On Tue, Sep 16, 2008 at 7:30 AM, Rolf Huehne <[EMAIL PROTECTED]> wrote:
> There is usually no drastic quality difference. It depends of course of
> the specific rendering and larger images might also be more problematic.
> If file size matters in my experience the quality of GIF images of PDB
> structures compared to JPEG images of similar size is often better.
> Therefore I didn't switch to JPEG images after implementing the
> automatic image generation with Jmol in the JenaLib.
>
> If there is a much higher quality loss with Jmol generated GIF images it
> might be due to an unfavourable mechanism to map the colors in the image
> to 256 colors. If this is not the case I would vote to include GIF in
> the menu and let the user decide to use it or not.
>
There's probably some simple algorithm that I don't know about that makes
this possible. Until I find it, though, I'd rather leave the GIF option off
the menu (but it is available with the WRITE IMAGE command). It really looks
bad right now.
>
> Regards,
> Rolf
>
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--
Robert M. Hanson
Professor of Chemistry
St. Olaf College
Northfield, MN
http://www.stolaf.edu/people/hansonr
If nature does not answer first what we want,
it is better to take what answer we get.
-- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
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