Re: [lens] JPEG vs GIF vs PNG

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Tom,

Thank you for your reply.  I'm still tossing it around and may just downsize
TIFF as much as possible as I'm hearing that PNG isn't 'good for photos.'
Thanks again for your input.

- Jerry

Tom Trottier wrote:

> Dear Jerry,
>
> GIF only has 256 different colours.
> PNG has lossless compression.
> I suggest PNG.
>
> tOM
>
> On Wednesday, April 07, 2004 at 11:08,
> Jerry McCown <photoforum@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> > Hello all;
> >
> > I produce training presentations in Microsoft PowerPoint and have just
> > noticed that my photos in the presentations are not as sharp as when
> > they were originally inserted.  Since I use JPEGs to reduce file size,
> > and edit the presentations on a continuos basis, apparently every time I
> > save the presentation, I am also saving the JPEGs and detail is lost. Do
> > any of you know if my analysis is correct?  Anytime a PowerPoint
> > presentation is saved each JPEG in the presentation will lose some
> > pixels?
> >
> > If I find that I will need to turn to a 'non-lossy' format, is the
> > recommendation to go to GIF, PNG, or some other format?
> >
> > Thanks in advance for any assistance.
> >
> >
> >
>
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