Why is the imagedata value different from Win32 to MacOS platforms?

[Malte Brill]

Chipp wrote:

> If you don't need the alpha channel of PNGs, I suggest always using  
> JPGs.

And if you need the alpha channel and work with a graphic app that  
can use Photoshop plugins try superpng, which can embed the correct  
gamma settings into the png files. I used to work with it a lot and  
after some playing with the export options I managed to match colors  
x-plat.

http://www.fnordware.com/superpng/

All the best,

Malte