----Original Message-----
> From: squeak-dev-bounces at lists.squeakfoundation.org [mailto:squeak-dev-
> bounces at lists.squeakfoundation.org] On Behalf Of Bernd Eckardt
> Sent: Wednesday, 28 July 2004 4:52 AM
> To: squeak-list
> Subject: [BUG] PNGReader (example image)
> 
> to complete the bugreport: if you just drag and drop the png, you can
> see the wrong result.
> 
> Bernd Eckardt
> 
> Interlaced png-images opened in Squeak are displayed incorrectly. You
> just can see a grid of the image with transparent spaces. Saving a PNG
> out of Corel-Photopaint (standard) or  Photoshop (optional as
> interlaced) leads to this effect.
> Seems to be a little bug inside the PNGReadWriter class.