Archived posting to the Leica Users Group, 2014/04/12

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Subject: [Leica] DNG
From: grduprey at mchsi.com (grduprey at mchsi.com)
Date: Sun, 13 Apr 2014 00:32:48 -0500 (CDT)

Same here.

Gene

----- Original Message -----
From: "Leowesson" <leowesson at gmail.com>
To: "Leica Users Group" <lug at leica-users.org>
Sent: Saturday, April 12, 2014 8:30:35 PM GMT -06:00 US/Canada Central
Subject: Re: [Leica] DNG

I convert all of my nefs to dng.  It's easier.  No XML files to keep track 
of. 

Leo Wesson
leowesson.com

> On Apr 12, 2014, at 20:21, Herbert Kanner <kanner at acm.org> wrote:
> 
> It?s clear to me that a converted DNG, in this case from a Panasonic, is 
> not exactly equivalent to a DNG out of an M9. Apple has a couple of 
> applications what will directly display a DNG. They will not display a 
> Lightroon converted DNG from my Panasonic.
> 
> This sucks. I wish Adobe would fix it. I do have to say, however, that I 
> have not had any problem processing such fake DNGs in Lightroom.
> 
> Herbert Kanner
> kanner at acm.org
> 650-326-8204
> 
> Question authority and the authorities will question you.
> 
> 
> 
> 
>> On Apr 12, 2014, at 9:51 AM, Robert Rose <robert.rose at mac.com> wrote:
>> 
>> Jayanand,
>> 
>> I think there is some confusion here, as the text you quoted pertains to 
>> ?converted? DNG files, which I understand as a file that started life as 
>> something else, such as a NEF Nikon raw file, and then was converted to 
>> DNG by some Adobe product, such as Lightroom.  I am not surprised that 
>> DxO would not want to touch that.
>> 
>> All I do know is that the native DNG format from my M9 works great in 
>> Lightroom, previews just fine on my Mac, and is what I shoot.  Anything 
>> that I need to do with a photo in my workflow I can do in Lightroom, and 
>> DNG gives me the most latitude if I need it.
>> 
>> All the best,
>> Bob Rose
>> 
>> 
>> 
>> Message: 18
>> Date: Fri, 11 Apr 2014 19:56:36 +0530
>> From: Jayanand Govindaraj <jayanand at gmail.com>
>> Subject: [Leica] DNG
>> To: Leica Users Group <lug at leica-users.org>, PSM
>>    <psm-1857 at googlegroups.com>
>> Message-ID:
>>    <CAH1UNJ1pQRu_yu3gA2p7D17pxLQ354+NeTVm9mXy7ySoXrNmHw at mail.gmail.com>
>> Content-Type: text/plain; charset=ISO-8859-1
>> 
>>> From a Nikon list about DNG for what it is worth - I have no idea if it 
>>> is
>> true or not. I do not use DNG format, so it is of little concern to me, 
>> but
>> those who do might want to check it out:
>> 
>> Quote
>> Worth noting that DxO Optics Pro does not (cannot, will not) open DNG 
>> files
>> for the following reasons:
>> 
>> "Regarding DNG files. We do not offer currently support for converted DNG
>> files in Optics Pro or any of our other produces. Though DNG converted
>> files contain the original RAW file information, the information is no
>> longer exactly as the camera body wrote it. RAW files are encrypted by
>> their manufacturers, and in order to use the information in these files, 
>> we
>> must decrypt the information using precise information provided to us. To
>> do this, it is critical that the information in the file be exactly as it
>> was written by the camera, down to the exact location of the data within
>> the file. When you convert the original RAW file to the DNG format, the
>> decryption information we have fails because the data has been moved.
>> Optics Pro is a far more precise program than the other programs you 
>> noted,
>> so it is imperative that all information be as the camera originally wrote
>> it to your camera card. Therefore, we currently do not have any immediate
>> plans to offer converted DNG support for input files.  DxO Support Team "
>> Unquote
>> 
>> Cheers
>> Jayanand
>> 
>> _______________________________________________
>> Leica Users Group.
>> See http://leica-users.org/mailman/listinfo/lug for more information
> 
> 
> _______________________________________________
> Leica Users Group.
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In reply to: Message from leowesson at gmail.com (Leowesson) ([Leica] DNG)