| From: | paul |
| Date: | 18 Apr 2001 at 13:33:32 |
| Subject: | Re: Voyager Image Decoders |
--- In amigactive@y..., Matt Sealey <matt@k...> wrote:
> Hello Andrew
>
> > And I'd agree that Voyager's ditthering is rubbish, it looks
> > pathetic in 256 colours.
>
> It's a fairly standard algorithm though.
>
> > iBrowse is so much better.
>
> Oh you JEST. IBrowse's dithering is absolutely ABYSMAL.
>
> The result?
> Well, I'll show you the result..
Hmmm. How can you judge the dithering abilities of 2 programs with 1
image and a fixed number of pens?
If you're not using a graphics card by 2001 you *deserve* crappy
dithering :-)
> Dithering is a process of substituting colours for others in
> patterns to give the impression of a colour you don't have. It is
> NOT placing pixels in a fuzzy mess so that if you squint then it
> MIGHT be that colour if you wished and wished, or looks like good
> dithering on a 14" TV screen.
No it isn't. That would look crap. Dithering is the process of
scattering different colour pixels to give the impression of more
colours. See the Halftone, Floyd-Steinburg, Stucki etc. algoritms.
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