void PLPGMDecoder::readData
( PLBmpBase * pBmp,
PLDataSource * pDataSrc
)
{
int Width = m_PGMHeader.ImageWidth;
int Height = m_PGMHeader.ImageHeight;
PLBYTE * pDest;
PLBYTE ** pLineArray = pBmp->GetLineArray();
int y;
if (m_PGMHeader.ImageType == PGM_P2)
{
skipPgmASCIISeparators(pDataSrc);
m_UseLastByte = true;
}
for (y=0; y < Height; y++)
{
pDest = pLineArray[y];
if (m_PGMHeader.ImageType==PGM_P5) // P5
expandByteLine (pDest, m_PGMHeader.MaxGrayValue, Width, pDataSrc);
else // P2
expandASCIILine (pDest, m_PGMHeader.MaxGrayValue, Width, pDataSrc);
}
}
void PLPPMDecoder::readData(PLBmpBase *pBmp, PLDataSource *pDataSrc) {
int Width = m_PPMHead.ImageWidth;
int Height = m_PPMHead.ImageHeight;
PLPixel32 ** pLineArray = pBmp->GetLineArray32();
if (m_PPMHead.ImageType == PPM_P3) {
skipPpmASCIISeparators(pDataSrc);
m_UseLastByte = true;
}
for (int y=0; y < Height; y++) {
PLPixel32 *pDest = pLineArray[y];
if (m_PPMHead.ImageType==PPM_P6) // P6
expandByteLine (pDest, m_PPMHead.MaxSampleValue, Width, pDataSrc);
else // P3
expandASCIILine (pDest, m_PPMHead.MaxSampleValue, Width, pDataSrc);
}
}