Am 18.11.2015 um 21:48 schrieb [email protected]: > You could try cropping from command line using ImageMagick or similar.
Unless I did not misunderstand your answer, this is exactly what I try to avoid. What I want is to decide about the crop in dt but have the possibility to (slightly) adjust (meaning not only removing image parts but also adding them again) the crop in other software such as inkscape or scribus. Best regards Chris > From: Christian Mandel <[email protected]> > To: [email protected] > Sent: Wednesday, November 18, 2015 12:55 AM > Subject: [Darktable-users] Write crop metadata instead of performing crop > > Hi, > > is it possible to write crop metadata (see > http://photo.stackexchange.com/questions/43893/how-to-store-tilt-rotation-and-crop-information-in-metadata, > xmp parameters for crop values) instead of actually performing the crop? > I guess it is not a standard feature (at least I did not find it) but > maybe it is possible with lua? > > The background: I do a lot of design work with photographs from dt > (calendars, photo books, etc.). Therefore, the photographs have to fit > within given frames. When I crop in dt (e.g. in 2:3 format) and use it > in a 4:5 template, I have to crop again, which is often not possible due > to losing important image parts. For these situations it would be better > to be able to "add" some picture at the other edges. Therefore, I have > to go back into darktable, crop different, export again and reuse the > image, which is cumbersome. > > Not cropping in dt is cumbersome as well since I want the exported image > to appear as intended and the changes to make the image fit are only > minor corrections, not changing the message of the image. Furthermore I > use the images in multiple “products”, e.g. calendar and photo book. > That means, I have to manually keep track of the initial intended crop > and reproduce it for every purpose. On the other hand, initially doing > multiple crops in dt would spam my lighttable and my export directories. > Therefore I think writing crop to image metadata and exporting full size > images sounds like a perfect idea. > > I guess the complementary functionality is not implemented in the tools > that I use down the chain (inkscape, scribus and image viewers), but I > have to start somewhere, and from the link above it does not sound too > hard to do it. > > Any hints welcome :-) > > Thanks & best regards > > Chris > > > ------------------------------------------------------------------------------ > _______________________________________________ > Darktable-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/darktable-users > > > > > > > ------------------------------------------------------------------------------ > > > > _______________________________________________ > Darktable-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/darktable-users > ------------------------------------------------------------------------------ _______________________________________________ Darktable-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/darktable-users
