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Re: filmscanners: Encoding/compression Was:CD storage
Tom writes ...
> >Hi everyone,If you are storing lots of images its worth using
Photoshops
> >LZW compression,If you have Photoshop that is .It will save a fair
bit
> >of space and wont degrade your hard won image like Jpeg does.
>
> I would assume that LZW is a sort of runlength encoding or otherwise
> non-destructive compression. There is no reason not to use it.
Some people don't use it simply because you don't save much more
than 15% with photographic images, and then dealing with the time
consuming overhead of encoding or decoding.
> Otherwise I believe GIF is a compressed bitmap format. You don't
loose any
> quality by exporting to GIF, but your files get significantly
smaller than
> with TIFF/BMP.
Not possible ... unless you convert your 24bit RGB to an 8bit
"indexed" palette ... and throw away much more information than with
JPEG.
shAf :o)
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