CxImage::CreateFromMatrix()

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CDC *pDC = GetDC();//高和宽int x = _BackGroundRect->GetWidth();int y = _BackGroundRect->GetHeight();//存储象素内容BYTE **pixelMatrix = new BYTE* [y];for(int i = 0; i< y; i++)pixelMatrix[i] = new BYTE[x*3];for(int i = 1; i<= y; i++)for( int j = 1; j<= x; j++){COLORREF color = pDC->GetPixel(i,j);pixelMatrix[i-1][j-1] = (BYTE)GetBValue(color);pixelMatrix[i-1][j] = (BYTE)GetGValue(color);pixelMatrix[i-1][j+1] = (BYTE)GetRValue(color);}CxImage image;//从象素矩阵创建图像image.CreateFromMatrix(pixelMatrix,x,y,24,3*x,1);image.Save(_T("c:\\1.png"),2);for(int i = 0; i<y; i++)delete [] pixelMatrix[i];delete [] pixelMatrix;ReleaseDC(pDC);