thanks. that brings up another question: what is lossy or lossless ?
if tiff is the best why is it not resurrected by users?
:-)~MIKE~(-:


On Fri, Oct 5, 2012 at 5:53 PM, Derek Trotter <expat.arizonan@gmail.com>wrote:

>  The recent thread on png vs jpg might provide some helpful information.
> I'll try to give a brief answer.
>
> Jpeg throws away much of the information contained in the picture.  If you
> just want to look at the picture but don't want to edit it, jpeg should be
> ok.
>
> Png doesn't throw away any of the data, but compresses it so none of the
> data is lost.  This makes for a larger file, but a better choice if you
> want to maintain quality after editing the file.
>
> Gif is an old format dating back to 1987.  It's 8 bits per pixel so you
> only get 256 possible colors.
>
> Also anything I've read about tiff says it's preferred by professionals
> especially when they're going to edit the result.  A tiff image can be
> uncompressed, or compressed using either lossy or lossless options.
>
> I would suggest saving anything you're editing as an uncompressed tiff
> file while you're working on it.
>
> I have a 10 megapixel camera that saves pictures as jpg files.  I've taken
> several pictures to walmart to have them printed, and they look fine.
>
> No doubt by the time the weekend's over, you'll get some useful
> information.
>
> bye
>
> Derek
>
>  On 10/5/2012 16:08, Michael Havens wrote:
>
> I'm delving into GIMP. What is the best save format? JPG, GIF, etc...
> :-)~MIKE~(-:
>
>
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