Re: Making color image with transparency into black & white w/transparency

From: tar@xxxxxxxxxxxxx (Thomas A. Russ)
Date: 30 Mar 2007 08:33:15 -0800

Maybe you could look at java.awt.image.RGBImageFilter and write your own
RGB => Grayscale conversion. Or maybe using the existing
javax.swing.GrayFilter will do what you want. I'm not sure if the
latter one preserves the alpha channel, though.

--
Thomas A. Russ, USC/Information Sciences Institute

.

References:
- Making color image with transparency into black & white w/transparency
  - From: gswarthout
- Re: Making color image with transparency into black & white w/transparency
  - From: Knute Johnson

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