private void AdjustHue(Image <Rgba32> source, Image <Rgba32> output, Rgba32 averageColor)
{
output.Mutate(c =>
{
Parallel.For(0, source.Height, h =>
{
var rowSpan = source.GetPixelRowSpan(h);
for (int w = 0; w < source.Width; w++)
{
Rgba32 pixel = new Rgba32();
rowSpan[w].ToRgba32(ref pixel);
int R = Math.Min(255, Math.Max(0, (pixel.R + averageColor.R) / 2));
int G = Math.Min(255, Math.Max(0, (pixel.G + averageColor.G) / 2));
int B = Math.Min(255, Math.Max(0, (pixel.B + averageColor.B) / 2));
Color clAvg = new Rgba32(Convert.ToByte(R), Convert.ToByte(G), Convert.ToByte(B));
Rgba32 pixelColor = clAvg.ToPixel <Rgba32>();
output[w, h] = pixelColor;
}
});
});
}
public override Image <TPixel> GetImage()
{
Image <TPixel> image = base.GetImage();
Color color = new Rgba32(this.r, this.g, this.b, this.a);
image.GetRootFramePixelBuffer().FastMemoryGroup.Fill(color.ToPixel <TPixel>());
return(image);
}
public override Image <TPixel> GetImage()
{
Image <TPixel> image = base.GetImage();
Color color = new Rgba32(this.r, this.g, this.b, this.a);
image.GetPixelSpan().Fill(color.ToPixel <TPixel>());
return(image);
}