//create CheckerBoard and return as bitmap object
public static Bitmap CheckerBoardBitmap(int n, int rows, int cols, OutType type)
{
int[,] result = new int[n * rows, n *cols];
Bitmap image = new Bitmap(result.GetLength(1), result.GetLength(0), PixelFormat.Format24bppRgb);
if (rows > 0 && cols > 0)
{
result = CheckerBoardHelper(n, rows, cols);
image = Helpers.SetPixels(image, result, result, result);
if (type == OutType.OneBpp)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image);
}
else if (type == OutType.EightBpp)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("r and c must be positive values greater than 1. Method: CheckerBoard");
}
return(image);
}
//write to file for some methods
public static void WriteImageToFile(int[,] r, int[,] g, int[,] b, string outName, OutType type)
{
string ImgExtension = Path.GetExtension(outName).ToLower();
if (r.Length != g.Length || r.Length != b.Length)
{
Console.WriteLine("Image plane arrays size dismatch in operation -> WriteImageToFile(int[,] R, int[,] G, int[,] B, string fileName, OutType type) <-");
}
else
{
Bitmap image = new Bitmap(r.GetLength(1), g.GetLength(0), PixelFormat.Format24bppRgb);
image = Helpers.SetPixels(image, r, g, b);
if (type == OutType.OneBpp)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
else if (type == OutType.EightBpp)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
Helpers.SaveOptions(image, outName, ImgExtension);
}
}
private static void ShapkaProcess(Bitmap img, double[,] tform, int r, int c, string fileName, bool ext)
{
string ImgExtension = GetImageInfo.Imginfo(Imageinfo.Extension);
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("Affine");
Bitmap image = new Bitmap(c, r, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
int[,] resultR = new int[r, c];
int[,] resultG = new int[r, c];
int[,] resultB = new int[r, c];
if (Depth == 1 || Depth == 8)
{
if (ext)
{
resultR = ExtenstionCount(ColorList[0].Color, tform, r, c);
}
else
{
resultR = AffineCount(ColorList[0].Color, tform, r, c);
}
resultG = resultR; resultB = resultR;
}
else
{
if (ext)
{
resultR = ExtenstionCount(ColorList[0].Color, tform, r, c);
resultG = ExtenstionCount(ColorList[1].Color, tform, r, c);
resultB = ExtenstionCount(ColorList[2].Color, tform, r, c);
}
else
{
resultR = AffineCount(ColorList[0].Color, tform, r, c);
resultG = AffineCount(ColorList[1].Color, tform, r, c);
resultB = AffineCount(ColorList[2].Color, tform, r, c);
}
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
string outName = defPath + imgName + fileName + ImgExtension;
Helpers.SaveOptions(image, outName, ImgExtension);
}
//find lines
public static void Lines(Bitmap img, LineDirection lineDirection)
{
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("Segmentation\\Lines");
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] lineRes = new int[img.Height, img.Width];
string outName = String.Empty;
var imArray = MoreHelpers.BlackandWhiteProcessHelper(img);
if (imArray.GetLength(0) > 1 && imArray.GetLength(1) > 1)
{
//choose filter and use it
switch (lineDirection)
{
case LineDirection.horizontal:
double[,] horisontalFilter = { { -1, -1, -1 }, { 2, 2, 2 }, { -1, -1, -1 } };
lineRes = FindLineHelper(imArray, horisontalFilter);
outName = defPath + imgName + "_HorisontalLine.png";
break;
case LineDirection.vertical:
double[,] verticalFilter = { { -1, 2, -1 }, { -1, 2, -1 }, { -1, 2, -1 } };
lineRes = FindLineHelper(imArray, verticalFilter);
outName = defPath + imgName + "_VerticalLine.png";
break;
case LineDirection.plus45:
double[,] plus45Filter = { { -1, -1, 2 }, { -1, 2, -1 }, { 2, -1, -1 } };
lineRes = FindLineHelper(imArray, plus45Filter);
outName = defPath + imgName + "_Plus45Line.png";
break;
case LineDirection.minus45:
double[,] minus45Filter = { { 2, -1, -1 }, { -1, 2, -1 }, { -1, -1, 2 } };
lineRes = FindLineHelper(imArray, minus45Filter);
outName = defPath + imgName + "_Minus45Line.png";
break;
}
image = Helpers.SetPixels(image, lineRes, lineRes, lineRes);
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
Helpers.SaveOptions(image, outName, ".png");
}
}
//L component CIE1976 experiment to file how it`s look like
public static void FakeCIE1976LtoFile(Bitmap img)
{
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("ColorSpace\\ColorSpacePlane");
int[,] fake = ColorSpace.FakeCIE1976L(img).ArrayToUint8();
img = Helpers.SetPixels(img, fake, fake, fake);
img = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(img);
string outName = defPath + imgName + "_FakeCIE1976L.png";
Helpers.SaveOptions(img, outName, ".png");
}
private static void SpeckleShapkaProcess(Bitmap img, double variance)
{
string imgExtension = GetImageInfo.Imginfo(Imageinfo.Extension);
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("Noise");
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
if (variance > 0)
{
double[,] noise = Helpers.RandArray(img.Height, img.Width);
if (Depth != 1 && Depth != 8)
{
resultR = Speckle(ColorList[0].Color, variance, noise);
resultG = Speckle(ColorList[1].Color, variance, noise);
resultB = Speckle(ColorList[2].Color, variance, noise);
}
else
{
Depth = 8;
resultR = Speckle(ColorList[0].Color, variance, noise);
resultG = resultR; resultB = resultR;
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("Variance must be greater 0. Method NoiseTry.SpeckleNoise(). Return black rectangle.");
}
string outName = defPath + imgName + "_speckleNoise_variance_" + variance + imgExtension;
Helpers.SaveOptions(image, outName, imgExtension);
}
private static Bitmap MorphOperationProcess(Bitmap img, MorphOp operation, int[,] structureElement)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
bool type = true;
//array, where store color components result after operations
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
var ColorList = Helpers.GetPixels(img);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (Depth == 8 || Depth == 1 || Checks.BlackandWhite24bppCheck(ColorList))
{
type = false;
}
if (type)
{
resultR = MorphOperationHelper(ColorList[0].Color, operation, structureElement);
resultG = MorphOperationHelper(ColorList[1].Color, operation, structureElement);
resultB = MorphOperationHelper(ColorList[2].Color, operation, structureElement);
}
else
{
resultR = MorphOperationHelper(ColorList[0].Color, operation, structureElement);
resultG = resultR; resultB = resultR;
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
return(image);
}
//return result as 1/8/24 bitmap
public static Bitmap BwmorphBitmap(Bitmap img, BwmorphOpearion operation, int repeat, BwmorphOut type)
{
var result = BwmorphHelper(img, operation, repeat);
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
image = Helpers.SetPixels(image, result, result, result);
if (type == BwmorphOut.OneBpp)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
else if (type == BwmorphOut.EightBpp)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
return(image);
}
private static Bitmap HitMissBitmapHelper(Bitmap img, int[,] FirstStructureElement, int[,] SecondStructureElement)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] count = BWHitMissProcess(img, FirstStructureElement, SecondStructureElement);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
image = Helpers.SetPixels(image, count, count, count);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
return(image);
}
private static Bitmap InverseBinaryHelper(Bitmap img, OutType type)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] result = new int[img.Height, img.Width];
if (Checks.BWinput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
result = MoreHelpers.InvertBinaryArray(ColorList[0].Color);
if (result.Cast <int>().Max() == 1)
{
for (int i = 0; i < result.GetLength(0); i++)
{
for (int j = 0; j < result.GetLength(1); j++)
{
if (result[i, j] == 1)
{
result[i, j] = 255;
}
}
}
}
image = Helpers.SetPixels(image, result, result, result);
if (type == OutType.OneBpp)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
else if (type == OutType.EightBpp)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
return(image);
}
private static Bitmap MirrorHelper(Bitmap img, MirrorOption side)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
PadMyArray <int> padArr = new PadMyArray <int>();
if (side == MirrorOption.left || side == MirrorOption.right)
{
resultR = padArr.PadArray(ColorList[0].Color, 0, img.Width, PadType.symmetric, Direction.pre);
resultG = padArr.PadArray(ColorList[1].Color, 0, img.Width, PadType.symmetric, Direction.pre);
resultB = padArr.PadArray(ColorList[2].Color, 0, img.Width, PadType.symmetric, Direction.pre);
}
else
{
resultR = padArr.PadArray(ColorList[0].Color, img.Height, 0, PadType.symmetric, Direction.pre);
resultG = padArr.PadArray(ColorList[1].Color, img.Height, 0, PadType.symmetric, Direction.pre);
resultB = padArr.PadArray(ColorList[2].Color, img.Height, 0, PadType.symmetric, Direction.pre);
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
else if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image);
}
return(image);
}
private static void MorphOperationArray2FileShapka(int[,] arr, MorphOp operation, int[,] structureElement, string elementInf)
{
string defPath = GetImageInfo.MyPath("Morph");
string outName = string.Empty;
Bitmap image = new Bitmap(arr.GetLength(1), arr.GetLength(0), PixelFormat.Format24bppRgb);
int[,] result = new int[arr.GetLength(0), arr.GetLength(1)];
result = MorphOperationHelper(arr, operation, structureElement);
image = Helpers.SetPixels(image, result, result, result);
if (string.IsNullOrEmpty(elementInf))
{
outName = defPath + "_Array2File_" + operation.ToString() + ".png";
}
else
{
outName = defPath + "_Array2File_" + operation.ToString() + elementInf + ".png";
}
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
Helpers.SaveOptions(image, outName, ".png");
}
private static Bitmap MakeNegativeAndBackHelper(Bitmap img)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
var Rcn = ColorList[0].Color.ConstSubArrayElements(255); //R plane
var Gcn = ColorList[1].Color.ConstSubArrayElements(255); //G plane
var Bcn = ColorList[2].Color.ConstSubArrayElements(255); //B plane
image = Helpers.SetPixels(image, Rcn, Gcn, Bcn);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
else if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image);
}
return(image);
}
//
private static void LittleEdgeMethodVariant(Bitmap img, Edgevariant variant, double threshold)
{
string imgExtension = GetImageInfo.Imginfo(Imageinfo.Extension);
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("Segmentation\\Edge");
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] result = new int[img.Height, img.Width];
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
string outName = String.Empty;
double scale = 4; // for calculating the automatic threshold
var imArray = MoreHelpers.BlackandWhiteProcessHelper(img);
if ((imArray.GetLength(0) > 1 && imArray.GetLength(1) > 1) && (threshold >= 0 && threshold <= 1) && !(Checks.BinaryInput(img) && threshold == 0))
{
if (variant == Edgevariant.var1)
{
result = EdgeHelperv1(scale, imArray, threshold, ImageFilter.Dx3FWindow("Sobel"), ImageFilter.Dx3FWindow("SobelT"), 8,
EdgeDirection.both, imgName, imgExtension, EdgeTempName._EdgeDefaultVar1_temp);
if (threshold == 0)
{
outName = defPath + imgName + "_EdgeDefV1" + imgExtension;
}
else
{
outName = defPath + imgName + "_EdgeDefV1" + "Th_" + threshold.ToString() + imgExtension;
}
}
else
{
result = EdgeHelperv2(scale, imArray, threshold, ImageFilter.Dx3FWindow("Sobel"), ImageFilter.Dx3FWindow("SobelT"), 8, EdgeDirection.both);
if (threshold == 0)
{
outName = defPath + imgName + "_EdgeDefV2" + imgExtension;
}
else
{
outName = defPath + imgName + "_EdgeDefV2" + "Th_" + threshold.ToString() + imgExtension;
}
}
image = Helpers.SetPixels(image, result, result, result);
if (Depth == 8)
{
PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
Helpers.SaveOptions(image, outName, imgExtension);
}
else
{
Console.WriteLine("Threshold must be in range [0..1]." +
"\nOr may be Binary image at input and threshold = 0 - can`t process with such condition.");
}
}
private static Bitmap GraythreshProcess(Bitmap img, Bitmap adaptOrig, bool adaptive)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] result = new int[img.Height, img.Width];
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (!Checks.BinaryInput(img))
{
var im = MoreHelpers.BlackandWhiteProcessHelper(img);
if (im.GetLength(0) > 1 && im.GetLength(1) > 1)
{
double T = 0.5 * (im.Cast <int>().ToArray().Min() + im.Cast <int>().ToArray().Max());
bool done = false;
double Tnext = 0;
List <double> tempTrue = new List <double>();
List <double> tempFalse = new List <double>();
while (!done)
{
for (int i = 0; i < im.GetLength(0); i++)
{
for (int j = 0; j < im.GetLength(1); j++)
{
if (im[i, j] >= T)
{
tempTrue.Add(im[i, j]);
}
else
{
tempFalse.Add(im[i, j]);
}
}
}
Tnext = 0.5 * (tempTrue.Average() + tempFalse.Average());
if (Math.Abs(T - Tnext) < 0.5)
{
done = true;
}
T = Tnext;
tempTrue = new List <double>();
tempFalse = new List <double>();
}
if (adaptive)
{
im = im.ArraySumWithConst(T);
var origCheck = MoreHelpers.BlackandWhiteProcessHelper(adaptOrig);
for (int i = 0; i < im.GetLength(0); i++)
{
for (int j = 0; j < im.GetLength(1); j++)
{
if (origCheck[i, j] > im[i, j])
{
result[i, j] = 255;
}
else
{
result[i, j] = 0;
}
}
}
}
else
{
for (int i = 0; i < im.GetLength(0); i++)
{
for (int j = 0; j < im.GetLength(1); j++)
{
if (im[i, j] > T)
{
result[i, j] = 255;
}
else
{
result[i, j] = 0;
}
}
}
}
image = Helpers.SetPixels(image, result, result, result);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
}
else
{
Console.WriteLine("What did you expected to make Graythresh with binary image? Return black square.");
}
return(image);
}
private static Bitmap SaltPepperFilterProcess(Bitmap img, int m, int n, double filterOrder, SaltPepperfilterType spfiltType, bool unsharp)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
var Rc = ColorList[0].Color;
var Gc = ColorList[1].Color;
var Bc = ColorList[2].Color;
double[,] filter;
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
ArrGen <double> arrGen = new ArrGen <double>();
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (m >= 1 && n >= 1)
{
switch (spfiltType)
{
//Arithmetic mean filtering.
//help with salt noize
case SaltPepperfilterType.amean:
filter = ImageFilter.FspecialSize(m, n, "average");
resultR = (ImageFilter.Filter_double(Rc, filter)).ArrayToUint8();
resultG = (ImageFilter.Filter_double(Gc, filter)).ArrayToUint8();
resultB = (ImageFilter.Filter_double(Bc, filter)).ArrayToUint8();
break;
//Geometric mean filtering.
//help with salt noize
case SaltPepperfilterType.gmean:
filter = arrGen.ArrOfSingle(m, n, 1);
resultR = GmeanCount(Rc, filter, m, n);
resultG = GmeanCount(Gc, filter, m, n);
resultB = GmeanCount(Bc, filter, m, n);
break;
//harmonic mean filter
//help with salt noize
case SaltPepperfilterType.hmean:
filter = arrGen.ArrOfSingle(m, n, 1);
resultR = HmeanCount(Rc, filter, m, n);
resultG = HmeanCount(Gc, filter, m, n);
resultB = HmeanCount(Bc, filter, m, n);
break;
//contraharmonic mean filter Q>0 for pepper & <0 for salt
case SaltPepperfilterType.chmean:
filter = arrGen.ArrOfSingle(m, n, 1);
resultR = CharmeanCount(Rc, filter, filterOrder);
resultG = CharmeanCount(Gc, filter, filterOrder);
resultB = CharmeanCount(Bc, filter, filterOrder);
break;
default:
resultR = Rc; resultG = Gc; resultB = Bc;
break;
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (unsharp) //spfiltType == SaltPepperfilterType.chmean & unsharp
{
image = Helpers.FastSharpImage(image);
}
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
}
else
{
Console.WriteLine("m and n parameters must be positive geater or equal 1. Recommended 2 & 2 and higher. Method >SaltandPapperFilter<");
}
return(image);
}
//search difference between origianl and moded image
//difference writed to file
public static void DifferenceLight(Bitmap imgOrig, Bitmap imgMod)
{
string defPath = GetImageInfo.MyPath("Rand");
Bitmap difference;
int width, height;
bool identical = true;
double DepthOrig = System.Drawing.Image.GetPixelFormatSize(imgOrig.PixelFormat);
double DepthMod = System.Drawing.Image.GetPixelFormatSize(imgMod.PixelFormat);
if (imgOrig.Width != imgMod.Width || imgOrig.Height != imgMod.Height)
{
Console.WriteLine("Origin and modified images dimentions dismatch or them different");
}
else if (DepthOrig != DepthMod)
{
Console.WriteLine("Can`t obtain difference between 8bit and 24bit iamge");
}
else
{
List <ArraysListInt> cListOrigin = Helpers.GetPixels(imgOrig);
List <ArraysListInt> cListMod = Helpers.GetPixels(imgMod);
width = imgOrig.Width;
height = imgOrig.Height;
difference = new Bitmap(width, height, PixelFormat.Format24bppRgb);
var Rdif = (cListOrigin[0].Color).SubArrays(cListMod[0].Color).AbsArrayElements().ArraySubWithConst(40).Uint8Range();
var Gdif = (cListOrigin[1].Color).SubArrays(cListMod[1].Color).AbsArrayElements().ArraySubWithConst(40).Uint8Range();
var Bdif = (cListOrigin[2].Color).SubArrays(cListMod[2].Color).AbsArrayElements().ArraySubWithConst(40).Uint8Range();
Rdif = Rdif.ArrayMultByConst(20).Uint8Range();
Gdif = Gdif.ArrayMultByConst(20).Uint8Range();
Bdif = Bdif.ArrayMultByConst(20).Uint8Range();
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
if (Rdif[y, x] == 0)
{
difference.SetPixel(x, y, Color.White);
}
else
{
difference.SetPixel(x, y, Color.FromArgb(Rdif[y, x], Gdif[y, x], Bdif[y, x]));
identical = false;
}
}
}
if (identical)
{
Console.WriteLine("Images are identical");
}
else
{
string outName = defPath + "_differenceLight.png";
if (DepthOrig == 8)
{
difference = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(difference);
}
Helpers.SaveOptions(difference, outName, ".png");
}
}
}
//difference shown at original image by using alpha channel
public static void Difference(Bitmap imgOrig, Bitmap imgMod, double coefOne, double coefTwo, double alpha)
{
string defPath = GetImageInfo.MyPath("Rand");
int width = imgOrig.Width;
int height = imgOrig.Height;
Bitmap image = new Bitmap(width, height, PixelFormat.Format24bppRgb);
double DepthOrig = System.Drawing.Image.GetPixelFormatSize(imgOrig.PixelFormat);
double DepthMod = System.Drawing.Image.GetPixelFormatSize(imgMod.PixelFormat);
if (imgOrig.Width != imgMod.Width || imgOrig.Height != imgMod.Height)
{
Console.WriteLine("Origin and modified images dimentions dismatch or them different");
}
else if (alpha < 0 || alpha > 1)
{
Console.WriteLine("Alpha must be in range [0..1]");
}
else if (DepthOrig != DepthMod)
{
Console.WriteLine("Can`t obtain difference between 8bit and 24bit iamge");
}
else
{
List <ArraysListInt> cListOrigin = Helpers.GetPixels(imgOrig);
List <ArraysListInt> cListMod = Helpers.GetPixels(imgMod);
//get difference
var Rdif = (cListOrigin[0].Color).SubArrays(cListMod[0].Color).AbsArrayElements().ArraySubWithConst(coefOne).Uint8Range();
var Gdif = (cListOrigin[1].Color).SubArrays(cListMod[1].Color).AbsArrayElements().ArraySubWithConst(coefOne).Uint8Range();
var Bdif = (cListOrigin[2].Color).SubArrays(cListMod[2].Color).AbsArrayElements().ArraySubWithConst(coefOne).Uint8Range();
Rdif = Rdif.ArrayMultByConst(coefTwo).Uint8Range();
Gdif = Gdif.ArrayMultByConst(coefTwo).Uint8Range();
Bdif = Bdif.ArrayMultByConst(coefTwo).Uint8Range();
var fakeR = (cListOrigin[0].Color).ArrayToDouble().ArrayMultByConst(alpha).ArrayToUint8();
var fakeG = (cListOrigin[1].Color).ArrayToDouble().ArrayMultByConst(alpha).ArrayToUint8();
var fakeB = (cListOrigin[2].Color).ArrayToDouble().ArrayMultByConst(alpha).ArrayToUint8();
//obtain indexes with difference
List <int> rIndexes = new List <int>();
var rVector = Rdif.Cast <int>().ToArray();
for (int i = 0; i < rVector.Length; i++)
{
if (rVector[i] > 0)
{
rIndexes.Add(i);
}
}
var newrVector = fakeR.Cast <int>().ToList();
for (int i = 0; i < rVector.Length; i++)
{
for (int j = 0; j < rIndexes.Count(); j++)
{
if (i == rIndexes[j])
{
newrVector[i] = rVector[i];
}
}
}
//*****************
List <int> gIndexes = new List <int>();
var gVector = Gdif.Cast <int>().ToArray();
for (int i = 0; i < gVector.Length; i++)
{
if (gVector[i] > 0)
{
gIndexes.Add(i);
}
}
var newgVector = fakeG.Cast <int>().ToList();
for (int i = 0; i < gVector.Length; i++)
{
for (int j = 0; j < gIndexes.Count(); j++)
{
if (i == gIndexes[j])
{
newgVector[i] = gVector[i];
}
}
}
//*****************
List <int> bIndexes = new List <int>();
var bVector = Bdif.Cast <int>().ToArray();
for (int i = 0; i < bVector.Length; i++)
{
if (bVector[i] > 0)
{
bIndexes.Add(i);
}
}
var newbVector = fakeB.Cast <int>().ToList();
for (int i = 0; i < bVector.Length; i++)
{
for (int j = 0; j < bIndexes.Count(); j++)
{
if (i == bIndexes[j])
{
newbVector[i] = bVector[i];
}
}
}
ArrGen <int> d = new ArrGen <int>();
var R = d.VecorToArrayRowByRow(fakeR.GetLength(0), fakeR.GetLength(1), newrVector.ToArray());
var G = d.VecorToArrayRowByRow(fakeR.GetLength(0), fakeR.GetLength(1), newgVector.ToArray());
var B = d.VecorToArrayRowByRow(fakeR.GetLength(0), fakeR.GetLength(1), newbVector.ToArray());
//lay difference on alpha image
image = Helpers.SetPixels(image, R, G, B);
string outName = defPath + "Difference.png";
if (DepthOrig == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
image.Save(outName);
}
}
private static void SaltandPepperShapkaProcess(Bitmap img, double densitySalt, double densityPepper, SaltandPapperNoise noiseType)
{
string imgExtension = GetImageInfo.Imginfo(Imageinfo.Extension);
string imgName = GetImageInfo.Imginfo(Imageinfo.FileName);
string defPath = GetImageInfo.MyPath("Noise");
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
string outName = string.Empty;
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
if (densitySalt > 0 && densitySalt <= 1 && densityPepper > 0 && densityPepper <= 1)
{
int white = 1;
double[,] noise = Helpers.RandArray(img.Height, img.Width);
if (Depth != 1 && Depth != 8)
{
white = 255;
resultR = SaltandPepper(ColorList[0].Color, noise, densitySalt, densityPepper, white, noiseType);
resultG = SaltandPepper(ColorList[1].Color, noise, densitySalt, densityPepper, white, noiseType);
resultB = SaltandPepper(ColorList[2].Color, noise, densitySalt, densityPepper, white, noiseType);
}
else
{
resultR = SaltandPepper(ColorList[0].Color, noise, densitySalt, densityPepper, white, noiseType);
resultG = resultR; resultB = resultR;
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
if (Depth == 1)
{
image = PixelFormatWorks.ImageTo1BppBitmap(image, 0.5);
}
}
else
{
Console.WriteLine("Density must be in range [0..1]. Method NoiseTry.SaltandPepperNoise(). Return black rectangle.");
}
if (noiseType == SaltandPapperNoise.salt)
{
outName = defPath + imgName + "_SaltNoise_Density_" + densitySalt + imgExtension;
}
else if (noiseType == SaltandPapperNoise.pepper)
{
outName = defPath + imgName + "_PepperNoise_Density_" + densityPepper + imgExtension;
}
else
{
outName = defPath + imgName + "_SalptandPepperNoise_SaltDensity_" + densitySalt + "_PepperDensity_" + densityPepper + imgExtension;
}
Helpers.SaveOptions(image, outName, imgExtension);
}
private static Bitmap ContourHelper(Bitmap img, CountourVariant variant)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
//arrays, where store color components result after operations
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
bool type = true;
//filtered values storage
List <ArraysListDouble> filt = new List <ArraysListDouble>();
//obtain color components. form 8bpp works too, but not recommended to use 8-bit .jpeg\tif\jpg images
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
var Red = ColorList[0].Color;
var Green = ColorList[1].Color;
var Blue = ColorList[2].Color;
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (Depth == 8 || Checks.BlackandWhite24bppCheck(ColorList))
{
type = false;
}
//variants 1-4 black & white. Variants 5, 6 - colored
if (variant == CountourVariant.Variant1_BW || variant == CountourVariant.Variant5_RGB || variant == CountourVariant.Variant2_BW)
{
//using filter and array operations count RGB values in 2d dimentions x and y for variants with double
if (!type)
{
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Red, "Sobel")
}); //b&w x
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Red, "SobelT")
}); //b&w y
}
else
{
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Red, "Sobel")
}); //Rx
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Red, "SobelT")
}); //Ry
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Green, "Sobel")
}); //Gx
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Green, "SobelT")
}); //Gy
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Blue, "Sobel")
}); //Bx
filt.Add(new ArraysListDouble()
{
Color = ImageFilter.Filter_double(Blue, "SobelT")
}); //By
}
if (variant == CountourVariant.Variant1_BW)
{
//gradient for one color component B&W result
if (!type)
{
resultR = Gradient.Grad(filt[0].Color, filt[1].Color).ImageDoubleToUint8();
}
else
{
resultR = Gradient.Grad(filt[0].Color, filt[1].Color, filt[2].Color,
filt[3].Color, filt[4].Color, filt[5].Color).ImageDoubleToUint8();
}
resultG = resultR; resultB = resultR; //Black & White result
}
else if (variant == CountourVariant.Variant2_BW)
{
//gradient for one color component B&W result
if (!type)
{
resultR = Gradient.Grad(filt[0].Color, filt[1].Color).ArrayMultByConst(2).ImageDoubleToUint8();
}
else
{
resultR = Gradient.Grad(filt[0].Color, filt[1].Color, filt[2].Color,
filt[3].Color, filt[4].Color, filt[5].Color).ArrayMultByConst(2).ImageDoubleToUint8();
}
resultG = resultR; resultB = resultR; //Black & White result
}
else
{
if (type)
{
//RGB gradients
var RG = (filt[0].Color).PowArrayElements(2).SumArrays((filt[1].Color).PowArrayElements(2)).SqrtArrayElements(); //R gradient
var GG = (filt[2].Color).PowArrayElements(2).SumArrays((filt[3].Color).PowArrayElements(2)).SqrtArrayElements(); //G gradient
var BG = (filt[4].Color).PowArrayElements(2).SumArrays((filt[5].Color).PowArrayElements(2)).SqrtArrayElements(); //B gradient
resultR = RG.ArrayToUint8(); resultG = GG.ArrayToUint8(); resultB = BG.ArrayToUint8();
}
else
{
Console.WriteLine("Need RGB image for Variant5_RGB as input. Contour Method.");
return(image);
}
}
}
else if (variant == CountourVariant.Variant3_BW || variant == CountourVariant.Variant4_BW)
{
//convert image into gray scale
var gray = MoreHelpers.BlackandWhiteProcessHelper(img);
double[,] GG = new double[img.Height, img.Height]; //gray gradient
if (variant == CountourVariant.Variant3_BW)
{
var Gx = ImageFilter.Filter_double(gray, "Sobel");
var Gy = ImageFilter.Filter_double(gray, "SobelT");
GG = Gx.PowArrayElements(2).SumArrays(Gy.PowArrayElements(2)).SqrtArrayElements();
}
else
{
var Gx = ImageFilter.Filter_int(gray, "Sobel");
var Gy = ImageFilter.Filter_int(gray, "SobelT");
GG = Gx.ArrayToDouble().PowArrayElements(2).SumArrays(Gy.ArrayToDouble().PowArrayElements(2)).SqrtArrayElements();
}
resultR = GG.ArrayToUint8(); resultG = resultR; resultB = resultR;
}
else if (variant == CountourVariant.Variant6_RGB)
{
//using filter and array operations count RGB values in 2d dimentions x and y for variants with int
if (type)
{
var Rix = ImageFilter.Filter_int(Red, "Sobel");
var Riy = ImageFilter.Filter_int(Red, "SobelT");
var Gix = ImageFilter.Filter_int(Green, "Sobel");
var Giy = ImageFilter.Filter_int(Green, "SobelT");
var Bix = ImageFilter.Filter_int(Blue, "Sobel");
var Biy = ImageFilter.Filter_int(Blue, "SobelT");
var RG = Rix.ArrayToDouble().PowArrayElements(2).SumArrays(Riy.ArrayToDouble().PowArrayElements(2)).SqrtArrayElements(); //R gradient
var GG = Gix.ArrayToDouble().PowArrayElements(2).SumArrays(Giy.ArrayToDouble().PowArrayElements(2)).SqrtArrayElements(); //G gradient
var BG = Bix.ArrayToDouble().PowArrayElements(2).SumArrays(Biy.ArrayToDouble().PowArrayElements(2)).SqrtArrayElements(); //B gradient
resultR = RG.ArrayToUint8(); resultG = GG.ArrayToUint8(); resultB = BG.ArrayToUint8();
}
else
{
Console.WriteLine("Need RGB image for Variant6_RGB as input. Contour Method.");
return(image);
}
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
return(image);
}
//
private static Bitmap FSpecialHelper(Bitmap img, double[,] filter, FSpecialColorSpace cSpace, FSpecialFilterType filterType)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
List <ArraysListInt> Result = new List <ArraysListInt>();
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
double[,] Resultemp;
if (!Checks.BinaryInput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
//sharp in choosen color space
switch (cSpace)
{
case FSpecialColorSpace.RGB:
if (Depth == 8)
{
var bw = FSpecialFilterHelper(ColorList[0].Color.ArrayToDouble(), filter, filterType).ArrayToUint8();
Result.Add(new ArraysListInt()
{
Color = bw
}); Result.Add(new ArraysListInt()
{
Color = bw
});
Result.Add(new ArraysListInt()
{
Color = bw
});
}
else
{
Result.Add(new ArraysListInt()
{
Color = FSpecialFilterHelper(ColorList[0].Color.ArrayToDouble(), filter, filterType).ArrayToUint8()
}); //R
Result.Add(new ArraysListInt()
{
Color = FSpecialFilterHelper(ColorList[1].Color.ArrayToDouble(), filter, filterType).ArrayToUint8()
}); //G
Result.Add(new ArraysListInt()
{
Color = FSpecialFilterHelper(ColorList[2].Color.ArrayToDouble(), filter, filterType).ArrayToUint8()
}); //B
}
break;
case FSpecialColorSpace.HSV:
var hsvd = RGBandHSV.RGB2HSV(img);
var hsvd_temp = FSpecialFilterHelper((hsvd[2].Color).ArrayMultByConst(100), filter, filterType);
//Filter by V - Value (Brightness/яркость)
//artificially if V > 1, make him 1
Resultemp = hsvd_temp.ArrayDivByConst(100).ToBorderGreaterZero(1);
Result = RGBandHSV.HSV2RGB(hsvd[0].Color, hsvd[1].Color, Resultemp);
break;
case FSpecialColorSpace.Lab:
var labd = RGBandLab.RGB2Lab(img);
var labd_temp = FSpecialFilterHelper(labd[0].Color, filter, filterType);
//Filter by L - lightness
Result = RGBandLab.Lab2RGB(labd_temp.ToBorderGreaterZero(255), labd[1].Color, labd[2].Color);
break;
}
image = Helpers.SetPixels(image, Result[0].Color, Result[1].Color, Result[2].Color);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("I don`t wont process binary image. Return black rectangle.");
}
return(image);
}
//image smoothing by entered size for average filter process
private static Bitmap SmoothHelper(Bitmap img, int m, int n, SmoothInColorSpace cSpace)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
List <ArraysListInt> Result = new List <ArraysListInt>();
double[,] filter;
if (!Checks.BinaryInput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
if (m >= 1 && n >= 1)
{
//create average filter by entered size
filter = ImageFilter.FspecialSize(m, n, "average");
//smooth in choosen color space
switch (cSpace)
{
case SmoothInColorSpace.RGB:
if (Depth == 8)
{
var bw = ImageFilter.Filter_double(ColorList[0].Color, filter).ArrayToUint8();
Result.Add(new ArraysListInt()
{
Color = bw
}); Result.Add(new ArraysListInt()
{
Color = bw
});
Result.Add(new ArraysListInt()
{
Color = bw
});
}
else
{
Result.Add(new ArraysListInt()
{
Color = ImageFilter.Filter_double(ColorList[0].Color, filter).ArrayToUint8()
});
Result.Add(new ArraysListInt()
{
Color = ImageFilter.Filter_double(ColorList[1].Color, filter).ArrayToUint8()
});
Result.Add(new ArraysListInt()
{
Color = ImageFilter.Filter_double(ColorList[2].Color, filter).ArrayToUint8()
});
}
break;
case SmoothInColorSpace.HSV:
var hsv = RGBandHSV.RGB2HSV(img);
var hsv_temp = ImageFilter.Filter_double(hsv[2].Color, filter, PadType.replicate);
//Filter by V - Value (Brightness/яркость)
//artificially if V > 1; make him 1
Result = RGBandHSV.HSV2RGB(hsv[0].Color, hsv[1].Color, hsv_temp.ToBorderGreaterZero(1));
break;
case SmoothInColorSpace.Lab:
var lab = RGBandLab.RGB2Lab(img);
var lab_temp = ImageFilter.Filter_double(lab[0].Color, filter, PadType.replicate);
//Filter by L - lightness
Result = RGBandLab.Lab2RGB(lab_temp.ToBorderGreaterZero(255), lab[1].Color, lab[2].Color);
break;
case SmoothInColorSpace.fakeCIE1976L:
var fakeCIE1976L = RGBandLab.RGB2Lab1976(img);
var fakeCIE1976L_temp = ImageFilter.Filter_double(fakeCIE1976L[0].Color, filter, PadType.replicate);
//Filter by L - lightness
Result = RGBandLab.Lab1976toRGB(fakeCIE1976L_temp, fakeCIE1976L[1].Color, fakeCIE1976L[2].Color);
break;
}
image = Helpers.SetPixels(image, Result[0].Color, Result[1].Color, Result[2].Color);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("m and n parameters must be positive and greater or equal 1. Recommended 2 & 2 and higher. Method >Smooth<. Return black square.");
}
}
else
{
Console.WriteLine("What did you expected to smooth binaty image? Return black square.");
}
return(image);
}
private static Bitmap ContrastBlackWhiteProcess(Bitmap img, double low_in, double high_in, double low_out, double high_out, double gamma)
{
int[,] GrayC = new int[img.Height, img.Width];
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (Depth == 8 || Checks.BlackandWhite24bppCheck(img))
{
GrayC = MoreHelpers.BlackandWhiteProcessHelper(img);
//default
//gamma - linear mapping gamma = 1
//Make In intensity to values between low_in and high_in
//Only positive values in range [0:1]
double[] In = new double[2] {
0, 1
};
//make Out intensity to values between low_out and high_out
//Only positive values in range [0:1; 0:1]
//If high_out < low_out, the output image is reversed, as in a photographic negative.
double[] Out = new double[2] {
0, 1
};
int[,] Cont = new int[img.Height, img.Width];
if (low_in > 1 || high_in > 1 || low_in < 0 || high_in < 0 ||
low_out > 1 || high_out > 1 || low_out < 0 || high_out < 0)
{
Console.WriteLine("low_in and high_in limits must be in range [0:1] \n" +
"low_out and high_out limits must be in range [1:0] or [0 1]");
}
else if (low_in >= high_in)
{
Console.WriteLine("low_in must be less then high_in");
}
else
{
In = new double[2] {
low_in, high_in
}; //low and high specifying the contrast limits
//Find In limits to contrast image Based on it`s intensity
//No sence for values 0.5 and more. 0.01 - here use only default value
if (low_in == 0.98 && high_in == 0.99 && low_out == 0.99 && high_out == 0.99) //so bad
{
In = ContrastProcess.Stretchlims(GrayC, 0.01); //number - intensity in % pixels saturated at low and high intensities of image
}
else if (low_out != 0 || high_out != 0)
{
Out = new double[2] {
low_out, high_out
}
}
;
//prevent obtain black square if low_out = high_out = 0 in this case used default Out { 0, 1 };
Cont = ContrastProcess.InlutContrast(GrayC, ContrastProcess.CountLut(In, Out, gamma)); //Convert integer values using lookup table
image = Helpers.SetPixels(image, Cont, Cont, Cont);
if (Depth != 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
}
else
{
Console.WriteLine("There non 8bit or 24bit black and white image at input. Method: ContrastBlackandWhite()");
}
return(image);
}
private static Bitmap BrightTransformationHelper(Bitmap img, string operation, BrightConvPlane plane, double constOne, double constTwo)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
if (constOne > 0 && constTwo > 0)
{
if (!Checks.BinaryInput(img))
{
if (Depth == 8)
{
if (operation == "stretch")
{
resultR = ColorList[0].Color.StretchContrastFunc(constOne, constTwo);
}
else if (operation == "log")
{
resultR = ColorList[0].Color.LogTransformationFunc(constOne);
}
else if (operation == "gamma")
{
resultR = ColorList[0].Color.GammaCorrectionFunc(constOne, constTwo);
}
resultG = resultR; resultB = resultR;
}
else
{
switch (plane)
{
case BrightConvPlane.Rplane: //R plane
if (operation == "stretch")
{
resultR = ColorList[0].Color.StretchContrastFunc(constOne, constTwo);
}
else if (operation == "log")
{
resultR = ColorList[0].Color.LogTransformationFunc(constOne);
}
else if (operation == "gamma")
{
resultR = ColorList[0].Color.GammaCorrectionFunc(constOne, constTwo);
}
resultG = ColorList[1].Color; resultB = ColorList[2].Color;
break;
case BrightConvPlane.Gplane: //G plane
if (operation == "stretch")
{
resultG = ColorList[1].Color.StretchContrastFunc(constOne, constTwo);
}
else if (operation == "log")
{
resultG = ColorList[1].Color.LogTransformationFunc(constOne);
}
else if (operation == "gamma")
{
resultG = ColorList[1].Color.GammaCorrectionFunc(constOne, constTwo);
}
resultR = ColorList[0].Color; resultB = ColorList[2].Color;
break;
case BrightConvPlane.Bplane: //B plane
if (operation == "stretch")
{
resultB = ColorList[2].Color.StretchContrastFunc(constOne, constTwo);
}
else if (operation == "log")
{
resultB = ColorList[2].Color.LogTransformationFunc(constOne);
}
else if (operation == "gamma")
{
resultB = ColorList[2].Color.GammaCorrectionFunc(constOne, constTwo);
}
resultR = ColorList[0].Color; resultG = ColorList[1].Color;
break;
case BrightConvPlane.RGB:
if (operation == "stretch")
{
resultR = ColorList[0].Color.StretchContrastFunc(constOne, constTwo);
resultG = ColorList[1].Color.StretchContrastFunc(constOne, constTwo);
resultB = ColorList[2].Color.StretchContrastFunc(constOne, constTwo);
}
else if (operation == "log")
{
resultR = ColorList[0].Color.LogTransformationFunc(constOne);
resultG = ColorList[1].Color.LogTransformationFunc(constOne);
resultB = ColorList[2].Color.LogTransformationFunc(constOne);
}
else if (operation == "gamma")
{
resultR = ColorList[0].Color.GammaCorrectionFunc(constOne, constTwo);
resultG = ColorList[1].Color.GammaCorrectionFunc(constOne, constTwo);
resultB = ColorList[2].Color.GammaCorrectionFunc(constOne, constTwo);
}
break;
}
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("What did you expected to make log transformation with binary image? Return black square.");
}
}
else
{
Console.WriteLine("Input constants must be positive value. Return black square.");
}
return(image);
}
//Sharpen process in selected color space
private static Bitmap SharpHelper(Bitmap img, UnSharpInColorSpace cSpace, SharpFilterType filterType)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
List <ArraysListInt> Result = new List <ArraysListInt>();
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
double[,] Resultemp;
if (!Checks.BinaryInput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
//sharp in choosen color space
switch (cSpace)
{
case UnSharpInColorSpace.RGB:
if (Depth == 8)
{
var bw = UnSharpHelperInt(ColorList[0].Color, filterType.ToString());
Result.Add(new ArraysListInt()
{
Color = bw
}); Result.Add(new ArraysListInt()
{
Color = bw
});
Result.Add(new ArraysListInt()
{
Color = bw
});
}
else
{
Result.Add(new ArraysListInt()
{
Color = UnSharpHelperInt(ColorList[0].Color, filterType.ToString())
}); //R
Result.Add(new ArraysListInt()
{
Color = UnSharpHelperInt(ColorList[1].Color, filterType.ToString())
}); //G
Result.Add(new ArraysListInt()
{
Color = UnSharpHelperInt(ColorList[2].Color, filterType.ToString())
}); //B
}
break;
case UnSharpInColorSpace.HSVi:
var hsvi = RGBandHSV.RGB2HSV(img);
var hsvi_temp = UnSharpHelperInt(((hsvi[2].Color).ArrayMultByConst(100).ArrayToUint8()), filterType.ToString());
//Filter by V - Value (Brightness/яркость)
Resultemp = hsvi_temp.ArrayToDouble().ArrayDivByConst(100).ToBorderGreaterZero(1);
Result = RGBandHSV.HSV2RGB(hsvi[0].Color, hsvi[1].Color, Resultemp);
break;
case UnSharpInColorSpace.HSVd:
var hsvd = RGBandHSV.RGB2HSV(img);
var hsvd_temp = UnSharpHelperDouble((hsvd[2].Color).ArrayMultByConst(100), filterType.ToString());
//Filter by V - Value (Brightness/яркость)
//artificially if V > 1, make him 1
Resultemp = hsvd_temp.ArrayDivByConst(100).ToBorderGreaterZero(1);
Result = RGBandHSV.HSV2RGB(hsvd[0].Color, hsvd[1].Color, Resultemp);
break;
case UnSharpInColorSpace.Labi:
var labi = RGBandLab.RGB2Lab(img);
var labi_temp = UnSharpHelperInt((labi[0].Color).ArrayToUint8(), filterType.ToString());
//Filter by L - lightness
Result = RGBandLab.Lab2RGB(labi_temp.ArrayToDouble(), labi[1].Color, labi[2].Color);
break;
case UnSharpInColorSpace.Labd:
var labd = RGBandLab.RGB2Lab(img);
var labd_temp = UnSharpHelperDouble(labd[0].Color, filterType.ToString());
//Filter by L - lightness
Result = RGBandLab.Lab2RGB(labd_temp.ToBorderGreaterZero(255), labd[1].Color, labd[2].Color);
break;
case UnSharpInColorSpace.fakeCIE1976Labi:
var fakeCIE1976abLi = RGBandLab.RGB2Lab1976(img);
var fakeCIE1976Labi_temp = UnSharpHelperInt((fakeCIE1976abLi[0].Color).ArrayToUint8(), filterType.ToString());
//Filter by L - lightness
Result = RGBandLab.Lab1976toRGB(fakeCIE1976Labi_temp.ArrayToDouble(), fakeCIE1976abLi[1].Color, fakeCIE1976abLi[2].Color);
break;
case UnSharpInColorSpace.fakeCIE1976Labd:
var fakeCIE1976Labd = RGBandLab.RGB2Lab1976(img);
var fakeCIE1976Labd_temp = UnSharpHelperDouble((fakeCIE1976Labd[0].Color), filterType.ToString());
//Filter by L - lightness
Result = RGBandLab.Lab1976toRGB(fakeCIE1976Labd_temp.ToBorderGreaterZero(255), fakeCIE1976Labd[1].Color, fakeCIE1976Labd[2].Color);
break;
}
image = Helpers.SetPixels(image, Result[0].Color, Result[1].Color, Result[2].Color);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("What did you expected to sharp binary image? Return black rectangle.");
}
return(image);
}
////Equalize histogram for image brocess
private static Bitmap EqualizeHelper(Bitmap img, HisteqColorSpace cSpace)
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
List <ArraysListInt> Result = new List <ArraysListInt>();
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
if (!Checks.BinaryInput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
//obtain histogram in choosen color space
switch (cSpace)
{
case HisteqColorSpace.RGB:
if (Depth == 8)
{
var bw = HisteqHelper(ColorList[0].Color);
Result.Add(new ArraysListInt()
{
Color = bw
}); Result.Add(new ArraysListInt()
{
Color = bw
});
Result.Add(new ArraysListInt()
{
Color = bw
});
}
else
{
Result.Add(new ArraysListInt()
{
Color = HisteqHelper(ColorList[0].Color)
});
Result.Add(new ArraysListInt()
{
Color = HisteqHelper(ColorList[1].Color)
});
Result.Add(new ArraysListInt()
{
Color = HisteqHelper(ColorList[2].Color)
});
}
break;
case HisteqColorSpace.HSV:
var hsv = RGBandHSV.RGB2HSV(img);
var hsv_temp = HisteqHelper((hsv[2].Color).ImageDoubleToUint8());
//Filter by V - Value (Brightness/яркость)
//artificially if V > 1; make him 1
Result = RGBandHSV.HSV2RGB(hsv[0].Color, hsv[1].Color, hsv_temp.ImageUint8ToDouble().ToBorderGreaterZero(1));
break;
case HisteqColorSpace.Lab:
var lab = RGBandLab.RGB2Lab(img);
var lab_temp = HisteqHelper((lab[0].Color).ArrayToUint8());
//Filter by L - lightness
Result = RGBandLab.Lab2RGB(lab_temp.ArrayToDouble().ToBorderGreaterZero(255), lab[1].Color, lab[2].Color);
break;
case HisteqColorSpace.fakeCIE1976L:
var fakeCIE1976L = RGBandLab.RGB2Lab1976(img);
var fakeCIE1976L_temp = HisteqHelper(fakeCIE1976L[0].Color.ArrayToUint8());
//Filter by L - lightness
Result = RGBandLab.Lab1976toRGB(fakeCIE1976L_temp.ArrayToDouble(), fakeCIE1976L[1].Color, fakeCIE1976L[2].Color);
break;
}
image = Helpers.SetPixels(image, Result[0].Color, Result[1].Color, Result[2].Color);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
}
else
{
Console.WriteLine("What did you expected to HistogramEqualization binaty image? Return black square.");
}
return(image);
}
private static Bitmap HighContrastProcess(Bitmap img, ContrastFilter filter, HighContastRGB cPlane, [CallerMemberName] string callName = "")
{
Bitmap image = new Bitmap(img.Width, img.Height, PixelFormat.Format24bppRgb);
int[,] resultR = new int[img.Height, img.Width];
int[,] resultG = new int[img.Height, img.Width];
int[,] resultB = new int[img.Height, img.Width];
double Depth = System.Drawing.Image.GetPixelFormatSize(img.PixelFormat);
int[,] filterWindow = new int[3, 3];
if (filter == ContrastFilter.filterOne)
{
filterWindow = ImageFilter.Ix3FWindow("HighContrast1");
}
else
{
filterWindow = ImageFilter.Ix3FWindow("HighContrast2");
}
if (callName == "HighContrastBlackWhite")
{
if (Depth == 8 || Checks.BlackandWhite24bppCheck(img))
{
var GrayC = MoreHelpers.BlackandWhiteProcessHelper(img);
resultR = ImageFilter.Filter_int(GrayC, filterWindow, PadType.replicate);
resultG = resultR; resultB = resultR;
}
else
{
Console.WriteLine("There non 8bit or 24bit black and white image at input. Method:" + callName);
}
}
else
{
if (Checks.RGBinput(img))
{
List <ArraysListInt> ColorList = Helpers.GetPixels(img);
switch (cPlane)
{
case HighContastRGB.R:
resultR = ImageFilter.Filter_int(ColorList[0].Color, filterWindow, PadType.replicate);
resultG = ColorList[1].Color; resultB = ColorList[2].Color;
break;
case HighContastRGB.G:
resultG = ImageFilter.Filter_int(ColorList[1].Color, filterWindow, PadType.replicate);
resultR = ColorList[0].Color; resultB = ColorList[2].Color;
break;
case HighContastRGB.B:
resultB = ImageFilter.Filter_int(ColorList[2].Color, filterWindow, PadType.replicate);
resultR = ColorList[0].Color; resultG = ColorList[1].Color;
break;
case HighContastRGB.RGB:
resultR = ImageFilter.Filter_int(ColorList[0].Color, filterWindow, PadType.replicate);
resultG = ImageFilter.Filter_int(ColorList[1].Color, filterWindow, PadType.replicate);
resultB = ImageFilter.Filter_int(ColorList[2].Color, filterWindow, PadType.replicate);
break;
}
}
}
image = Helpers.SetPixels(image, resultR, resultG, resultB);
if (Depth == 8)
{
image = PixelFormatWorks.Bpp24Gray2Gray8bppBitMap(image);
}
return(image);
}
