顶帽变化（转载）

  顶帽变化代码（VC实现）

  1     void CISLSView::OnTopHatA()
  2     {
  3         //顶帽变换
  4         //李立宗  lilizong@gmail.com
  5         //2012-8-23
  6         CImage topHatImage;
  7         OnOpeningGray();
  8         int maxY = myImage1.GetHeight();
  9         int maxX=myImage1.GetWidth();
 10         byte* pRealData1;
 11         byte* pRealData2;
 12         pRealData1=(byte*)myImage1.GetBits();
 13         pRealData2=(byte*)myImage2.GetBits();
 14         int pit1=myImage1.GetPitch();
 15         int pit2=myImage2.GetPitch();
 16         int bitCount1=myImage1.GetBPP()/8;
 17         int bitCount2=myImage2.GetBPP()/8;
 18         int tempMyImage1,tempMyImage2,temp;
 19         for (int y=0; y<maxY; y++) {
 20             for (int x=0; x<maxX; x++) {
 21                 tempMyImage1=*(pRealData1+pit1*(y)+(x)*bitCount1);
 22                 tempMyImage2=*(pRealData2+pit2*(y)+(x)*bitCount2);
 23                 temp=tempMyImage1-tempMyImage2;
 24                 *(pRealData2+pit2*(y)+(x)*bitCount2)=temp;
 25                 *(pRealData2+pit2*(y)+(x)*bitCount2+1)=temp;
 26                 *(pRealData2+pit2*(y)+(x)*bitCount2+2)=temp;
 27 
 28             }
 29         }
 30         Invalidate();
 31     }
 32 
 33 
 34     void CISLSView::OnTopHatB()
 35     {
 36         //顶帽变换
 37         //李立宗  lilizong@gmail.com
 38         //2012-8-23
 39         CImage topHatImage;
 40         OnOpeningGray();
 41         int maxY = myImage1.GetHeight();
 42         int maxX=myImage1.GetWidth();
 43         byte* pRealData1;
 44         byte* pRealData2;
 45         pRealData1=(byte*)myImage1.GetBits();
 46         pRealData2=(byte*)myImage2.GetBits();
 47         int pit1=myImage1.GetPitch();
 48         int pit2=myImage2.GetPitch();
 49         int bitCount1=myImage1.GetBPP()/8;
 50         int bitCount2=myImage2.GetBPP()/8;
 51         int tempMyImage1,tempMyImage2,temp;
 52         for (int y=0; y<maxY; y++) {
 53             for (int x=0; x<maxX; x++) {
 54                 tempMyImage1=*(pRealData1+pit1*(y)+(x)*bitCount1);
 55                 tempMyImage2=*(pRealData2+pit2*(y)+(x)*bitCount2);
 56                 temp=tempMyImage1-tempMyImage2;
 57                 temp=abs(temp);
 58                 *(pRealData2+pit2*(y)+(x)*bitCount2)=temp;
 59                 *(pRealData2+pit2*(y)+(x)*bitCount2+1)=temp;
 60                 *(pRealData2+pit2*(y)+(x)*bitCount2+2)=temp;
 61 
 62             }
 63         }
 64         Invalidate();
 65     }
 66 
 67 
 68     void CISLSView::OnTopHatC()
 69     {
 70         //顶帽变换
 71         //李立宗  lilizong@gmail.com
 72         //2012-8-23
 73         CImage topHatImage;
 74         OnClosingGray();
 75         int maxY = myImage1.GetHeight();
 76         int maxX=myImage1.GetWidth();
 77         byte* pRealData1;
 78         byte* pRealData2;
 79         pRealData1=(byte*)myImage1.GetBits();
 80         pRealData2=(byte*)myImage2.GetBits();
 81         int pit1=myImage1.GetPitch();
 82         int pit2=myImage2.GetPitch();
 83         int bitCount1=myImage1.GetBPP()/8;
 84         int bitCount2=myImage2.GetBPP()/8;
 85         int tempMyImage1,tempMyImage2,temp;
 86         for (int y=0; y<maxY; y++) {
 87             for (int x=0; x<maxX; x++) {
 88                 tempMyImage1=*(pRealData1+pit1*(y)+(x)*bitCount1);
 89                 tempMyImage2=*(pRealData2+pit2*(y)+(x)*bitCount2);
 90                 temp=tempMyImage1-tempMyImage2;
 91                 *(pRealData2+pit2*(y)+(x)*bitCount2)=temp;
 92                 *(pRealData2+pit2*(y)+(x)*bitCount2+1)=temp;
 93                 *(pRealData2+pit2*(y)+(x)*bitCount2+2)=temp;
 94 
 95             }
 96         }
 97         Invalidate();
 98     }
 99 
100 
101     void CISLSView::OnTopHatD()
102     {
103         //顶帽变换
104         //李立宗  lilizong@gmail.com
105         //2012-8-23
106         CImage topHatImage;
107         OnClosingGray();
108         int maxY = myImage1.GetHeight();
109         int maxX=myImage1.GetWidth();
110         byte* pRealData1;
111         byte* pRealData2;
112         pRealData1=(byte*)myImage1.GetBits();
113         pRealData2=(byte*)myImage2.GetBits();
114         int pit1=myImage1.GetPitch();
115         int pit2=myImage2.GetPitch();
116         int bitCount1=myImage1.GetBPP()/8;
117         int bitCount2=myImage2.GetBPP()/8;
118         int tempMyImage1,tempMyImage2,temp;
119         for (int y=0; y<maxY; y++) {
120             for (int x=0; x<maxX; x++) {
121                 tempMyImage1=*(pRealData1+pit1*(y)+(x)*bitCount1);
122                 tempMyImage2=*(pRealData2+pit2*(y)+(x)*bitCount2);
123                 temp=tempMyImage1-tempMyImage2;
124                 temp=abs(temp);
125                 *(pRealData2+pit2*(y)+(x)*bitCount2)=temp;
126                 *(pRealData2+pit2*(y)+(x)*bitCount2+1)=temp;
127                 *(pRealData2+pit2*(y)+(x)*bitCount2+2)=temp;
128 
129             }
130         }
131         Invalidate();
132     }