大码美观优化

来源：互联网发布：横截面数据用什么回归编辑：程序博客网时间：2024/05/01 07:58
 /*------------------------------------------------------------------------------Function Name:RGB2HSVInput:    IplImage* imgOutput:    IplImage* dstReturn :    IplImage* dstDescribe:    对图像进行HSV变换操作，                在调用OnBnClickedBtn_output()操作时调用此函数-------------------------------------------------------------------------------*/IplImage*CMy222Dlg::RGB2HSV(IplImage* img)  {   /*创建和原始图像高度和宽度均相同的新图像，用来保存提取结果*/    int w=img->width;      int h=img->height;      IplImage* dst=cvCreateImage(cvSize(w,h),8,3);      for(int j=0;j<w;++j)      {          for(int i=0;i<h;++i)          {              int b=CV_IMAGE_ELEM(img,uchar,i,j*3+0);              int g=CV_IMAGE_ELEM(img,uchar,i,j*3+1);              int r=CV_IMAGE_ELEM(img,uchar,i,j*3+2);              int maxval=max(b,max(g,r));              int minval=min(b,min(g,r));              int v=maxval;              double diff=maxval-minval;              int s=diff*255/(v+DBL_EPSILON);                double h=0;              diff=60/(diff+DBL_EPSILON);              if(v==r)              {                  h=(g-b)*diff;              }              else if(v==g)              {                  h=(b-r)*diff+120.f;              }              else              {                  h=(r-g)*diff+240.f;              }              if( h<0)              {                  h+=360.f;              }              CV_IMAGE_ELEM(dst,uchar,i,j*3+0)=h/2;              CV_IMAGE_ELEM(dst,uchar,i,j*3+1)=s;              CV_IMAGE_ELEM(dst,uchar,i,j*3+2)=v;          }      }      return dst;  }
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