PerspectiveCorrection.py 文件源码

def quadFromH(self):
        sy, sx = self.img.shape[:2]
        # image edges:
        objP = np.array([[
            [0, 0],
            [sx, 0],
            [sx, sy],
            [0, sy],
        ]], dtype=np.float32)
        return cv2.perspectiveTransform(objP, self._Hinv)