internal static PixelLuma[][] SetY(this PixelLuma[][] luma, float[][] yMatrix)
{
int i, j;
for (i = 0; i < luma.Length; i++)
{
for (j = 0; j < luma[i].Length; j++)
{
var oldLuma = luma[i][j];
luma[i][j] = new PixelLuma(yMatrix[i][j], oldLuma.Cb, oldLuma.Cr);
}
}
return(luma);
}
private PixelLuma[][] GetLuminanceMatrix(Image <Rgba32> pixels, int width, int height)
{
int i, j;
PixelLuma[][] luminance = new PixelLuma[8][];
for (i = 0; i < 8; i++)
{
luminance[i] = new PixelLuma[8];
for (j = 0; j < 8; j++)
{
var pixel = pixels[width + i, height + j];
PixelLuma luma = new PixelLuma(pixel.R, pixel.G, pixel.B);
luminance[i][j] = luma;
}
}
return(luminance);
}
