说明:ide
该部份内容为《OpenCV Computer Vision with Python》读书笔记。it
1.读入文件与保存。io
import cv2 image=cv2.imread('a.jpg') cv2.imwrite('b.jpg',image)
import cv2 grayImage = cv2.imread('a.jpg', cv2.CV_LOAD_IMAGE_GRAYSCALE) cv2.imwrite('b.png', grayImage)