Very early KDE 6 release.

plasma/shells/org.kde.plasma.desktop/contents/images/createspinner.py

@@ -0,0 +1,25 @@
+#!/usr/bin/python3
+
+from PIL import Image
+import glob
+import os
+
+os.system("mogrify -format png Bitmap5004.bmp")
+img = Image.open('Bitmap5004.png')
+
+w, h = img.size
+framesize = min(w, h)
+horizontalframes = (w > h)
+
+fin = False
+cropcount = 0
+while fin == False:
+    if (horizontalframes and framesize * (cropcount+1) > w) or (not horizontalframes and framesize * (cropcount+1) > h):
+        print("e")
+        fin = True
+        break
+    if horizontalframes:
+        img.crop((framesize * cropcount, 0, framesize * (cropcount+1), framesize)).save('spin'+str(cropcount)+'.png')
+    else:
+        img.crop((0, framesize * cropcount, framesize, framesize * (cropcount+1))).save('spin'+str(cropcount)+'.png')
+    cropcount += 1