Can I use a tool like
exiftool to programatically inspect and manipulate the flag used for "Rejected" in Lightroom? I can't find a field that seems to correspond to it. If not, is there another OSX/Linux/Unix tool that could do that?
This is Lightroom-specific metadata, stored in the Lightroom catalog. You can verify this with this command1 in the OS X Terminal:
Now go back to Lightroom reject
That will tell you what changes Lightroom made to the photo's embedded metadata. All you'll see are a metadata date change and some UUID changes. You will not see any mention of a "Rejected in Lightroom" type of field, because there isn't one. There is nothing there for
You'll have to do this in Lua, as a Lightroom plugin. Once you have the
to get the current value. It will be 1 if picked, 0 if neutral, and -1 if rejected.
You could then un-reject a photo with: