Hi Terje! > I am running Emacs version 27 (building from master) and recently > noticed that my images no longer scales using org-image-actual-width. > > I then read that ImageMagick support is no longer enabled by default as > there is a new "native" resizing method built-in to Emacs. > > As seen in the news for on Emacs version 27 (master branch): >> ** Emacs no longer defaults to using ImageMagick to display images, >> due to security and stability concerns. To override the default, use >> 'configure --with-imagemagick'. > > As well as: >> ** Emacs now supports resizing and rotating images without ImageMagick. >> All modern systems support this feature. (On GNU and Unix systems, >> Cairo drawing or the XRender extension to X11 is required for this to >> be available; the configure script will test for it and, if found, >> enable scaling.) > >> The new function 'image-transforms-p' can be used to test whether any >> given frame supports these capabilities. > > I then inspected the code of org-mode and noticed there is an expression > in the cond that figures out how to scale, e.g.: >> ((not (image-type-available-p 'imagemagick)) nil) > > I haven't looked into yet how the scaling is done, but I know some other > modes such as image-mode had support for using the new method. > > I think it would be great to support the native scaling option as well > when available. Since opting in to imagemagick will be Emacs wide and > then we loose the benefit of the new functionality.
I committed a fix to the master branch. I think the way was clear. But testing is welcome as always. Thanks, Marco