public void ScaleImage(int scaleSize, int[] src, int[] trg, int srcWidth, int srcHeight, ScalerCfg cfg, int yFirst, int yLast)
{
_scaler = scaleSize.ToIScaler();
_cfg = cfg;
_colorDistance = new ColorDist(_cfg);
_colorEqualizer = new ColorEq(_cfg);
ScaleImageImpl(src, trg, srcWidth, srcHeight, yFirst, yLast);
}
// scaleSize = 2 to 5
public Bitmap ScaleImage(Bitmap image, int scaleSize, ScalerCfg config = null)
{
config = config ?? new ScalerCfg();
var fixedFormatImage = image.ChangeFormat(PixelFormat.Format32bppRgb);
var rgbValues = fixedFormatImage.ToIntArray();
var scaleFactor = scaleSize;
var scaledRbgValues = new int[rgbValues.Length * (scaleFactor * scaleFactor)];
ScaleImage(scaleSize, rgbValues, scaledRbgValues, fixedFormatImage.Width, fixedFormatImage.Height, config, 0, int.MaxValue);
return(scaledRbgValues.ToBitmap(fixedFormatImage.Width * scaleFactor, fixedFormatImage.Height * scaleFactor, fixedFormatImage.PixelFormat));
}
public Color32[] ScaleImage(Texture2D texture, int scaleSize, ScalerCfg config = null)
{
byte[] bytes = ImageConversion.EncodeToPNG(texture);
System.IO.Stream s = new System.IO.MemoryStream(bytes);
Bitmap bitmap = new Bitmap(s);
Bitmap result = ScaleImage(bitmap, scaleSize, config);
Color32[] colors = new Color32[result.Width * result.Height];
for (int y = 0; y < result.Height; y++)
{
for (int x = 0; x < result.Width; x++)
{
System.Drawing.Color c = result.GetPixel(x, y);
colors[(result.Height - y - 1) * result.Width + x] = new Color32(c.R, c.G, c.B, c.A);
}
}
return(colors);
}