https://ghostscript.com/docs/9.54.0/Devices.htm[......]
ghostscript中的有用选项
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https://ghostscript.com/docs/9.54.0/Devices.htm[......]
1 图片读取与通道
图片读取后,默认是个numpy的3维数组(row行数是height, col高度是图片宽度,3是BGR通道)
import cv2
img1 = cv2.imread('./dog_backpack.png')
img1.shape
(1401, 934, 3)
注意上面通道顺序是BGR哦,反人类吧,需要做转换,才能正常显示图片,如下:
img1 = cv2.cvtColor(img1, cv2.COLOR_BGR2RGB)
import matplo[......]
1 配置VSCode
打开Settings,搜索 file nesting
配置完成后,默认会把.d.ts、.js折叠到.ts下,如下图:
2 Explorer中默认折叠
配置搜索expand
更改为alwaysCollapse