private void WriteJPEG()
{
// Path to vtk data must be set as an environment variable
// VTK_DATA_ROOT = "C:\VTK\vtkdata-5.8.0"
vtkTesting test = vtkTesting.New();
string root = test.GetDataRoot();
string filePath = System.IO.Path.Combine(root, @"Data\test_jpeg.jpg");
int[] extent = new int[] { 0, 99, 0, 99, 0, 0 };
vtkImageCanvasSource2D imageSource = vtkImageCanvasSource2D.New();
imageSource.SetExtent(extent[0], extent[1], extent[2], extent[3], extent[4], extent[5]);
imageSource.SetScalarTypeToUnsignedChar();
imageSource.SetNumberOfScalarComponents(3);
imageSource.SetDrawColor(127, 45, 255);
imageSource.FillBox(0, 99, 0, 99);
imageSource.SetDrawColor(255, 255, 255);
imageSource.FillBox(40, 70, 20, 50);
imageSource.Update();
vtkImageCast castFilter = vtkImageCast.New();
castFilter.SetOutputScalarTypeToUnsignedChar();
castFilter.SetInputConnection(imageSource.GetOutputPort());
castFilter.Update();
vtkJPEGWriter writer = vtkJPEGWriter.New();
writer.SetFileName(filePath);
writer.SetInputConnection(castFilter.GetOutputPort());
writer.Write();
// Read and display file for verification that it was written correctly
vtkJPEGReader reader = vtkJPEGReader.New();
if (reader.CanReadFile(filePath) == 0)
{
MessageBox.Show("Cannot read file \"" + filePath + "\"", "Error", MessageBoxButtons.OK);
return;
}
reader.SetFileName(filePath);
reader.Update();
// Visualize
vtkImageViewer2 imageViewer = vtkImageViewer2.New();
imageViewer.SetInputConnection(reader.GetOutputPort());
// get a reference to the renderwindow of our renderWindowControl1
vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow;
// renderer
vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer();
// set background color
renderer.SetBackground(0.2, 0.3, 0.4);
imageViewer.SetRenderer(renderer);
renderer.ResetCamera();
}
/// <summary>
/// The main entry method called by the CSharp driver
/// </summary>
/// <param name="argv"></param>
public static void AVTestImageWriters(String [] argv)
{
//Prefix Content is: ""
// Image pipeline[]
image1 = new vtkTIFFReader();
image1.SetFileName((string)"" + (VTK_DATA_ROOT.ToString()) + "/Data/beach.tif");
// "beach.tif" image contains ORIENTATION tag which is []
// ORIENTATION_TOPLEFT (row 0 top, col 0 lhs) type. The TIFF []
// reader parses this tag and sets the internal TIFF image []
// orientation accordingly. To overwrite this orientation with a vtk[]
// convention of ORIENTATION_BOTLEFT (row 0 bottom, col 0 lhs ), invoke[]
// SetOrientationType method with parameter value of 4.[]
image1.SetOrientationType((uint)4);
image1.Update();
sp = new vtkStructuredPoints();
sp.SetDimensions(image1.GetOutput().GetDimensions()[0], image1.GetOutput().GetDimensions()[1], image1.GetOutput().GetDimensions()[2]);
sp.SetExtent(
image1.GetOutput().GetExtent()[0],
image1.GetOutput().GetExtent()[1],
image1.GetOutput().GetExtent()[2],
image1.GetOutput().GetExtent()[3],
image1.GetOutput().GetExtent()[4],
image1.GetOutput().GetExtent()[5]);
//sp.SetScalarType((int)image1.GetOutput().GetScalarType());
//sp.SetNumberOfScalarComponents((int)image1.GetOutput().GetNumberOfScalarComponents());
vtkDataObject.SetPointDataActiveScalarInfo(sp.GetInformation(), (int)image1.GetOutput().GetScalarType(), (int)image1.GetOutput().GetNumberOfScalarComponents());
sp.GetPointData().SetScalars((vtkDataArray)image1.GetOutput().GetPointData().GetScalars());
luminance = new vtkImageLuminance();
luminance.SetInputData((vtkDataObject)sp);
//[]
// write to the temp directory if possible, otherwise use .[]
//[]
dir = ".";
dir = TclToCsScriptTestDriver.GetTempDirectory();
// make sure it is writeable first[]
try
{
channel = new StreamWriter("" + (dir.ToString()) + "/test.tmp");
tryCatchError = "NOERROR";
}
catch (Exception)
{ tryCatchError = "ERROR"; }
if (tryCatchError.Equals("NOERROR"))
{
channel.Close();
File.Delete("" + (dir.ToString()) + "/test.tmp");
tiff1 = new vtkTIFFWriter();
tiff1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
tiff1.SetFileName((string)"" + (dir.ToString()) + "/tiff1.tif");
tiff2 = new vtkTIFFWriter();
tiff2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
tiff2.SetFileName((string)"" + (dir.ToString()) + "/tiff2.tif");
bmp1 = new vtkBMPWriter();
bmp1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
bmp1.SetFileName((string)"" + (dir.ToString()) + "/bmp1.bmp");
bmp2 = new vtkBMPWriter();
bmp2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
bmp2.SetFileName((string)"" + (dir.ToString()) + "/bmp2.bmp");
pnm1 = new vtkPNMWriter();
pnm1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
pnm1.SetFileName((string)"" + (dir.ToString()) + "/pnm1.pnm");
pnm2 = new vtkPNMWriter();
pnm2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
pnm2.SetFileName((string)"" + (dir.ToString()) + "/pnm2.pnm");
psw1 = new vtkPostScriptWriter();
psw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
psw1.SetFileName((string)"" + (dir.ToString()) + "/psw1.ps");
psw2 = new vtkPostScriptWriter();
psw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
psw2.SetFileName((string)"" + (dir.ToString()) + "/psw2.ps");
pngw1 = new vtkPNGWriter();
pngw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
pngw1.SetFileName((string)"" + (dir.ToString()) + "/pngw1.png");
pngw2 = new vtkPNGWriter();
pngw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
pngw2.SetFileName((string)"" + (dir.ToString()) + "/pngw2.png");
jpgw1 = new vtkJPEGWriter();
jpgw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
jpgw1.SetFileName((string)"" + (dir.ToString()) + "/jpgw1.jpg");
jpgw2 = new vtkJPEGWriter();
jpgw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
jpgw2.SetFileName((string)"" + (dir.ToString()) + "/jpgw2.jpg");
tiff1.Write();
tiff2.Write();
bmp1.Write();
bmp2.Write();
pnm1.Write();
pnm2.Write();
psw1.Write();
psw2.Write();
pngw1.Write();
pngw2.Write();
jpgw1.Write();
jpgw2.Write();
File.Delete("" + (dir.ToString()) + "/tiff1.tif");
File.Delete("" + (dir.ToString()) + "/tiff2.tif");
File.Delete("" + (dir.ToString()) + "/bmp1.bmp");
File.Delete("" + (dir.ToString()) + "/bmp2.bmp");
File.Delete("" + (dir.ToString()) + "/pnm1.pnm");
File.Delete("" + (dir.ToString()) + "/pnm2.pnm");
File.Delete("" + (dir.ToString()) + "/psw1.ps");
File.Delete("" + (dir.ToString()) + "/psw2.ps");
File.Delete("" + (dir.ToString()) + "/pngw1.png");
File.Delete("" + (dir.ToString()) + "/pngw2.png");
File.Delete("" + (dir.ToString()) + "/jpgw1.jpg");
File.Delete("" + (dir.ToString()) + "/jpgw2.jpg");
}
viewer = new vtkImageViewer();
viewer.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
viewer.SetColorWindow((double)255);
viewer.SetColorLevel((double)127.5);
viewer.Render();
//deleteAllVTKObjects();
}
/// <summary>
/// The main entry method called by the CSharp driver
/// </summary>
/// <param name="argv"></param>
public static void AVTestImageWriters(String [] argv)
{
//Prefix Content is: ""
// Image pipeline[]
image1 = new vtkTIFFReader();
image1.SetFileName((string)"" + (VTK_DATA_ROOT.ToString()) + "/Data/beach.tif");
// "beach.tif" image contains ORIENTATION tag which is []
// ORIENTATION_TOPLEFT (row 0 top, col 0 lhs) type. The TIFF []
// reader parses this tag and sets the internal TIFF image []
// orientation accordingly. To overwrite this orientation with a vtk[]
// convention of ORIENTATION_BOTLEFT (row 0 bottom, col 0 lhs ), invoke[]
// SetOrientationType method with parameter value of 4.[]
image1.SetOrientationType((uint)4);
image1.Update();
sp = new vtkStructuredPoints();
sp.SetDimensions(image1.GetOutput().GetDimensions()[0],image1.GetOutput().GetDimensions()[1],image1.GetOutput().GetDimensions()[2]);
sp.SetExtent(
image1.GetOutput().GetExtent()[0],
image1.GetOutput().GetExtent()[1],
image1.GetOutput().GetExtent()[2],
image1.GetOutput().GetExtent()[3],
image1.GetOutput().GetExtent()[4],
image1.GetOutput().GetExtent()[5]);
//sp.SetScalarType((int)image1.GetOutput().GetScalarType());
//sp.SetNumberOfScalarComponents((int)image1.GetOutput().GetNumberOfScalarComponents());
vtkDataObject.SetPointDataActiveScalarInfo(sp.GetInformation(), (int)image1.GetOutput().GetScalarType(), (int)image1.GetOutput().GetNumberOfScalarComponents());
sp.GetPointData().SetScalars((vtkDataArray)image1.GetOutput().GetPointData().GetScalars());
luminance = new vtkImageLuminance();
luminance.SetInputData((vtkDataObject)sp);
//[]
// write to the temp directory if possible, otherwise use .[]
//[]
dir = ".";
dir = TclToCsScriptTestDriver.GetTempDirectory();
// make sure it is writeable first[]
try
{
channel = new StreamWriter("" + (dir.ToString()) + "/test.tmp");
tryCatchError = "NOERROR";
}
catch(Exception)
{tryCatchError = "ERROR";}
if(tryCatchError.Equals("NOERROR"))
{
channel.Close();
File.Delete("" + (dir.ToString()) + "/test.tmp");
tiff1 = new vtkTIFFWriter();
tiff1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
tiff1.SetFileName((string)"" + (dir.ToString()) + "/tiff1.tif");
tiff2 = new vtkTIFFWriter();
tiff2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
tiff2.SetFileName((string)"" + (dir.ToString()) + "/tiff2.tif");
bmp1 = new vtkBMPWriter();
bmp1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
bmp1.SetFileName((string)"" + (dir.ToString()) + "/bmp1.bmp");
bmp2 = new vtkBMPWriter();
bmp2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
bmp2.SetFileName((string)"" + (dir.ToString()) + "/bmp2.bmp");
pnm1 = new vtkPNMWriter();
pnm1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
pnm1.SetFileName((string)"" + (dir.ToString()) + "/pnm1.pnm");
pnm2 = new vtkPNMWriter();
pnm2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
pnm2.SetFileName((string)"" + (dir.ToString()) + "/pnm2.pnm");
psw1 = new vtkPostScriptWriter();
psw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
psw1.SetFileName((string)"" + (dir.ToString()) + "/psw1.ps");
psw2 = new vtkPostScriptWriter();
psw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
psw2.SetFileName((string)"" + (dir.ToString()) + "/psw2.ps");
pngw1 = new vtkPNGWriter();
pngw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
pngw1.SetFileName((string)"" + (dir.ToString()) + "/pngw1.png");
pngw2 = new vtkPNGWriter();
pngw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
pngw2.SetFileName((string)"" + (dir.ToString()) + "/pngw2.png");
jpgw1 = new vtkJPEGWriter();
jpgw1.SetInputConnection((vtkAlgorithmOutput)image1.GetOutputPort());
jpgw1.SetFileName((string)"" + (dir.ToString()) + "/jpgw1.jpg");
jpgw2 = new vtkJPEGWriter();
jpgw2.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
jpgw2.SetFileName((string)"" + (dir.ToString()) + "/jpgw2.jpg");
tiff1.Write();
tiff2.Write();
bmp1.Write();
bmp2.Write();
pnm1.Write();
pnm2.Write();
psw1.Write();
psw2.Write();
pngw1.Write();
pngw2.Write();
jpgw1.Write();
jpgw2.Write();
File.Delete("" + (dir.ToString()) + "/tiff1.tif");
File.Delete("" + (dir.ToString()) + "/tiff2.tif");
File.Delete("" + (dir.ToString()) + "/bmp1.bmp");
File.Delete("" + (dir.ToString()) + "/bmp2.bmp");
File.Delete("" + (dir.ToString()) + "/pnm1.pnm");
File.Delete("" + (dir.ToString()) + "/pnm2.pnm");
File.Delete("" + (dir.ToString()) + "/psw1.ps");
File.Delete("" + (dir.ToString()) + "/psw2.ps");
File.Delete("" + (dir.ToString()) + "/pngw1.png");
File.Delete("" + (dir.ToString()) + "/pngw2.png");
File.Delete("" + (dir.ToString()) + "/jpgw1.jpg");
File.Delete("" + (dir.ToString()) + "/jpgw2.jpg");
}
viewer = new vtkImageViewer();
viewer.SetInputConnection((vtkAlgorithmOutput)luminance.GetOutputPort());
viewer.SetColorWindow((double)255);
viewer.SetColorLevel((double)127.5);
viewer.Render();
//deleteAllVTKObjects();
}