cv2.error: OpenCV(4.5.2) .error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor' in command line - 无论代码示例

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📜 cv2.error: OpenCV(4.5.2) .error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor' in command line - 无论代码示例

📅 最后修改于: 2022-03-11 14:59:03.899000 🧑 作者: Mango

代码示例3

cv2.line(img, (int(corners_int[0, 0]), int(corners_int[0, 1])), (int(corners_int[3, 0]), int(corners_int[3, 1])), (255, 255, 0), 2)