facemash.py 文件源码

def warp_im(im, M, dshape):
    output_im = np.ones(dshape, dtype=im.dtype)*255
    cv2.warpAffine(im,
                   M[:2],
                   (dshape[1], dshape[0]),
                   dst=output_im,
                   borderMode=cv2.BORDER_TRANSPARENT,
                   flags=cv2.WARP_INVERSE_MAP)
    return output_im