Archived posting to the Leica Users Group, 2013/10/27

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Subject: [Leica] M9 gotcha
From: hopsternew at (Geoff Hopkinson)
Date: Mon, 28 Oct 2013 09:36:19 +1100
References: <682AEF14A4CABCC240025B87@Visible-Trout.local> <> <0b4b01ced35e$30294280$907bc780$>

Well it's a four year old discussion Frank. Some people never used the
compression but ask any of us to actually demonstrate the difference in
photos and we cannot.
The M with much greater processing power has not used this option.


On 28 October 2013 08:47, Frank Filippone <red735i at> wrote:

> Geoff... if it is either 8 bits or 14 bits, and you then process the image
> in LR or CS, what data is LR or CS working with?  8 bits, or during file
> opening, the data is decompressed from 8 bits back up to 14 bits and then
> you are working with 14 bit data?
> The issue to me is the quantization level achievable in the post
> processing.....
> Frank Filippone
> Red735i at
> Brian, anecdotally most M9 shooters use that compressed option, although I
> didn't personally.  Of course, with the M8 it was the only option. The key
> is that it is non-linear compression. If you like I'll send you a copy of
> the LFI explanation of the mechanism.
> Cheers
> Geoff
> _______________________________________________
> Leica Users Group.
> See for more information

Replies: Reply from red735i at (Frank Filippone) ([Leica] M9 gotcha)
In reply to: Message from reid at (Brian Reid) ([Leica] M9 gotcha)
Message from hopsternew at (Geoff Hopkinson) ([Leica] M9 gotcha)
Message from red735i at (Frank Filippone) ([Leica] M9 gotcha)