MostColorful

MostColorful

Generates image from the most colourful pixels from each image via YUV

Path

ImageBlendingAlgorithms/IBALib/BlendingAlgorithms/MostColorful.cs

Essential code

public override Color Calculate(IEnumerable<Color> colors)
{
    var a = colors.ElementAt(0);
    var b = colors.ElementAt(1);
    var aq = Math.Abs(GetU(a) - 128) + Math.Abs(GetV(a) - 128);
    var bq = Math.Abs(GetU(b) - 128) + Math.Abs(GetV(b) - 128);
    return aq > bq ? a : b;
}

private static double GetY(Color c)
{
    return 0.299 * c.R + 0.587 * c.G + 0.114 * c.B;
}

private static double GetU(Color c)
{
    return -0.14713 * c.R - 0.28886 * c.G + 0.436 * c.B + 128;
}

private static double GetV(Color c)
{
    return 0.615 * c.R - 0.51499 * c.G - 0.10001 * c.B + 128;
}

Examples

the results of handling 3 source images

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