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/*LICENSE_START*/
/*
* Copyright 1995-2002 Washington University School of Medicine
*
* http://brainmap.wustl.edu
*
* This file is part of CARET.
*
* CARET is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* CARET is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CARET; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/*LICENSE_END*/
#include "CommandVolumeResample.h"
#include "FileFilters.h"
#include "ProgramParameters.h"
#include "ScriptBuilderParameters.h"
#include "VolumeFile.h"
/**
* constructor.
*/
CommandVolumeResample::CommandVolumeResample()
: CommandBase("-volume-resample",
"VOLUME RESAMPLE")
{
}
/**
* destructor.
*/
CommandVolumeResample::~CommandVolumeResample()
{
}
/**
* get the script builder parameters.
*/
void
CommandVolumeResample::getScriptBuilderParameters(ScriptBuilderParameters& paramsOut) const
{
std::vector<QString> methodValues, methodDescriptions;
methodValues.push_back("INTERP_CUBIC");
methodDescriptions.push_back("Cubic (best quality)");
methodValues.push_back("INTERP_LINEAR");
methodDescriptions.push_back("Linear");
methodValues.push_back("INTERP_NEAREST_NEIGHBOR");
methodDescriptions.push_back("Nearest Neighbors (use for paint and probabilistic volumes");
paramsOut.clear();
paramsOut.addFile("Input Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFile("Output Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFloat("New Spacing X");
paramsOut.addFloat("New Spacing Y");
paramsOut.addFloat("New Spacing Z");
paramsOut.addListOfItems("Interpolation Mode",
methodValues,
methodDescriptions);
}
/**
* get full help information.
*/
QString
CommandVolumeResample::getHelpInformation() const
{
QString helpInfo =
(indent3 + getShortDescription() + "\n"
+ indent6 + parameters->getProgramNameWithoutPath() + " " + getOperationSwitch() + " \n"
+ indent9 + "<input-volume-file-name>\n"
+ indent9 + "<output-volume-file-name>\n"
+ indent9 + "<new-spacing-x>\n"
+ indent9 + "<new-spacing-y>\n"
+ indent9 + "<new-spacing-z>\n"
+ indent9 + "<interpolation-mode>\n"
+ indent9 + "\n"
+ indent9 + "Resample a volume to the specified spacing.\n"
+ indent9 + "\n"
+ indent9 + "\"interpolation-mode\" is one of:\n"
+ indent9 + " INTERP_CUBIC\n"
+ indent9 + " INTERP_LINEAR\n"
+ indent9 + " INTERP_NEAREST_NEIGHBOR\n"
+ indent9 + "\n"
+ indent9 + "For paint, probabilistic atlas, and segmentation volumes,\n"
+ indent9 + " you MUST use INTERP_NEAREST_NEIGHBOR for the interpolation.\n"
+ indent9 + "mode. INTERP_CUBIC is recommended for all other volume file\n"
+ indent9 + "types.\n"
+ indent9 + "\n");
return helpInfo;
}
/**
* execute the command.
*/
void
CommandVolumeResample::executeCommand() throw (BrainModelAlgorithmException,
CommandException,
FileException,
ProgramParametersException,
StatisticException)
{
const QString inputVolumeFileName =
parameters->getNextParameterAsString("Input Volume File Name");
QString outputVolumeFileName, outputVolumeFileLabel;
parameters->getNextParameterAsVolumeFileNameAndLabel("Output Volume File Name/Label",
outputVolumeFileName,
outputVolumeFileLabel);
const float spacing[3] = {
parameters->getNextParameterAsFloat("New Spacing X"),
parameters->getNextParameterAsFloat("New Spacing Y"),
parameters->getNextParameterAsFloat("New Spacing Z")
};
const QString interpolationName =
parameters->getNextParameterAsString("Interpolation");
checkForExcessiveParameters();
VolumeFile::INTERPOLATION_TYPE interpolationType =
VolumeFile::INTERPOLATION_TYPE_CUBIC;
if (interpolationName == "INTERP_CUBIC") {
interpolationType = VolumeFile::INTERPOLATION_TYPE_CUBIC;
}
else if (interpolationName == "INTERP_LINEAR") {
interpolationType = VolumeFile::INTERPOLATION_TYPE_LINEAR;
}
else if (interpolationName == "INTERP_NEAREST_NEIGHBOR") {
interpolationType = VolumeFile::INTERPOLATION_TYPE_NEAREST_NEIGHBOR;
}
else {
throw CommandException("Invalid interpolation value \""
+ interpolationName
+ "\"");
}
//
// Read the input file
//
VolumeFile volume;
volume.readFile(inputVolumeFileName);
//
// set the spacing
//
volume.resampleToSpacing(spacing,
interpolationType);
//
// Write the volume
//
writeVolumeFile(volume, outputVolumeFileName, outputVolumeFileLabel);
}
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