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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 "CommandVolumeThreshold.h"
#include "FileFilters.h"
#include "ProgramParameters.h"
#include "ScriptBuilderParameters.h"
#include "VolumeFile.h"
/**
* constructor.
*/
CommandVolumeThreshold::CommandVolumeThreshold()
: CommandBase("-volume-threshold",
"VOLUME THRESHOLDING")
{
}
/**
* destructor.
*/
CommandVolumeThreshold::~CommandVolumeThreshold()
{
}
/**
* get the script builder parameters.
*/
void
CommandVolumeThreshold::getScriptBuilderParameters(ScriptBuilderParameters& paramsOut) const
{
paramsOut.clear();
paramsOut.addFile("Input Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFile("Output Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFloat("Threshold Value", 128);
}
/**
* get full help information.
*/
QString
CommandVolumeThreshold::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 + "<threshold-value>\n"
+ indent9 + "\n"
+ indent9 + "Threshold a volume.\n"
+ indent9 + "\n"
+ indent9 + "Voxels less than the threshold value are set to zero and\n"
+ indent9 + "all other voxels are set to 255.\n"
+ indent9 + "\n");
return helpInfo;
}
/**
* execute the command.
*/
void
CommandVolumeThreshold::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 threshold = parameters->getNextParameterAsFloat("Threshold");
//
// Read the input file
//
VolumeFile volume;
volume.readFile(inputVolumeFileName);
//
// Threshold the volume
//
volume.thresholdVolume(threshold);
//
// Write the volume
//
writeVolumeFile(volume, outputVolumeFileName, outputVolumeFileLabel);
}
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