update samples: waitKey() usage

Original commit is a5f19f7dd6ae5bc93f73e0417a9e0bfd34c01672
2016-08-12 15:11:30 +02:00
parent 4e7b521438
commit 6d34d6b47e
76 changed files with 142 additions and 154 deletions
@@ -40,6 +40,6 @@ if __name__ == '__main__':
        cv2.polylines(vis, hulls, 1, (0, 255, 0))

        cv2.imshow('img', vis)
-        if 0xFF & cv2.waitKey(5) == 27:
+        if cv2.waitKey(5) == 27:
            break
    cv2.destroyAllWindows()