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HELP-Keeping RAW original


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My originals always change as i am working. Then when i reopen an image, the latest version comes up and i do not know how to get the original back. I hesitat to just copy eveything on the SD card to a file and then work on duplicates becuase there are many in each shoot that i would throw out before storing. it is very frustrating to not be able to get back to the original. I must be doing something wrong. Any suggestions?

Caryl

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Caryl, NEVER, EVER work on the original RAW file. If you use Lightroom (which I use) the real strength of the program is to organize & store both oriniginal RAW files and all the Tiffs & jpegs that you produce from your Post Processing.

 

Here's what I do. Remember, storage is cheap, so make sure you always have a backup of EVERYTHING you want to keep.

 

1) I always import from the card, never the camera, regardless of make.

 

2) I have a primary folder called RAW (how original is that). I store all my original RAW files there in subdirectories that are identified by date & if necessary some additional code.

I import the RAW files into Lightroom as DNG's. LR automatically will create a new folder or subdirectory with the date & code based on the imported name from the RAW directory, therefore coordinating your 2 archival sources of "original" digital negatives; the RAW & DNG.

 

3) Once you have imported the DNG's into Lightroom, you can make some initial edits and choices. Apply key words to create a database so retrieving any image is a snap. You can also track all the iterations of the image as you create new styles and experiment.

 

4)You CHANGE. Always PRESERVE the original, as you will want to revisit those images that are central to your work and reshape them to your altered aesthetic.

 

Good Luck.

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In general, on a computer,"save" will overwrite the original file and "save as" will allow you to keep the original if you specify a different location,format or name

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I don't know of any RAW converter that changes the original RAW file.

Most, all I have ever worked with, store the changes, edits, you have made to either a separate sidecar file or in the case of M8 and other camera DNG files it is stored within the original DNG file but those changes, edits, are simply removed.

If you are working with C1 V4 just delete the temp folders it creates and everthing will be back as shot. With LR or ACR you can right click, windows PC, on the file and select Remove edits (changes) and your back to the as shot image.

 

Also I don't know of any RAW converter that has a Save feature/function that overwrites the original RAW file, Especially with DNG files. If they do have a Save feature/function it will always want you to save to a different format like JPG ot TIF or if by chance they do have a save and file type DNG it will add a _1 to the newly saved file.

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Caryl,

In Adobe Camera Raw (CS4) when you have the RAW file open, ust press the alt key and the middle button between "Open Image" and "Donel" (which normally is "Cancel") will change to reset and restore the file to its original state when clicked. The alt key is what I use on the Mac, but as I remember from a number of years ago it was the same in CS and CS2 on Windows.

 

Maurice

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Things are never that simple (on a Mac).

 

If you select LR Catalog settings 'write changes to XMP' then it will update the contents of a Leica DNG file, and you will not see a separate XMP file. (Which you will for a Canon CRW file.) I am not sure about the technical details, possibly it is to do with Resource forks which are supported by OSX.

 

The following may help

 

http://forums.adobe.com/thread/345478

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Things are never that simple (on a Mac).

 

If you select LR Catalog settings 'write changes to XMP' then it will update the contents of a Leica DNG file, and you will not see a separate XMP file. (Which you will for a Canon CRW file.) I am not sure about the technical details, possibly it is to do with Resource forks which are supported by OSX.

 

The following may help

 

Adobe Forums: Sidecar files on a Mac

 

Didn't read your link but with a DNG file the edits/changes are store within the file it self but the original data does not get changed/edited, it just gets add to the file, and can always be removed.

The only thing that check box does for DNG files is it makes sure the edits are added to the original DNG file so other RAW converters, like ACR, can read the edits you have done in LR.

There is also a similar setting/option in ACR so LR can read edits done in ACR.

Just read the first part of that link and it is the same on Windows PC for DNG files, IE no sidecard XMP file is created the edits are stored inside the DNG file.

 

Also every other camera I have owned and shot RAW with and then opened and edited in ACR (didn't have LR at that time) the edits were stored in a XMP file. Delete the XMP file and you delete all the edits.

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Caryl,

You're welcome.

By the way, the adjustments you make in Adobe Camera Raw or for that matter in Lightroom are either stored in the DNG files or in the case of RAW files from other cameras in so called sidecar .xmp files alongside the RAW file. Adobe Camera Raw, or ACR, opens a RAW file with a set of default settings including among others, brightness, sharpening, curve, camera profile, White Balance as shot. If you make adjustments and change things, resetting goes back to the ACR default.

However, these default settings or any adjustments you make to the RAW or DNG file applies only to Adobe Camera RAW and won't affect another RAW developer such as Capture One or Raw Developer.

If you open a file with adjustments made in ACR with another RAW developing program it starts from scratch with its own default presets. This is my experience but I would certainly appreciate any comments or correction as that could save me from ruining a RAW file.

I do back up to two external drives, one of which is stored separately

Maurice

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If you open a file with adjustments made in ACR with another RAW developing program it starts from scratch with its own default presets. This is my experience but I would certainly appreciate any comments or correction as that could save me from ruining a RAW file.

 

That is totally correct with all the RAW developers I have ever used unless the other RAW developer can read the edits made with the previous program. In the case of ACR and LR.

But even with those 2 program if you don't select the right option in both when you edit something in ACR and then look at it in LR the edits done in ACR would be shown.

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