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libfreerdp-codec: add 24bpp to 24bpp color conversion

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This commit is contained in:
Marc-André Moreau 2014-10-13 12:29:06 -04:00
parent a0bab75cff
commit 02987bbd4a
1 changed files with 76 additions and 0 deletions
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76
libfreerdp/codec/color.c
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@ -2448,7 +2448,83 @@ int freerdp_image24_copy(BYTE* pDstData, DWORD DstFormat, int nDstStep, int nXDs
}
else if (dstBytesPerPixel == 3)
{
BYTE* pSrcPixel;
BYTE* pDstPixel;
if (!invert)
{
if (!vFlip)
{
pSrcPixel = &pSrcData[(nYSrc * nSrcStep) + (nXSrc * 3)];
pDstPixel = &pDstData[(nYDst * nDstStep) + (nXDst * 3)];
for (y = 0; y < nHeight; y++)
{
CopyMemory(pDstPixel, pSrcPixel, nWidth * 3);
pSrcPixel = &pSrcPixel[nSrcStep];
pDstPixel = &pDstPixel[nDstStep];
}
}
else
{
pSrcPixel = &pSrcData[((nYSrc + nHeight - 1) * nSrcStep) + (nXSrc * 3)];
pDstPixel = &pDstData[(nYDst * nDstStep) + (nXDst * 3)];
for (y = 0; y < nHeight; y++)
{
CopyMemory(pDstPixel, pSrcPixel, nWidth * 3);
pSrcPixel = &pSrcPixel[-nSrcStep];
pDstPixel = &pDstPixel[nDstStep];
}
}
}
else
{
if (!vFlip)
{
pSrcPixel = &pSrcData[(nYSrc * nSrcStep) + (nXSrc * 3)];
pDstPixel = &pDstData[(nYDst * nDstStep) + (nXDst * 3)];
for (y = 0; y < nHeight; y++)
{
for (x = 0; x < nWidth; x++)
{
pDstPixel[0] = pSrcPixel[2];
pDstPixel[1] = pSrcPixel[1];
pDstPixel[2] = pSrcPixel[0];
pSrcPixel += 3;
pDstPixel += 3;
}
pSrcPixel = &pSrcPixel[nSrcPad];
pDstPixel = &pDstPixel[nDstPad];
}
}
else
{
pSrcPixel = &pSrcData[((nYSrc + nHeight - 1) * nSrcStep) + (nXSrc * 3)];
pDstPixel = &pDstData[(nYDst * nDstStep) + (nXDst * 3)];
for (y = 0; y < nHeight; y++)
{
for (x = 0; x < nWidth; x++)
{
pDstPixel[0] = pSrcPixel[2];
pDstPixel[1] = pSrcPixel[1];
pDstPixel[2] = pSrcPixel[0];
pSrcPixel += 3;
pDstPixel += 3;
}
pSrcPixel = &pSrcPixel[-((nSrcStep - nSrcPad) + nSrcStep)];
pDstPixel = &pDstPixel[nDstPad];
}
}
}
return 1;
}
else if (dstBytesPerPixel == 2)
{