[PD] GEM: videos with alpha in MacOS?

IOhannes m zmoelnig zmoelnig at iem.at
Tue Apr 6 18:49:41 CEST 2010

On 2010-04-06 18:23, Jaime Oliver wrote:
> For a reason I can't explain I usually use
> pix_film
> |
> alpha
> |
> pix_alpha

the order of appearance of [alpha] is not relevant (as long as it
happens before the Geo): it just enables alpha blending.

[pix_alpha] will calculate the alpha-mask on the fly, which i think is
not what matteo wants (he wants to use pre-rendered alpha-masks; see
chris' answer on this)


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