public Bitmap ToBitmap(List <int> bits, Bitmap image)
{
if (IsImageTooSmall(bits.Count, image))
{
throw new ArgumentException("Image is too small!");
}
// Bitmap newImage = new Bitmap(image.Width, image.Height);
Bitmap newImage = new Bitmap(image);
BitmapUtil.Iterate(image, bits, (point, diff) =>
{
NumberColor numberColor = NumberColor.fromColor(image.GetPixel(point.X, point.Y));
if (numberColor.R <= 253)
{
numberColor.R += diff;
}
else if (numberColor.G <= 253)
{
numberColor.G += diff;
}
else if (numberColor.B <= 253)
{
numberColor.B += diff;
}
newImage.SetPixel(point.X, point.Y, numberColor.toColor());
});
return(newImage);
}
public List <int> Parse(Bitmap bitmap, Bitmap basemap)
{
List <int> result = new List <int>();
if (bitmap.Width != basemap.Width || bitmap.Height != basemap.Height)
{
throw new ArgumentException("Invalid base image!");
}
BitmapUtil.Iterate(bitmap, point =>
{
NumberColor bitmapColor = NumberColor.fromColor(bitmap.GetPixel(point.X, point.Y));
NumberColor basemapColor = NumberColor.fromColor(basemap.GetPixel(point.X, point.Y));
if (PixelUtil.IsPixelReadable(bitmap.GetPixel(point.X, point.Y)) && PixelUtil.IsPixelReadable(basemap.GetPixel(point.X, point.Y)))
{
int colorDiff = bitmapColor.SubtractNumberColor(basemapColor);
result.Add(colorDiff);
}
});
return(result);
}
public static bool IsPixelWritable(Color pixel)
{
NumberColor numberColor = NumberColor.fromColor(pixel);
return((numberColor.R <= 254 || numberColor.G <= 254 || numberColor.B <= 254) && numberColor.A > 0);
}
public static bool IsPixelReadable(Color pixel)
{
NumberColor numberColor = NumberColor.fromColor(pixel);
return(numberColor.A > 0);
}
