recipe-578261.py 文件源码

def test_feature_detector(detector, imfname):
    image = cv2.imread(imfname)
    forb = cv2.FeatureDetector_create(detector)
    # Detect crashes program if image is not greyscale
    t1 = time.time()
    kpts = forb.detect(cv2.cvtColor(image, cv2.COLOR_BGR2GRAY))
    t2 = time.time()
    print detector, 'number of KeyPoint objects', len(kpts), '(time', t2-t1, ')'

    return kpts