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Bitmap processing

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Jakub Melka
2021-01-19 20:14:50 +01:00
parent d3827cfcc4
commit ea62e6ee32
5 changed files with 376 additions and 3 deletions
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42
Pdf4QtLib/sources/pdfblendfunction.cpp
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@ -323,9 +323,49 @@ PDFRGB PDFBlendFunction::blend_Luminosity(PDFRGB Cb, PDFRGB Cs)
return nonseparable_SetLum(Cb, nonseparable_Lum(Cs));
}
PDFGray PDFBlendFunction::blend_Hue(PDFGray Cb, PDFGray Cs)
{
return nonseparable_rgb2gray(blend_Hue(nonseparable_gray2rgb(Cb), nonseparable_gray2rgb(Cs)));
}
PDFGray PDFBlendFunction::blend_Saturation(PDFGray Cb, PDFGray Cs)
{
return nonseparable_rgb2gray(blend_Saturation(nonseparable_gray2rgb(Cb), nonseparable_gray2rgb(Cs)));
}
PDFGray PDFBlendFunction::blend_Color(PDFGray Cb, PDFGray Cs)
{
return nonseparable_rgb2gray(blend_Color(nonseparable_gray2rgb(Cb), nonseparable_gray2rgb(Cs)));
}
PDFGray PDFBlendFunction::blend_Luminosity(PDFGray Cb, PDFGray Cs)
{
return nonseparable_rgb2gray(blend_Luminosity(nonseparable_gray2rgb(Cb), nonseparable_gray2rgb(Cs)));
}
PDFCMYK PDFBlendFunction::blend_Hue(PDFCMYK Cb, PDFCMYK Cs)
{
return nonseparable_rgb2cmyk(blend_Hue(nonseparable_cmyk2rgb(Cb), nonseparable_cmyk2rgb(Cs)), Cb[3]);
}
PDFCMYK PDFBlendFunction::blend_Saturation(PDFCMYK Cb, PDFCMYK Cs)
{
return nonseparable_rgb2cmyk(blend_Saturation(nonseparable_cmyk2rgb(Cb), nonseparable_cmyk2rgb(Cs)), Cb[3]);
}
PDFCMYK PDFBlendFunction::blend_Color(PDFCMYK Cb, PDFCMYK Cs)
{
return nonseparable_rgb2cmyk(blend_Color(nonseparable_cmyk2rgb(Cb), nonseparable_cmyk2rgb(Cs)), Cb[3]);
}
PDFCMYK PDFBlendFunction::blend_Luminosity(PDFCMYK Cb, PDFCMYK Cs)
{
return nonseparable_rgb2cmyk(blend_Luminosity(nonseparable_cmyk2rgb(Cb), nonseparable_cmyk2rgb(Cs)), Cs[3]);
}
PDFRGB PDFBlendFunction::nonseparable_gray2rgb(PDFGray gray)
{
return PDFRGB{ gray, gray, gray };
return nonseparable_SetLum(PDFRGB{ 0.0f, 0.0f, 0.0f }, gray);
}
PDFGray PDFBlendFunction::nonseparable_rgb2gray(PDFRGB rgb)