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 Bitmap ToBitmap(List <int> bits)
{
int size = Convert.ToInt32(Math.Ceiling(Math.Sqrt(bits.Count)));
Bitmap map = new Bitmap(size, size);
BitmapUtil.FillBitmapWithColor(Color.FromArgb(2, 2, 2), map);
BitmapUtil.Iterate(map, bits,
(point, diff) => { map.SetPixel(point.X, point.Y, Color.FromArgb(diff, 0, 0)); });
return(map);
}
public bool IsImageTooSmall(int diffsCount, Bitmap image)
{
int capablePixelsCount = 0;
BitmapUtil.Iterate(image, point =>
{
if (PixelUtil.IsPixelWritable(image.GetPixel(point.X, point.Y)))
{
capablePixelsCount++;
}
});
Console.WriteLine($"Found {capablePixelsCount} writable pixels, {diffsCount} required");
return(capablePixelsCount < diffsCount);
}
public List <int> Parse(Bitmap bitmap)
{
List <int> result = new List <int>();
BitmapUtil.Iterate(bitmap, point =>
{
Color color = bitmap.GetPixel(point.X, point.Y);
int sum = color.R + color.G + color.B;
if (sum <= 1)
{
result.Add(sum);
}
});
return(result);
}
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);
}
