python计算机视觉阅读笔记(一)
企业开发
2018-06-06 05:12:23
阅读次数: 2
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- from PIL import Image
- from numpy import *
- from pylab import *
- #获取原图
- pil_im = Image.open('img.jpg')
- imshow(pil_im)
- #灰度化
- pil_im1 = pil_im.convert('L')
- imshow(pil_im1)
- #复制和粘贴图像
- box = (50,50,200,200)
- region =pil_im.crop(box)
- imshow(region)
- region = region.transpose(Image.ROTATE_180)
- pil_im.paste(region,box)
- imshow(pil_im)
- #调整图片大小
- pil_im = pil_im.resize((50,100))
- imshow(pil_im)
- #转换角度
- pil_im = pil_im.rotate(45)
- imshow(pil_im)
转载自blog.csdn.net/zjh0918/article/details/80582006