/// <summary>
/// Execute rigid registration.
/// </summary>
/// <returns></returns>
public override object Execute()
{
if (fixedImage != null && movingImage != null)
{
//ReadWriteUtils.WriteSitkImage(fixedImage, ApplicationContext.OutputPath + "\\beforeBin_fixed.png");
//ReadWriteUtils.WriteSitkImage(movingImage, ApplicationContext.OutputPath + "\\beforeBin_moving.png");
// set parameter vector here?
elastix.SetParameterMap(parameterMap);
// only use when kappa statistics is used as metric
if (registrationParameters.RigidOptions != MaskedRigidRegistrationOptions.None)
{
fixedImage = ImageUtils.Binarize(fixedImage);
movingImage = ImageUtils.Binarize(movingImage);
}
// set fixed and moving images
elastix.AddFixedImage(fixedImage);
if (fixedMask != null)
{
elastix.SetFixedMask(fixedMask);
AddParameter(Constants.cFixedImagePyramid, ImagePyramid.FixedSmoothingImagePyramid);
}
elastix.AddMovingImage(movingImage);
if (movingMask != null)
{
elastix.SetMovingMask(movingMask);
AddParameter(Constants.cMovingImagePyramid, ImagePyramid.MovingSmoothingImagePyramid);
}
elastix.WriteParameterFile(parameterMap, Path.Combine(outputDirectory, "parameters.txt"));
try
{
transformedImage = elastix.Execute();
} catch (Exception ex)
{
Console.WriteLine("Exception occurred during elastix registration: ");
Console.WriteLine(ex);
return(ex.Message);
}
}
return(null);
}
