private static void YbrTripletToArgb(
byte[] ybrPixelData,
byte[] argbPixelData,
int sizeInPixels,
PhotometricInterpretation photometricInterpretation)
{
fixed(byte *pYbrPixelData = ybrPixelData)
{
fixed(byte *pArgbPixelData = argbPixelData)
{
int src = 0;
int dst = 0;
YbrToRgb converter = GetYbrToRgbConverter(photometricInterpretation);
for (int i = 0; i < sizeInPixels; i++)
{
int rgb = converter(
pYbrPixelData[src],
pYbrPixelData[src + 1],
pYbrPixelData[src + 2]);
pArgbPixelData[dst] = Color.FromArgb(rgb).B;
pArgbPixelData[dst + 1] = Color.FromArgb(rgb).G;
pArgbPixelData[dst + 2] = Color.FromArgb(rgb).R;
pArgbPixelData[dst + 3] = 0xff;
src += 3;
dst += 4;
}
}
}
}
private static YbrToRgb GetYbrToRgbConverter(PhotometricInterpretation photometricInterpretation)
{
YbrToRgb converter;
if (photometricInterpretation == PhotometricInterpretation.YbrFull)
{
converter = new YbrToRgb(YbrFullToRgb);
}
else if (photometricInterpretation == PhotometricInterpretation.YbrFull422)
{
converter = new YbrToRgb(YbrFull422ToRgb);
}
else if (photometricInterpretation == PhotometricInterpretation.YbrIct)
{
converter = new YbrToRgb(YbrIctToRgb);
}
else if (photometricInterpretation == PhotometricInterpretation.YbrPartial422)
{
converter = new YbrToRgb(YbrPartial422ToRgb);
}
else
{
converter = new YbrToRgb(YbrRctToRgb);
}
return(converter);
}
private static YbrToRgb GetYbrToRgbConverter(PhotometricInterpretation photometricInterpretation)
{
YbrToRgb converter;
if (photometricInterpretation == PhotometricInterpretation.YbrFull)
converter = new YbrToRgb(YbrFullToRgb);
else if (photometricInterpretation == PhotometricInterpretation.YbrFull422)
converter = new YbrToRgb(YbrFull422ToRgb);
else if (photometricInterpretation == PhotometricInterpretation.YbrIct)
converter = new YbrToRgb(YbrIctToRgb);
else if (photometricInterpretation == PhotometricInterpretation.YbrPartial422)
converter = new YbrToRgb(YbrPartial422ToRgb);
else
converter = new YbrToRgb(YbrRctToRgb);
return converter;
}
