4楼:maxlogo:QImage::pixelColor (2020-02-15 12:56)
前辈我还想问一下,pixelcolor ..
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mhsolo 2020-02-15 13:27]
3楼:maxlogo:QImage::pixelColor (2020-02-15 12:56)
牛皮老哥,非常感谢你!
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mhsolo 2020-02-15 13:20]
1楼:或者说如何在像素图元(QGraphicsPixmapItem)里面判断一个点(x,y)是黑色还是白色,有没有什 ..
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mhsolo 2020-02-15 11:49]