With JPEG2000 you can have 100% lossless compression if you choose. So,
a JPEG2000 compressed file can be identical to the original. PNG and
JPG aren't lossless.
Chuck
-----Original Message-----
From: Museums Computer Group [mailto:[log in to unmask]] On Behalf Of
David Croft
Sent: Tuesday, March 22, 2011 10:11 AM
To: [log in to unmask]
Subject: Re: Digital masters for the archive
Are there any advantages to JPEG2000 over something more widespread like
PNG?
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