Quoting SINGODIWIRJO Hermantino:
> Sorry re-posting the topic but I really need to find a way to do the trick.
> 
> Here is a simple spot :
> 
> I've got a surface on which I've drawn a gray filled rectangle. 
> 
> If I do a Getsurface on it and then render a transparent PNG on it, the transparent 
> part of the PNG erases the gray color.
> 
> So if the PNG is perfectly rectangular there is no problem, but if it isn't how can 
> I do to keep my color under the transparent PNG ?

Call IDirectFBImageProvider::GetDescription() and use alpha blending or color keying
as supposed in the description. This depends on whether you have an indexed PNG with
transparency a la GIF.

-- 
Best regards,
  Denis Oliver Kropp

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| DirectFB - Hardware accelerated graphics |
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                            Convergence GmbH


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