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Re: [OM] 5D II pattern noise problem

Subject: Re: [OM] 5D II pattern noise problem
From: "C.H.Ling" <ch_photo@xxxxxxxxxxxxx>
Date: Thu, 3 Dec 2009 09:31:34 +0800
Sorry, it is my fault to lead you into confusion about the error happen only 
during pushing.... NO, the color is wrong even you do not push it. Just 
check the darker grey values without pushing with the RAW file. I seen 
problem with LX-1 file also, so I will not trust ACR.

C.H.Ling

----- Original Message ----- 
From: "Chuck Norcutt"

>I would push to specification limits (not necessarily failure) if I were
> the software test manager at Adobe.  Since I'm not that I'm only
> concerned if the software behaves appropriately for the images and
> conditions that I feed it.  This certainly looks like an ACR bug and may
> or may not be constrained to the 5DMkII.  I've never seen anything like
> it before but I don't own a MkII and I've never tried nor do I intend to
> try to push 4 stops.
>
> I'm generally very impressed with the code/design quality of PhotoShop
> and ACR.  In the 5 years I've been using these products I can only
> recall one bug that's bad enough to remember.  ACR 3 has a memory leak
> that causes failure after converting a large number of images (maybe 70
> or 80).  It fails with an out of memory error trying to write a
> converted image and continues to fail the same way until you get to the
> end of a batch.  I try to remember to restart PS periodically if I'm
> processing a bunch of images.  If it does fail you will lose your
> sidecar editing files... which is what makes this bug memorable.  :-)
>
> Chuck Norcutt
>
>

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