Am Mittwoch, 9. März 2016, 00:07:06 schrieb Denis Testemale: > Thanks for the answer. > I don't know for LR, I don't have it. I can understand that you try to match > exposure between LR and DT for the situations where users want to import > images and their treatment in DT, and not have to tweak the results too > much to obtain what they had in LR. The problem I see with this method is > very specific to the use I have of the xmp files (timelapse with the > Ramperpro controller): those xmp files and the exposure correction they > convey are used to smooth the exposure over the series of images. Indeed, > since the cameras, when not in bulb mode, use 'discrete' exposure time > (say, 1/100s, 1/80s but not 1/90s for example), those exposure corrections > compensate for that and smooth the exposure all along the series. So, if > the exposure compensation is modified, I suspect (but have not checked, > yet) it's going to ruin the objective. I hope my explanations are not too > confusing. Anyway, this is certainly a border case, and you should favor > the majority of use cases: make the import from LR to DT consistent.
I would assume that when a device generates an XMP file with Lightroom settings it is using values adapted to that target software. Otherwise their settings would result in wrong exposure in the intended program. [...] Tobias
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