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put text example for opencv
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| http://study.marearts.com/2014/03/opencv-study-write-text-on-image.html | |
| ////////////////////////// | |
| //cvPutText, IplImage case. | |
| CvFont * font = new CvFont; | |
| cvInitFont(font, CV_FONT_VECTOR0, 0.5f, 1.0f, 0, 1, 8); //rate of width and height is 1:2 | |
| char szText[8]; | |
| sprintf(szText, "TextOut"); //make string | |
| cvPutText(Image, szText, CenterPoint, font, CV_RGB(255, 255, 255)); //draw text on the IplImage* (Image) | |
| ////////////////////////// | |
| //putText, Mat case. | |
| char TestStr[100]; | |
| sprintf(TestStr,"total time : %lf sec", 0.001 ); | |
| putText(OutImg, TestStr, Point(100,250), CV_FONT_NORMAL, 1, Scalar(255,255,255),1,1); //OutImg is Mat class; |
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example is here
http://study.marearts.com/2014/03/opencv-study-write-text-on-image.html