djtoshi182

I am trying to make a jitter grayscale input (rgb2luma) to alpha value that is white(visible)-->black(invisible).

The grey steps should be calculated into alpha value.

I am trying to make a jitter grayscale input (rgb2luma) to alpha value that is white(visible)-->black(invisible).
The grey steps should be calculated into alpha value.
any ideas?

how-can-i-make-greyscale-brightness-value-to-alpha-value

You could try the Auvi object au.addalpha --

You could try the Auvi object au.addalpha --
download Auvi at http://www.auvi-software.com


no luck yet, just smoothing edge of lumakey is the way I found.

Is there any way really calculate grayscale's each pixel value and convert it to alpha value??

hmm..
no luck yet, just smoothing edge of lumakey is the way I found.

Is there any way really calculate grayscale's each pixel value and convert it to alpha value??


How can I make greyscale (brightness value) to alpha value?