RGB与HSV转换

来源：互联网发布：淘宝优惠券推广海报编辑：程序博客网时间：2024/06/05 01:56

IplImage* HSVImage = cvCreateImage(cvGetSize(m_pFrame), 8, 3);
// HSV颜色空间各通道
IplImage* H = cvCreateImage(cvGetSize(m_pFrame), IPL_DEPTH_8U, 1);
IplImage* S = cvCreateImage(cvGetSize(m_pFrame), IPL_DEPTH_8U, 1);
IplImage* V = cvCreateImage(cvGetSize(m_pFrame), IPL_DEPTH_8U, 1);
cvCvtColor(m_pFrame, HSVImage, CV_BGR2HSV); //BGR→YUV
cvSplit( HSVImage, H, S, V, NULL);//分割通道
cvEqualizeHist(V,V);
cvMerge(H,S,V,NULL,HSVImage);
cvCvtColor(HSVImage,m_pFrame,CV_HSV2BGR);

cvReleaseImage(&H);
cvReleaseImage(&S);
cvReleaseImage(&V);
cvReleaseImage(&HSVImage);

IplImage* red=cvCreateImage(cvGetSize(m_pFrameDet),8,1);
  IplImage*green=cvCreateImage(cvGetSize(m_pFrameDet),8,1);
  IplImage*blue=cvCreateImage( cvGetSize(m_pFrameDet),8,1);
  cvSplit(m_pFrameDet,blue,green,red,NULL);
  cvEqualizeHist(red,red);
  cvEqualizeHist(green,green);
  cvEqualizeHist(blue,blue);
  cvMerge(blue,green,red,NULL,m_pFrameDet);
  cvReleaseImage(&red);
  cvReleaseImage(&green);
  cvReleaseImage(&blue);