Questions tagged [xmp]

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8
votes
5answers
3k views

Why employ the xmp sidecar file in Lightroom?

Currently I trust the catalog file to hold all of develop settings for my files. I don't use xmp/sidecar files. If you use them, why? I'm searching for a reason why I should use them.
10
votes
3answers
1k views

Is there any way of achieving cross-application non-destructive RAW editing? (Maybe xmp files?)

Is there some way of saving (basic) non-destructive RAW developing/adjustments that is not limited to a particular app ecosystem (eg Adobe)? Understandably some transformations are proprietary (eg. ...
8
votes
4answers
6k views

Is there any way to save the develop settings of a virtual copy in Lightroom?

I usually set Lightroom to save the develop settings in a .XMP sidecar file, due to I don't like the whole "catalog" thing. Whenever I want to re-develop a photo, the developing information is right ...
1
vote
3answers
6k views

Editing and saving RAW files, and the relationship to the XMP sidecar files

I have thousands of RAW files that I've always saved in their original state (e.g. _DSC 2104) of which I now have dozens of that number in their respective files, thus showing that I am a creature of ...
6
votes
2answers
735 views

How do XMP files encode aperture?

When I open a Lightroom XMP file, I read this odd line (the photo has been taken at f/8.0, all tools agree with that) exif:ApertureValue="6/1" Apparently, 6/1 means f/8.0, but where is this ...
2
votes
4answers
4k views

Are there any downsides to automatically writing changes to XMP files in Lightroom?

In Lightroom CC, there is an option to automatically save all changes not only to the database, but also to a sidecar .XMP file. This can be useful if one wants to use the RAW files in other programs ...
1
vote
1answer
633 views

Lightroom TIFF XMP sidecar missing?

Before asking my question I'll quickly describe my workflow when shooting stock photos: Import CR2 in LR Basic edits (exposure, sharpness), LR writes changes in sidecar XMP Send JPGs to client who ...
0
votes
2answers
564 views

What is the proper formatting of the Subject Tag in XMP?

My intention is to assign tags to each image based on the content in the image.For example This image can be be assigned tags Tulips,Flower etc So can i assign subject like tulips,flower and so on ...