Use grayscale image for census transform

sometimesfood · May 27, 2011 · abb0ea5 · abb0ea5
1 parent 238d4f9
commit abb0ea5
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/censusTransformImage.m b/censusTransformImage.m
@@ -1,9 +1,10 @@
 function censusTransformedImage = censusTransformImage(image)
-censusTransformedImage = zeros(size(image)-2, 'uint8');
-[height, width] = size(image);
+grayImage = rgb2gray(image);
+censusTransformedImage = zeros(size(grayImage)-2, 'uint8');
+[height, width] = size(grayImage);
 for x = 2:width-1
   for y = 2:height-1
-    censusTransformedImage(y-1, x-1) = censusTransform(image, x, y);
+    censusTransformedImage(y-1, x-1) = censusTransform(grayImage, x, y);
   end
 end
 end