torch_neural_net.lutorpy.py 文件源码

def forward(self, rgbImg):
        """
        Perform a forward network pass of an RGB image.

        :param rgbImg: RGB image to process. Shape: (imgDim, imgDim, 3)
        :type rgbImg: numpy.ndarray
        :return: Vector of features extracted from the neural network.
        :rtype: numpy.ndarray
        """
        assert rgbImg is not None

        t = '/tmp/openface-torchwrap-{}.png'.format(
            binascii.b2a_hex(os.urandom(8)))
        bgrImg = cv2.cvtColor(rgbImg, cv2.COLOR_RGB2BGR)
        cv2.imwrite(t, bgrImg)
        rep = self.forwardPath(t)
        os.remove(t)
        return rep