private void BigUpdate()
{
if (Bitmap == null)
{
Resizer.Original = null;
UpdateViewedImage();
return;
}
Resizer = new Processing.Resizer();
Resizer.Original = ToProcessableImage(Bitmap);
t.OriginalWidth = Resizer.Original.Width;
t.OriginalHeight = Resizer.Original.Height;
t.RelativeScaling = true;
t.ScalingX = scalingFactor;
t.ScalingY = scalingFactor;
t.RotationInDegrees = true;
t.RotationRescaling = true;
t.RotationAngle = angle;
Transformations.TransformationPrototype prototype = t.CalculateTransformation();
int targetHeight = (int)(Math.Round((double)prototype.TargetHeight));
int targetWidth = (int)(Math.Round((double)prototype.TargetWidth));
Resizer.Result = new Processing.Image(targetWidth, targetHeight, 3);
Cast2D casting = Casting.Function.FromTransformationMatrix(prototype.T_Target2Original, 0.5f);
Resizer.Interpolation = new Interpolations.Interp();
Resizer.Interpolation.InitializeTransformation(Resizer.Original.Width, Resizer.Original.Height, Resizer.Result.Width, Resizer.Result.Height, casting);
float passage = 0;
System.Single.TryParse(tbTransition.Text, out passage);
Resizer.Interpolation.InitializeFunctions(SelectedAlgorithm, SelectedPBCC);
if (selectedTransition > 0)
{
Resizer.Interpolation.InitializePassageReduction(passage);
}
else
{
Resizer.Interpolation.TransitionReduction = null;
}
Blending = Casting.Function.FastBlendingFromCasting(casting, 0.5f, 0.5f, Resizer.Original.Width, Resizer.Original.Height);
Resizer.Optimalize(true);
Resizer.Resize();
UpdateViewedImage();
}
public static void Main(string[] args)
{
//pomoc przy wywołaniu bez argumentów
if (args.Length == 0)
{
Func <bool> exit = () =>
{
Console.WriteLine();
Console.WriteLine("[Any key - continue, Esc - exit]");
ConsoleKeyInfo key = Console.ReadKey(true);
if (key.Key == ConsoleKey.Escape)
{
return(true);
}
return(false);
};
Console.WriteLine("\tP-Lin Interpolation --- Program Help");
Console.WriteLine();
Console.WriteLine("Normal callouts:");
Console.WriteLine("\tplin.exe {input_file} width height {output_file}");
Console.WriteLine("\tplin.exe {input_file} scale {output_file}");
Console.WriteLine();
Console.WriteLine("\tplin.exe - name of this program (if not changed)");
Console.WriteLine("\t{input_file} - path to original image, can be quoted to allow spaces");
Console.WriteLine("\t{output_file} - path to save the file, can be quoted, if target file exists, it will be overwritten, format is obtained from file extension");
Console.WriteLine("\twidth height - size of the image after rescaling (integers)");
Console.WriteLine("\tscale - scaling factor for rescaling (floating point)");
Console.WriteLine();
Console.WriteLine("Supported file formats (extensions): *.bmp, *.emf, *.gif, *.jpeg, *.jpg, *.png, *.tif, *.tiff, *.wmf.");
if (exit())
{
return;
}
Console.WriteLine();
Console.WriteLine("Special arguments:");
Console.WriteLine("Remark: Special arguments might be placed anywhere after the program's name and each has to be prefixed with dash (-), e.g. -linear. Options (if avaible) are separated with ':' or '=' (no spaces)");
Console.WriteLine();
Console.WriteLine(" For selecting an interpolation algorithm:");
Console.WriteLine("\tnearest near nn - nearest nieghbour");
Console.WriteLine("\tlinear lin l bilinear - bilinear");
Console.WriteLine("\tplin p-lin - P-Lin");
Console.WriteLine();
Console.WriteLine(" For a proximity-based coefficient correction:");
Console.WriteLine("\tproximity_correction pbcc - general use; full when no parameters");
Console.WriteLine("\t options: full, fast, no");
Console.WriteLine("\tfull_proximity_correction = pbcc:full pbcc:yes pbcc:1 pbcc:true");
Console.WriteLine("\tno_proximity_correction = pbcc:no pbcc:0 pbcc:false no_pbcc");
if (exit())
{
return;
}
Console.WriteLine(" For transition reduction:");
Console.WriteLine("\ttransition tran tar t - for reducing a transition of interpolation between original points");
Console.WriteLine("\tparameter means number of pixels in the output image used for the effect (floating point)");
Console.WriteLine("\te.g. -transition:2 -tran:1.5 -tar:1");
Console.WriteLine();
Console.WriteLine(" Additional:");
Console.WriteLine("\trotation rot r rotate_degrees rotate_dgr rot_dgr rdgr - rotate image counterclockwise (by degrees)");
Console.WriteLine("\trotate_radians rotate_rad rot_rad rrad - rotate image counterclockwise (by radians)");
Console.WriteLine("\tparallel multithreading multithread mt - allow use of Parallel.For (multithreading)");
Console.WriteLine("\twait w pause - after processing wait for user to press any key to continue");
Console.WriteLine("\ttime t measure measure_time diagnostics diag - measure time taken by each step and show at the end");
Console.WriteLine(" Calling with no parameters means to turn those options on (or with zero degrees). They can also be called with parameter (boolean):");
Console.WriteLine("\ttrue t 1 yes - for true (turn the option on)");
Console.WriteLine("\tfalse f 0 no - for false (tunr the option off)");
Console.WriteLine("\te.g. -mt:no -wait:true -time:yes");
Console.WriteLine("\te.g. -rot_dgr:60.35");
Console.WriteLine();
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
return;
}
//podział poleceń na podstawowe (bez myślnika) i specjalne (z myślnikiem)
//the commands are separated into basic- (without a dash) and special (with a dash)
int[] iiSpecial = args.Select((arg, i) => arg.StartsWith("-") ? i : -1).Where(i => i != -1).ToArray();
string[] basic = args.Where((arg, i) => !iiSpecial.Contains(i)).ToArray();
string[] special = args.Where((arg, i) => iiSpecial.Contains(i)).ToArray();
special = special.Select((arg) => arg.Substring(1).ToLowerInvariant()).ToArray();
//odczytywane dane | acquired data
string inputFile = null;
string outputFile = null;
string algorithm = null;
string proximity_correction = null;
float reduce = -1.0f;
string reduction = null;
int targetWidth = -1;
int targetHeight = -1;
double factor = -1.0d;
string allowParallel = null;
string wait = null;
string measureTime = null;
string rotation = null;
double angle = 0;
//interpretacja komend wiersza poleceń | interpretation of the command-line arguments
if (basic.Length < 3)
{
Console.WriteLine("!\tNot enought arguments (missing input, output and/or size/scaling factor).");
return;
}
else if (basic.Length == 3)
{
inputFile = basic[0];
outputFile = basic[2];
if (TryParseDouble(basic[1], out factor))
{
if (factor < 0)
{
factor = -factor;
}
else if (factor == 0)
{
factor = 1;
}
}
else
{
Console.WriteLine("!\tImproper scaling factor.");
return;
}
}
else
{
inputFile = basic[0];
outputFile = basic[3];
Int32.TryParse(basic[1], out targetWidth);
Int32.TryParse(basic[2], out targetHeight);
factor = -1;
if (targetHeight <= 0 || targetWidth <= 0)
{
Console.WriteLine("!\tImproper output dimensions.");
return;
}
}
foreach (string cmd in special)
{
string a, e;
int sep = cmd.IndexOfAny(argsSeparators);
if (sep < 0)
{
a = cmd;
e = String.Empty;
}
else
{
a = cmd.Substring(0, sep);
e = cmd.Substring(sep + 1);
}
int iArg = Array.IndexOf <string>(argsAlgorithms, a);
if (iArg >= 0)
{
if (algorithm == null)
{
algorithm = argsAlgorithmsCast[iArg];
}
continue;
}
iArg = Array.IndexOf <string>(argsProximityCorrection, a);
if (iArg >= 0)
{
if (proximity_correction == null)
{
if (iArg <= 1 && e != String.Empty)
{
int dwOpt = Array.IndexOf <string>(argsPBCCOptions, e);
if (dwOpt >= 0)
{
proximity_correction = argsPBCCOptionsCast[dwOpt];
}
}
else
{
proximity_correction = argsProximityCorrectionCast[iArg];
}
}
continue;
}
iArg = Array.IndexOf <string>(argsTransitionReduction, a);
if (iArg >= 0)
{
if (reduction == null)
{
if (TryParseSingle(e, out reduce))
{
if (reduce < 0)
{
reduce = -reduce;
}
if (reduce != 0)
{
reduction = argsTRansitionReductionCast[iArg];
}
}
}
}
iArg = Array.IndexOf <string>(argsParallel, a);
if (iArg >= 0)
{
if (allowParallel == null)
{
if (e != String.Empty)
{
int prlOpt = Array.IndexOf <String>(argsOptionsBoolean, e);
if (prlOpt >= 0)
{
allowParallel = argsOptionsBooleanCast[prlOpt];
}
}
else
{
allowParallel = "true";
}
}
}
iArg = Array.IndexOf <string>(argsWait, a);
if (iArg >= 0)
{
if (wait == null)
{
if (e != String.Empty)
{
int wtOpt = Array.IndexOf <String>(argsOptionsBoolean, e);
if (wtOpt >= 0)
{
wait = argsOptionsBooleanCast[wtOpt];
}
}
else
{
wait = "true";
}
}
}
iArg = Array.IndexOf <string>(argsTime, a);
if (iArg >= 0)
{
if (measureTime == null)
{
if (e != String.Empty)
{
int mtOpt = Array.IndexOf <String>(argsOptionsBoolean, e);
if (mtOpt >= 0)
{
measureTime = argsOptionsBooleanCast[mtOpt];
}
}
else
{
measureTime = "true";
}
}
}
iArg = Array.IndexOf <string>(argsRotation, a);
if (iArg >= 0)
{
if (rotation == null)
{
if (e != String.Empty)
{
if (TryParseDouble(e, out angle))
{
rotation = argsRotationCast[iArg];
}
}
}
}
}
//ustawianie wartości domyślnych jeśli nie określono parametró
//settinf up default values for variables if those parametrów weren't defined
if (reduction == null)
{
reduction = "no";
}
if (algorithm == null)
{
algorithm = "plin";
}
if (proximity_correction == null)
{
proximity_correction = "no";
}
if (allowParallel == null)
{
allowParallel = "true";
}
if (wait == null)
{
wait = "false";
}
if (measureTime == null)
{
measureTime = "false";
}
if (rotation == null)
{
rotation = "no";
}
bool diagnostics = measureTime == "true";
bool parallel = allowParallel == "true";
bool stable = rotation == "no";
//inputFile = inputFile.Trim();
//outputFile = outputFile.Trim();
System.DateTime T00 = new DateTime(); //rozpoczęcie pracy | start of work
System.DateTime T10 = new DateTime(); //rozpoczęcie ustawiania interpolacji | start of setting-up the interpolation
System.DateTime T20 = new DateTime(); //rozpoczęcie interpolacji | start of the interpolation
System.DateTime T30 = new DateTime(); //rozpoczęcie zapisywania wyniku | start of saving the result
System.DateTime T40 = new DateTime(); //po zapisaniu wyniku | after saving the result
if (diagnostics)
{
T00 = System.DateTime.Now;
}
if (!System.IO.File.Exists(inputFile))
{
Console.WriteLine("!\tFile \"{0}\" doesn't exists.", inputFile);
return;
}
Image original;
using (System.Drawing.Bitmap img = new System.Drawing.Bitmap(inputFile))
{
original = new Image(img.Width, img.Height, 3);
for (int y = original.Height - 1; y >= 0; --y)
{
for (int x = original.Width - 1; x >= 0; --x)
{
var c = img.GetPixel(x, y);
original[x, y, Image.R] = c.R;
original[x, y, Image.G] = c.G;
original[x, y, Image.B] = c.B;
}
}
}
if (diagnostics)
{
T10 = System.DateTime.Now;
}
if (factor > 0)
{
targetHeight = (int)(Math.Round(factor * (double)original.Height));
targetWidth = (int)(Math.Round(factor * (double)original.Width));
}
Image target = new Image(targetWidth, targetHeight, 3);
Interpolations.Interpolations.Implemented theAlgorithm = Interpolations.Interpolations.Implemented.PLin;
Interpolations.Interpolations.ProximityBasedCoefficientReduction theDW = Interpolations.Interpolations.ProximityBasedCoefficientReduction.None;
switch (algorithm)
{
case "lin":
theAlgorithm = Interpolations.Interpolations.Implemented.Linear;
break;
case "nn":
theAlgorithm = Interpolations.Interpolations.Implemented.NearestNeighbour;
break;
case "plin":
default:
theAlgorithm = Interpolations.Interpolations.Implemented.PLin;
break;
}
switch (proximity_correction)
{
case "full":
theDW = Interpolations.Interpolations.ProximityBasedCoefficientReduction.Full;
break;
case "no":
default:
theDW = Interpolations.Interpolations.ProximityBasedCoefficientReduction.None;
break;
}
//ustawianie paramaterów i funkcji przeskalowania
//setting up the parameters and functions of the resize
Casting.Blending2D blending = null;
Resizer resizer = new Resizer();
resizer.Original = original;
if (stable)
{
resizer.Result = target;
resizer.Interpolation = new Interp();
resizer.Interpolation.InitializeResize(original.Width, original.Height, target.Width, target.Height,
Casting.Function.GenProperCasting(original.Width, target.Width), Casting.Function.GenProperCasting(original.Height, target.Height));
//resizer.Interpolation.InitializeFunctions(Interpolations.Interpolations.Implemented.DLin, Interpolations.Interpolations.DistanceWaging.Full, 2);
resizer.Interpolation.InitializeFunctions(theAlgorithm, theDW);
}
else
{
Transformations.TransformationSetup t = new Transformations.TransformationSetup(true);
t.OriginalWidth = original.Width;
t.OriginalHeight = original.Height;
t.RelativeScaling = false;
t.ScalingX = targetWidth;
t.ScalingY = targetHeight;
t.RotationInDegrees = rotation == "dgr";
t.RotationRescaling = true;
t.RotationAngle = angle;
Transformations.TransformationPrototype prototype = t.CalculateTransformation();
targetHeight = (int)(Math.Round((double)prototype.TargetHeight));
targetWidth = (int)(Math.Round((double)prototype.TargetWidth));
target = new Image(targetWidth, targetHeight, 3);
resizer.Result = target;
Cast2D casting = Casting.Function.FromTransformationMatrix(prototype.T_Target2Original, 0.5f);
resizer.Interpolation = new Interp();
resizer.Interpolation.InitializeTransformation(original.Width, original.Height, target.Width, target.Height, casting);
resizer.Interpolation.InitializeFunctions(theAlgorithm, theDW);
//blending = Casting.Function.FastBlendingFromCasting(casting, 0.5f, 0.5f, original.Width, original.Height);
blending = Casting.Function.BlendingFromCasting(casting, Casting.Function.PlinBlending, 0.5f, 0.5f, original.Width, original.Height);
}
if (reduction == "tran")
{
resizer.Interpolation.InitializePassageReduction(reduce);
}
else
{
resizer.Interpolation.TransitionReduction = null;
}
if (!resizer.Buffer())
{
resizer.RemoveBuffer();
}
resizer.Optimalize(parallel);
if (diagnostics)
{
T20 = System.DateTime.Now;
}
bool r = resizer.Resize();
if (diagnostics)
{
T30 = System.DateTime.Now;
}
//zapisywanie obrazu wynikowego
//saving up the resulting image
using (System.Drawing.Bitmap img2 = new System.Drawing.Bitmap(target.Width, target.Height))
{
if (blending == null)
{
for (int y = target.Height - 1; y >= 0; --y)
{
for (int x = target.Width - 1; x >= 0; --x)
{
img2.SetPixel(x, y, System.Drawing.Color.FromArgb(target[x, y, Image.R], target[x, y, Image.G], target[x, y, Image.B]));
}
}
}
else
{
for (int y = target.Height - 1; y >= 0; --y)
{
for (int x = target.Width - 1; x >= 0; --x)
{
float alpha = blending(x, y);
int rc = (int)((float)target[x, y, Image.R] * alpha);
int gc = (int)((float)target[x, y, Image.G] * alpha);
int bc = (int)((float)target[x, y, Image.B] * alpha);
int a = (int)((float)255 * alpha);
img2.SetPixel(x, y, System.Drawing.Color.FromArgb(a, rc, gc, bc));
}
}
}
try
{
using (System.IO.Stream stream = new System.IO.FileStream(outputFile, System.IO.FileMode.Create))
{
string ext = System.IO.Path.GetExtension(outputFile).ToLowerInvariant();
System.Drawing.Imaging.ImageFormat format;
switch (ext)
{
case ".bmp":
format = System.Drawing.Imaging.ImageFormat.Bmp;
break;
case ".emf":
format = System.Drawing.Imaging.ImageFormat.Emf;
break;
case ".gif":
format = System.Drawing.Imaging.ImageFormat.Gif;
break;
case ".jpg":
case ".jpeg":
format = System.Drawing.Imaging.ImageFormat.Jpeg;
break;
case ".tiff":
case ".tif":
format = System.Drawing.Imaging.ImageFormat.Tiff;
break;
case ".wmf":
format = System.Drawing.Imaging.ImageFormat.Wmf;
break;
case ".png":
default:
format = System.Drawing.Imaging.ImageFormat.Png;
break;
}
img2.Save(stream, format);
//img2.Save(outputFile);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
if (diagnostics)
{
T40 = System.DateTime.Now;
}
//jeśli ma wyświetlić pomierzony czas
//if have to show the measured time
if (diagnostics)
{
System.TimeSpan t_loading = T10 - T00;
System.TimeSpan t_saving = T40 - T30;
System.TimeSpan t_interpolation = T30 - T10;
System.TimeSpan t_setup = T20 - T10;
System.TimeSpan t_resizing = T30 - T20;
System.TimeSpan t_total = T40 - T10;
Console.WriteLine("DIAGNOSTICS:");
Console.WriteLine("\tfor: {0}", String.Join("; ", special));
Console.WriteLine();
Console.WriteLine("\t Started work | Loading input: [T0] {0:yyyy:MM:dd hh:mm:ss.fff}", T00);
Console.WriteLine("\t Input loaded | Setting up: [T1] {0:yyyy:MM:dd hh:mm:ss.fff}", T10);
Console.WriteLine("\tAlgorithm set up | Resizing: [T2] {0:yyyy:MM:dd hh:mm:ss.fff}", T20);
Console.WriteLine("\t Resized | Saving output: [T3] {0:yyyy:MM:dd hh:mm:ss.fff}", T30);
Console.WriteLine("\t Output saved | Finished work: [T4] {0:yyyy:MM:dd hh:mm:ss.fff}", T40);
Console.WriteLine();
Console.WriteLine(" * Total time: {0} ms (ap. {1} s).", t_total.TotalMilliseconds.ToString(_CI), t_total.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine(" * Loading the input file took {0} ms (ap. {1} s).", t_loading.TotalMilliseconds.ToString(_CI), t_loading.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine(" * Saving the output file took {0} ms (ap. {1} s).", t_saving.TotalMilliseconds.ToString(_CI), t_saving.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine(" * Whole interpolation algorithm took {0} ms (ap. {1} s).", t_interpolation.TotalMilliseconds.ToString(_CI), t_interpolation.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine(" * Setting out the interpolation algorihtm took {0} ms (ap. {1} s).", t_setup.TotalMilliseconds.ToString(_CI), t_setup.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine(" * Resizing the image took {0} ms (ap. {1} s).", t_resizing.TotalMilliseconds.ToString(_CI), t_resizing.TotalSeconds.ToString("0.###", _CI));
Console.WriteLine();
}
//jeśli ma spauzować na końcu
//if there is pasue on the end
if (wait == "true")
{
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
}