Harris corner example.

Author: jesolem

examples/ch2_harris_corners.py

@@ -0,0 +1,20 @@
+from pylab import *
+from numpy import *
+from PIL import Image
+
+from PCV.localdescriptors import harris
+
+"""
+Example of detecting Harris corner points (Figure 2-1 in the book).
+"""
+
+# open image
+im = array(Image.open('../data/empire.jpg').convert('L'))
+
+# detect corners and plot
+harrisim = harris.compute_harris_response(im)
+filtered_coords = harris.get_harris_points(harrisim, 10, threshold=0.01)
+harris.plot_harris_points(im, filtered_coords)
+
+# plot only 200 strongest
+harris.plot_harris_points(im, filtered_coords[:200])