cv2.error: OpenCV(4.9.0) D:\a\opencv-python\opencv-python\opencv\modules\imgcodecs\src\loadsave.cpp:696: error: (-2:Unspecified error) could not find a writer for the specified extension in function 'cv::imwrite_' - Qiita

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cv2.error: OpenCV(4.9.0) D:\a\opencv-python\opencv-python\opencv\modules\imgcodecs\src\loadsave.cpp:696: error: (-2:Unspecified error) could not find a writer for the specified extension in function 'cv::imwrite_'likers

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