public Bitmap ToBlackAndWhite(Bitmap original, bool dumb)
{
var bmp = new Bitmap(original.Width, original.Height);
for (int i = 0; i < bmp.Width; i++)
{
for (int j = 0; j < bmp.Height; j++)
{
var rgb = original.GetPixel(i, j);
var yuv = new Yuv();
if (dumb)
{
yuv.Y = (int)(0.333 * rgb.R + 0.333 * rgb.G + 0.333 * rgb.B);
}
else
{
yuv.FromRgb(rgb);
}
yuv.U = yuv.V = 0;
bmp.SetPixel(i, j, yuv.ToRgb());
}
}
return(bmp);
}
public Bitmap ToYuvAndBack(Bitmap original, int yBits, int uvBits)
{
var bmp = new Bitmap(original.Width, original.Height);
var yuv = new Yuv {
YBits = yBits, UBits = uvBits, VBits = uvBits
};
for (int i = 0; i < bmp.Width; i++)
{
for (int j = 0; j < bmp.Height; j++)
{
yuv.FromRgb(original.GetPixel(i, j));
bmp.SetPixel(i, j, yuv.ToRgb());
}
}
return(bmp);
}
