What are Alpha Bias and Despill Bias in Keylight(1.2) realy does?

[xlistax52479645]

Hi. I don't find any information about this options in the ae help. Everything works fine, but seriously i feel not full of knowledge about "Keylight" without this things. Please, help!

[ToolfarmJP · Accepted solution]

The link below is a little bit old. But it mentions the fundamentals of Keylight.

https://www.comp.nus.edu.sg/~cs4340/lab/Keylight_1.2v12_AE.pdf

[xlistax52479645]

Thanks a lot! That is what i wanted.