image_processor.py 文件源码

def threshold(self, img):
        cv2.cvtColor(img, cv2.COLOR_BGR2HSV, dst=self.hsv)
        cv2.inRange(self.hsv, self.thresh_low, self.thresh_high, dst=self.bin)

        cv2.morphologyEx(self.bin, cv2.MORPH_CLOSE, self.morphKernel, dst=self.bin2, iterations=1)

        if self.draw_thresh:
            b = (self.bin2 != 0)
            cv2.copyMakeBorder(self.black, 0, 0, 0, 0, cv2.BORDER_CONSTANT, value=self.RED, dst=self.out)
            self.out[np.dstack((b, b, b))] = 255

        return self.bin2