透视变换 (转)
摘要:
//透视变换int WarpPerspective(IplImage *grey){ IplImage* Img_old = cvCloneImage( grey ); float fix = 4; float w = (float)Img_old->width + fix; float h = (float)Img_old->height + fix; CvPoint2D32f src_point[4]; CvPoint2D32f dst_point[4]; //设定源观察面,即指定四边形的四个顶点 src_point[0].x=4; src_point[0].y=105; sr 阅读全文