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void CSDIELSView::OnSharpeningLaplace(){
//程序编制：李立宗 lilizong@gmail.com
//2012-8-11if(myImage1.IsNull())OnOpenResourceFile();if(!myImage2.IsNull())myImage2.Destroy();if(myImage2.IsNull()){myImage2.Create(myImage1.GetWidth(),myImage1.GetHeight(),24,0);}//COLORREF pixel; int maxY = myImage1.GetHeight();int maxX=myImage1.GetWidth();byte* pRealData;byte* pRealData2;pRealData=(byte*)myImage1.GetBits();pRealData2=(byte*)myImage2.GetBits();int pit=myImage1.GetPitch();int pit2=myImage2.GetPitch();//需要注意,pit和pit2的值并不一样,所以如果使用一个值,会导致不同的结果出现//CString str;//str.Format(TEXT("%d"),pit);//MessageBox(str);//str.Format(TEXT("%d"),pit2);//MessageBox(str);int bitCount=myImage1.GetBPP()/8;int bitCount2=myImage2.GetBPP()/8;int tempR,tempG,tempB;int tempX,tempY;int temp;//int M[3][3]={{1,2,1},{2,4,2},{1,2,1}};int t=100; //门限// tempR=tempG=tempG=0;//说明：将生产的图像作为24位图处理。for (int y=1; y<maxY-1; y++) {for (int x=1; x<maxX-1; x++) {temp=*(pRealData+pit*(y-1)+(x-1)*bitCount)+*(pRealData+pit*(y-1)+(x)*bitCount)+*(pRealData+pit*(y-1)+(x+1)*bitCount)+*(pRealData+pit*(y)+(x-1)*bitCount)-8*(*(pRealData+pit*(y)+(x)*bitCount))+*(pRealData+pit*(y)+(x+1)*bitCount)+*(pRealData+pit*(y+1)+(x-1)*bitCount)+*(pRealData+pit*(y+1)+(x)*bitCount)+*(pRealData+pit*(y+1)+(x+1)*bitCount);temp=abs(temp);if(temp>255)tempR=255;elsetempR=temp;if(bitCount==1){tempG=tempR;tempB=tempR;}else{temp=*(pRealData+pit*(y-1)+(x-1)*bitCount+1)+*(pRealData+pit*(y-1)+(x)*bitCount+1)+*(pRealData+pit*(y-1)+(x+1)*bitCount+1)+*(pRealData+pit*(y)+(x-1)*bitCount+1)-8*(*(pRealData+pit*(y)+(x)*bitCount+1))+*(pRealData+pit*(y)+(x+1)*bitCount+1)+*(pRealData+pit*(y+1)+(x-1)*bitCount+1)+*(pRealData+pit*(y+1)+(x)*bitCount+1)+*(pRealData+pit*(y+1)+(x+1)*bitCount+1);temp=abs(temp);if(temp>255)tempG=255;elsetempG=temp;temp=*(pRealData+pit*(y-1)+(x-1)*bitCount+2)+*(pRealData+pit*(y-1)+(x)*bitCount+2)+*(pRealData+pit*(y-1)+(x+1)*bitCount+2)+*(pRealData+pit*(y)+(x-1)*bitCount+2)-8*(*(pRealData+pit*(y)+(x)*bitCount+2))+*(pRealData+pit*(y)+(x+1)*bitCount+2)+*(pRealData+pit*(y+1)+(x-1)*bitCount+2)+*(pRealData+pit*(y+1)+(x)*bitCount+2)+*(pRealData+pit*(y+1)+(x+1)*bitCount+2);temp=abs(temp);if(temp>255)tempB=255;elsetempB=temp;}*(pRealData2+pit2*y+x*bitCount2)=tempR;*(pRealData2+pit2*y+x*bitCount2+1)=tempG;*(pRealData2+pit2*y+x*bitCount2+2)=tempB;}}Invalidate();}这篇关于图像锐化拉普拉斯vc代码的文章就介绍到这儿，希望我们推荐的文章对编程师们有所帮助！
