added 0xFF & in front of every waitKey so that it works on linux

2012-03-14 21:46:34 +00:00
parent ade7394e77
commit 9164ccbaaf
22 changed files with 25 additions and 25 deletions
--- a/samples/python2/feature_homography.py
+++ b/samples/python2/feature_homography.py
@@ -85,7 +85,7 @@ if __name__ == '__main__':
            draw_str(vis, (20, 40), 'matched: %d ( %d outliers )' % (match_n, match_n-inlier_n))
        
        cv2.imshow('img', vis)
-        ch = cv2.waitKey(1)
+        ch = 0xFF & cv2.waitKey(1)
        if ch == ord(' '):
            matcher.clear()
            matcher.add([desc])