//
public static Vector2Int GetResultSize(ITextureProcessor tp)
{
if (tp.SourceTexture == null)
{
return(Vector2Int.zero);
}
if ((tp.Width > 0 && tp.Width != tp.SourceTexture.width) || (tp.Height > 0 && tp.Height != tp.SourceTexture.height))
{
var w = tp.Width > 0 ? tp.Width : tp.SourceTexture.width;
var h = tp.Height > 0 ? tp.Height : tp.SourceTexture.height;
return(new Vector2Int(w, h));
}
return(new Vector2Int(tp.SourceTexture.width, tp.SourceTexture.height));
}
protected void _initialize(string profile)
{
_player = new GstMultipleNetworkPlayer();
if (profile == "Ovrvision")
{
var p = new OvrvisionTextureProcessor();
ProcessedTextures = p.GetTextures();
_processor = p;
}
if (_processor != null && _config != null)
{
_processor.SetConfigurations(_config.CamerConfigurationsStr);
}
_IsDone = false;
}
public override void Destroy()
{
if (_processingThread != null)
{
_IsDone = true;
_processingThread.Join();
_processingThread = null;
}
base.Destroy();
_player = null;
Debug.Log("Destroying Network Texture");
if (_processor != null)
{
_processor.Close();
_processor = null;
}
}
//
public static void Generate(ITextureProcessor tp, Texture2D result)
{
Color32[] pixels;
var size = GetResultSize(tp);
if (size.x != tp.SourceTexture.width || size.y != tp.SourceTexture.height)
{
pixels = (tp.ResizeMethod == TextureProcessor.ResizeMethodType.Point) ? Scale.Point(tp.SourceTexture, size) : Scale.Bilinear(tp.SourceTexture, size);
}
else
{
pixels = tp.SourceTexture.GetPixels32();
}
// BRIGHTNESS https://www.dfstudios.co.uk/articles/programming/image-programming-algorithms/image-processing-algorithms-part-4-brightness-adjustment/
var brightness = tp.Brightness * 255.0;
// CONTRAST https://www.dfstudios.co.uk/articles/programming/image-programming-algorithms/image-processing-algorithms-part-5-contrast-adjustment/
var contrast = tp.Contrast * 255.0;
var contrastFactor = (259.0 * (contrast + 255.0)) / (255.0 * (259.0 - contrast));
// GAMMA https://www.dfstudios.co.uk/articles/programming/image-programming-algorithms/image-processing-algorithms-part-6-gamma-correction/
var gammaCorrection = 1.0 / (double)tp.Gamma;
// SATURATION https://www.dfstudios.co.uk/articles/programming/image-programming-algorithms/image-processing-algorithms-part-3-greyscale-conversion/
var saturation = (double)tp.Saturation;
// COLOR
var red = (double)tp.Red;
var green = (double)tp.Green;
var blue = (double)tp.Blue;
double Remap(double value, double oldMin, double oldMax, double newMin, double newMax)
{
return(((newMax - newMin) * (value - oldMin) / (oldMax - oldMin)) + newMin);
}
for (int i = 0; i < pixels.Length; ++i)
{
var pr = (double)pixels[i].r;
var pg = (double)pixels[i].g;
var pb = (double)pixels[i].b;
if (brightness != 0.0)
{
pr = pr + brightness;
pg = pg + brightness;
pb = pb + brightness;
}
if (contrast != 0.0)
{
pr = contrastFactor * (pr - 128.0) + 128.0;
pg = contrastFactor * (pg - 128.0) + 128.0;
pb = contrastFactor * (pb - 128.0) + 128.0;
}
if (gammaCorrection != 1.0)
{
pr = (255.0 * System.Math.Pow(pr / 255.0, gammaCorrection));
pg = (255.0 * System.Math.Pow(pg / 255.0, gammaCorrection));
pb = (255.0 * System.Math.Pow(pb / 255.0, gammaCorrection));
}
var gray = 0.299 * pr + 0.587 * pg + 0.144 * pb;
if (saturation != 0.0)
{
pr = Remap(saturation, -1f, 0f, gray, pr);
pg = Remap(saturation, -1f, 0f, gray, pg);
pb = Remap(saturation, -1f, 0f, gray, pb);
}
if (tp.Red != 0.0 || green != 0.0 || blue != 0.0)
{
pr = Remap(tp.Red, 0f, -1f, Remap(green, 0f, -1f, Remap(blue, 0f, -1f, pr, gray), gray), 1.0);
pg = Remap(green, 0f, -1f, Remap(tp.Red, 0f, -1f, Remap(blue, 0f, -1f, pg, gray), gray), 1.0);
pb = Remap(blue, 0f, -1f, Remap(tp.Red, 0f, -1f, Remap(green, 0f, -1f, pb, gray), gray), 1.0);
}
pixels[i] = new Color32((byte)(pr > 255.0 ? 255.0 : pr < 0.0 ? 0.0 : pr),
(byte)(pg > 255.0 ? 255.0 : pg < 0.0 ? 0.0 : pg),
(byte)(pb > 255.0 ? 255.0 : pb < 0.0 ? 0.0 : pb),
pixels[i].a);
}
result.SetPixels32(pixels, 0);
result.Apply(true, false);
}
