rescale_photos.py 文件源码

def pad_height(image):
    height, width, _ = image.shape
    border_x = 0
    border_y = int(round(1080-height)/2.)
    image = cv2.copyMakeBorder(image, border_y, border_y,
                               border_x, border_x,
                               cv2.BORDER_CONSTANT, value=[0,0,0,0])
    return image