TST: smaller arrays for bit comparison in test_rank for speed

scikit-image · Jul 11, 2015 · ba65c35 · ba65c35
1 parent 2353113
commit ba65c35
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/skimage/filters/rank/tests/test_rank.py b/skimage/filters/rank/tests/test_rank.py
@@ -282,7 +282,7 @@ def test_compare_8bit_unsigned_vs_signed():
     # of dynamic) should be identical
 
     # Create signed int8 image that and convert it to uint8
-    image = img_as_ubyte(data.camera())
+    image = img_as_ubyte(data.camera())[::2, ::2]
     image[image > 127] = 0
     image_s = image.astype(np.int8)
     with expected_warnings(['sign loss', 'precision loss']):
@@ -306,7 +306,7 @@ def test_compare_8bit_vs_16bit():
     # filters applied on 8-bit image ore 16-bit image (having only real 8-bit
     # of dynamic) should be identical
 
-    image8 = util.img_as_ubyte(data.camera())
+    image8 = util.img_as_ubyte(data.camera())[::2, ::2]
     image16 = image8.astype(np.uint16)
     assert_equal(image8, image16)