FaceDetect.py 文件源码

def partial_blur(img, points, kenel_size = 9, type = 1):
    """
    Partial Gaussian blur within convex hull of points.
    Args:
        type = 0 for Gaussian blur
        type = 1 for average blur
    """
    points = cv2.convexHull(points)
    copy_img = img.copy()
    black = (0, 0, 0)
    if type:  
        cv2.blur(img, (kenel_size, kenel_size)) 
    else:
        cv2.GaussianBlur(img, (kenel_size, kenel_size), 0)
    cv2.fillConvexPoly(copy_img, points, color = black)
    for row in range(img.shape[:2][0]):
        for col in range(img.shape[:2][1]):
            if numpy.array_equal(copy_img[row][col], black):
                copy_img[row][col] = blur_img[row][col] 
    return copy_img