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#define B(x,y) pRGB24[0 + 3 * ((x) + MyBmpInfo->biWidth * (y))] #define G(x,y) pRGB24[1 + 3 * ((x) + MyBmpInfo->biWidth * (y))] #define R(x,y) pRGB24[2 + 3 * ((x) + MyBmpInfo->biWidth * (y))] #define Bay(x,y) pBay[(x) + MyBmpInfo->biWidth * (y)] void CMyDlg::bayer_bilinear(BYTE *pBay, BYTE *pRGB24, int x, int y) { float tmp; tmp=(((UINT)Bay(x + 0, y + 1) + (UINT)Bay(x + 0, y - 1)) / 2)*fratio_B; if(tmp>255) tmp=255; B(x + 0, y + 0) = (BYTE)tmp; tmp=Bay(x + 0, y + 0)*fratio_G; if(tmp>255)tmp=255; G(x + 0, y + 0) = (BYTE)tmp; tmp=(((UINT)Bay(x - 1, y + 0) + (UINT)Bay(x + 1, y + 0)) / 2)*fratio_R; if(tmp>255) tmp=255; R(x + 0, y + 0) = (BYTE)tmp; /////////// tmp=Bay(x + 0, y + 1)*fratio_B; if(tmp>255)tmp=255; B(x + 0, y + 1) =(BYTE)tmp; tmp=( ((UINT)Bay(x + 0, y + 0) + (UINT)Bay(x + 0, y + 2) + (UINT)Bay(x - 1, y + 1) + (UINT)Bay(x + 1, y + 1)) / 4)*fratio_G; if(tmp>255)tmp=255; G(x + 0, y + 1) =(BYTE)tmp; tmp=(((UINT)Bay(x + 1, y + 0) + (UINT)Bay(x - 1, y + 0) + (UINT)Bay(x + 1, y + 2) + (UINT)Bay(x - 1, y + 2)) / 4)*fratio_R; if(tmp>255) tmp=255; R(x + 0, y + 1) =(BYTE)tmp ; //////////////// tmp=(((UINT)Bay(x + 0, y + 1) + (UINT)Bay(x + 2, y + 1) + (UINT)Bay(x + 0, y - 1) + (UINT)Bay(x + 2, y - 1)) / 4)*fratio_B; if(tmp>255)tmp=255; B(x + 1, y + 0) = (BYTE)tmp; tmp=(((UINT)Bay(x + 0, y + 0) + (UINT)Bay(x + 2, y + 0) + (UINT)Bay(x + 1, y - 1) + (UINT)Bay(x + 1, y + 1)) / 4)*fratio_G; if(tmp>255)tmp=255; G(x + 1, y + 0) = (BYTE)tmp; tmp=Bay(x + 1, y + 0)*fratio_R; if(tmp>255) tmp=255; R(x + 1, y + 0) =(BYTE)tmp ; //////////////////// tmp=( ((UINT)Bay(x + 0, y + 1) + (UINT)Bay(x + 2, y + 1)) / 2)*fratio_B; if(tmp>255) tmp=255; B(x + 1, y + 1) =(BYTE)tmp; tmp=Bay(x + 1, y + 1)*fratio_G; if(tmp>255)tmp=255; G(x + 1, y + 1) = (BYTE)tmp; tmp=( ((UINT)Bay(x + 1, y + 0) + (UINT)Bay(x + 1, y + 2)) / 2)*fratio_R; if(tmp>255) tmp=255; R(x + 1, y + 1) =(BYTE)tmp; } void CMyDlg::bayer_to_rgb24(BYTE *pBits, BYTE *pRGB24) { int i, j; for (i = 0; i < MyBmpInfo->biWidth-2; i += 2) { for (j = 1; j < MyBmpInfo->biHeight-2; j += 2) { bayer_bilinear(pBits, pRGB24, i, j); } } }
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