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Altera_Forum
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17 years ago

How to use Alpha Blending Mixer

Has anyone used the Alpha Blending Mixer with Alpha Blending turned on ? I'm not too sure how to use it or what results to expect. I thought I'd have a play by just mixing two images 50:50, b...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

If you want to do a fixed blend just tie the Alpha input ports for the two video feeds to some hard value. The Alpha Blending mixer assumes that the input on the Alpha port is presented on a per pixel basis and that it coincides with the avalon streaming input. It won't know or care if you just set it to some value.

Jake