Re: [Swftools-common] Problems with converting pdf to image

[Matthias Kramm]

On Tue, Aug 14, 2012 at 01:52:44PM +0400, ?????????? ???????????? 
<address@hidden> wrote:
> I've been trying to convert pdf to png files using python gfx library. Most 
> of the images are ok, but sometimes I get something like this: 
> http://okey.uat.usetech.ru/media/catalogs/covers/2012-08-14/thumbs/volzhskij.png.100x125_q85.png
> 
> Some layers are replaced with black background. How can I fix this problem? 
> Some extra parameters, maybe?
> 
> swftools version is 0.9.2
> gfx version is 0.9.2
> 
> The code, that I use for conversation is here: 
> https://gist.github.com/3347909, I'm extracting just the cover.

Try
    gfx.setparameter("bitmap", "1")
.
That'll use a rendering backend that's better at handling transparency drawing
operations, which is probably what's causing the black background problem.

Matthias