[GEM-dev] 0.90 and pix_video under Linux

[Mirko Petrovich]

I discovered that if I transform [pix_video] with [pix_grey] , 
alpha-blending works. [pix_rgba] doesn't.

Mirko Petrovich wrote:

> Hi IOhannes,
>
> Thanks for your reply, but I'm not having any luck.
>
> IOhannes m zmoelnig wrote:
>
>>
>> > Alpha blending doesn't work with pix_video using [alpha] and
>> > [colorRGB]in the renderchain (it worked in 0.888-cvs).Should I use
>> > [pix_alpha] instead ?
>>
>> hmm. i just tried and it certainly works for me.
>> does it produce any result (e.g.: image dimming but no transparency) ? 
>
>
> Nothing but black.
>
>>
>> do you - by chance - have the render order mixed up somehow ? 
>
>
> there's only one gemhead without arguments.
> I've tried sending messages like function or auto, but only sending a 
> zero to the first inlet of alpha i get the image.
>
Thanks again

-- 
Mirko Petrovich
Santiago de Chile