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2007.07.04 18:02 "Re: 16-Bit-Per-Channel Lossless Compression", by Stephen Carlsen
Yes, using something like these schemes my 57.7 MB image can be compressed to 39 MB, using an image that is probably pretty close to a best case for that camera. At 7:28 PM +0200 7/4/07, Michael Wolf wrote: >You might want to have a look at openEXR and the compression schemes it >uses (most of them lossless). They have been designed for 16/32bit float >and real world imagery (i.e. film, which is close enough to photographs). >None of them achieve 1:2 though. You're lucky if you manage to shave off >30%-40%. > >Cheers, >Mike > >-- >db&w Bornemann & Wolf GbR >Dagmar Bornemann, Michael Wolf >Seyffer Str. 34 >70197 Stuttgart >Germany