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Commit 04b5028

makelove makelove

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全白

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ch04-图片
- 创建黑白图片1.py

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`‎ch04-图片/创建图片1.py renamed to ‎ch04-图片/创建黑白图片1.py`

Lines changed: 3 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -14,8 +14,10 @@`
`14`	`14`	`size = (2560, 1600)`
`15`	`15`	`# 全黑.可以用在屏保`
`16`	`16`	`black = np.zeros(size)`
	`17`	`+print(black[34][56])`
`17`	`18`	`cv2.imwrite('black.jpg',black)`
`18`	`19`
`19`		`-#white`
	`20`	`+#white 全白`
`20`	`21`	`black[:]=255`
	`22`	`+print(black[34][56])`
`21`	`23`	`cv2.imwrite('white.jpg',black)`

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