import?cv2
import?numpy?as?np

img?=?cv2.imread（“../images/statue_small.jpg“?0）
cv2.imwrite（“canny.jpg“?cv2.Canny（img?200?300））
cv2.imshow（“canny“?cv2.imread（“canny.jpg“））
cv2.waitKey（）
cv2.destroyAllWindows（）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\
?????目錄???????????0??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\
?????文件?????????413??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\contours.py
?????目錄???????????0??2019-04-05?16:37??__MACOSX\
?????目錄???????????0??2019-04-05?16:37??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\
?????目錄???????????0??2019-04-05?16:37??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._contours.py
?????文件?????????685??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\hough_circles.py
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._hough_circles.py
?????文件?????????763??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\contours_hull.py
?????文件?????????422??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._contours_hull.py
?????文件?????????695??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\hpf.py
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._hpf.py
?????文件?????????215??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\canny.py
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._canny.py
?????文件?????????783??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\fourier.py
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._fourier.py
?????文件????????1065??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\contours_2.py
?????文件?????????425??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._contours_2.py
?????文件?????????405??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\hough_lines.py
?????文件?????????423??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._hough_lines.py
?????文件????????1067??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\skin.py
?????文件?????????425??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?3_Code\._skin.py
?????目錄???????????0??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\
?????文件????????1229??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\disparity_video.py
?????目錄???????????0??2019-04-05?16:37??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\
?????文件?????????425??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\._disparity_video.py
?????文件????????1007??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\watershed.py
?????文件?????????425??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\._watershed.py
?????文件????????2737??2019-04-05?16:27??Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\depth.py
?????文件?????????425??2019-04-05?16:27??__MACOSX\Learning_OpenCV_3_Computer_Vision_with_Python_Second_Edition_Code\Chapter?5_Code\._depth.py
............此處省略115個文件信息