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opencv ellipse /** @brief Draws a simple or thick elliptic arc or fills an ellipse sector. The function cv::ellipse with more parameters draws an elli 阅读全文
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opencv circle /** @brief Draws a circle. The function circle draws a simple or filled circle with a given center and radius. @param img Image where th 阅读全文
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opencv arrowedLine /** @brief Draws a arrow segment pointing from the first point to the second one. The function arrowedLine draws an arrow between p 阅读全文
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opencv line /** @brief Draws a line segment connecting two points. The function line draws the line segment between pt1 and pt2 points in the image. T 阅读全文
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发现ubuntu的ifconfig命令不能用了 bim@bim-ThinkPad-T440p:~$ bim@bim-ThinkPad-T440p:~$ ifconfig Command 'ifconfig' not found, but can be installed with: sudo apt 阅读全文
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osg Image转opencv Mat osg::ref_ptr<osg::Image> saveOsgImgObj = new osg::Image(); saveOsgImgObj = captureCallback2Obj->getOsgCameraImage(); cv::Mat open 阅读全文