sketch.rb in rmagick-2.0.0

- old
+ new

@@ -9,17 +9,10 @@
 
 # Apply histogram equalization
 sketch = sketch.equalize
 
 # Sketch, then dissolve 25% of the original back in
-begin
-    sketch = sketch.sketch(0, 10, 135)
-    img = img.dissolve(sketch, 0.75, 0.25)
-
-rescue NotImplementedError
-    not_impl = Magick::Image.read('images/notimplemented.gif').first
-    not_impl.resize!(img.columns, img.rows)
-    img = not_impl
-end
+sketch = sketch.sketch(0, 10, 135)
+img = img.dissolve(sketch, 0.75, 0.25)
 
 img.write('sketch.jpg')
 