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[jitter] Re: mixing 3 live video sources and a movie?

Nadav Assor nadassor at yahoo.com
Wed Feb 27 12:26:03 MST 2008


Hi Bill
- About the difference between lcd layers and videoplanes- videoplanes are more efficient, as they utilize the gpu. While you're at it, you could also check the videoplane blend modes, which give you some compositing effects you would otherwise use the  operators for. And of course use shaders (look in the "slab helpers" folder, there are example math and compositing patches) instead of jit.ops if you're heading into opengl land anyway.

- if you do want to use jit.op or other compositing objects- you usually need to chain them: i.e, connect source A and B into the first jit.op, then connect it's output and source C into the second jit.op, etc. Everything in the computer is binary in the end...

-nadav



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