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September 2006

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2006.09.15 12:38 "alpha in Grayscale or Palette", by Anurag Singh
2006.09.15 15:49 "Re: alpha in Grayscale or Palette", by Gerben Vos
2006.09.15 17:37 "Re: alpha in Grayscale or Palette", by Bob Friesenhahn
2006.09.15 17:46 "Re: alpha in Grayscale or Palette", by Ed Grissom
2006.09.15 17:54 "Re: alpha in Grayscale or Palette", by Bob Friesenhahn
2006.09.16 20:01 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.16 20:47 "Re: alpha in Grayscale or Palette", by Bob Friesenhahn
2006.09.16 21:50 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.16 22:00 "Re: alpha in Grayscale or Palette", by Toby Thain
2006.09.16 22:18 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.16 22:20 "Re: alpha in Grayscale or Palette", by Toby Thain
2006.09.16 22:38 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.17 02:07 "Re: alpha in Grayscale or Palette", by Graeme Gill
2006.09.17 08:49 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.17 09:03 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.17 10:39 "Re: alpha in Grayscale or Palette", by Graeme Gill
2006.09.17 17:23 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.18 01:35 "Re: alpha in Grayscale or Palette", by Graeme Gill
2006.09.18 09:40 "Re: alpha in Grayscale or Palette", by Joris Van Damme
2006.09.18 14:39 "Re: alpha in Grayscale or Palette", by Gerben Vos
2006.09.16 09:58 "Re: alpha in Grayscale or Palette", by Anurag Singh
2006.09.18 11:23 "Re: alpha in Grayscale or Palette", by Gerben Vos
2006.09.18 11:06 "Re: alpha in Grayscale or Palette", by Gerben Vos

2006.09.16 22:20 "Re: alpha in Grayscale or Palette", by Toby Thain

On 16-Sep-06, at 6:18 PM, Joris wrote:
> Toby Thain wrote:
> > Why is that challenging? You just omit that index from colour
> > matching consideration. In most cases, just thresholding alpha to
> > that index would be sufficient for opacity handling.
>
> You're clearly talking about the case where one palette entry is  
> made to code full transparency, and others are made to have no 
> transparency at all.

I am. I'll postpone worrying about the more general case until I meet  
it in real life. :)

--T