Added gimp-script for adding shadow to screenshots.

batch-drop-shadow.scm

@@ -0,0 +1,26 @@
+ ; Based on script by Michiel Roos, found on:
+ ; http://www.typofree.org/article/archive/2009/january/title/create-a-drop-shadow-folder-action/
+ ;
+ ; Place the script in your gimp scripts folder (eg. ~/.gimp-2.8/scripts) go to the
+ ; folder with images you wish to add shadow to and execute like this:
+ ; gimp --no-data -i -b '(batch-drop-shadow "*.png" 8 8 10)' -b '(gimp-quit 0)'
+ ;
+
+ (define (batch-drop-shadow pattern 
+                             offsetx
+                             offsety
+                             radius)
+   (let* ((filelist (cadr (file-glob pattern 1))))
+     (while (not (null? filelist))
+       (let* ((filename (car filelist))
+         (image (car (gimp-file-load RUN-NONINTERACTIVE filename filename)))
+         (drawable (car (gimp-image-get-active-layer image))))
+         (script-fu-drop-shadow image drawable offsetx offsety radius '(0 0 0) 80.0 TRUE)
+         (set! drawable (car (gimp-image-merge-visible-layers image 0)))
+         (gimp-file-save RUN-NONINTERACTIVE image drawable filename filename)
+         (gimp-image-delete image)
+       )
+       (set! filelist (cdr filelist))
+     )
+   )
+ )