[Gllug] PNG transparency to BMP transparency

[Bruce Richardson]

On 1/3/02, 10:41:44 AM, "Wulf Forrester-Barker" <wulf.f-b at uhl.nhs.uk> wrote 
regarding Re: [Gllug] PNG transparency to BMP transparency:


> .png transparency is not widely supported even in web browsing yet
> (certainly not the translucency effects that I'm waiting for). I think
> your best bet is to put the graphics on a solid background and then
> perform the conversion. You are certainly not, AFAIK, going to be able
> to create .bmp images with transparent areas, so you might as well deal
> with the problem at source rather than waiting until you get downstream
> (... if you catch my drift).

It turns out that the problem is a change of behavior between versions of 
Windows (surprise).  Some treat the colour in the top left pixel of a 
bitmap as transparent, others don't.

-- 

Bruce

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