public static Color[] GetColors(this BitmapSource image)
{
FormatConvertedBitmap formatConvertedBitmap = new FormatConvertedBitmap(image, PixelFormats.Bgra32, null, 0);
var data = formatConvertedBitmap.GetData();
Color[] returned = new Color[data.Length / 4];
for (int i = 0, k = 0; i < data.Length & k < returned.Length; i += 4, k++)
{
returned[k] = Color.FromArgb(
data[i + 3],
data[i + 2],
data[i + 1],
data[i]);
}
return(returned);
}