> C.H.Ling <chling@xxxxxxxxxxxxx> wrote:
>
> I think it is not very true, for the same JPG file if you open it and
> re-save it again at the same compression level, the loss is very very
> little, I learn this from a book for Photoshop 2.5 many years ago. I
> remember there is a feature in Photoshop that can compare the
> different between two pictures, the author open and save a file seven
> times and found the different between the first JPEG and the last one
> has only very little different.
>
I wouldn't be too surprised if this behaviour is different with other image
editors. It
may be ok with Photoshop, but I wouldn't rely on it with other editors before
testing.
Wayne Harridge
http://members.optusnet.com.au/~w_harridge
< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
|