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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 "CommandVolumeScalePercent0to255.h"
#include "FileFilters.h"
#include "ProgramParameters.h"
#include "ScriptBuilderParameters.h"
#include "VolumeFile.h"
/**
* constructor.
*/
CommandVolumeScalePercent0to255::CommandVolumeScalePercent0to255()
: CommandBase("-volume-scale-percent-min-max-255",
"VOLUME SCALE VOXELS 0 to 255 WITH PERCENTAGE OF MIN/MAX")
{
}
/**
* destructor.
*/
CommandVolumeScalePercent0to255::~CommandVolumeScalePercent0to255()
{
}
/**
* get the script builder parameters.
*/
void
CommandVolumeScalePercent0to255::getScriptBuilderParameters(ScriptBuilderParameters& paramsOut) const
{
paramsOut.clear();
paramsOut.addFile("Input Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFile("Output Volume File Name", FileFilters::getVolumeGenericFileFilter());
paramsOut.addFloat("Percent Minimum", 2.0);
paramsOut.addFloat("Percent Maximum", 2.0);
}
/**
* get full help information.
*/
QString
CommandVolumeScalePercent0to255::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 + "<percent-minimum> \n"
+ indent9 + "<percent-maximum> \n"
+ indent9 + "\n"
+ indent9 + "Scale voxels.\n"
+ indent9 + "\n"
+ indent9 + "Scale voxels so that they are in the range 0 to 255 but\n"
+ indent9 + "map the first \"percent-minimum\" voxels to 0 and map the\n"
+ indent9 + "last \"percent-maximum\" voxels to 255.\n"
+ indent9 + "\n"
+ indent9 + "The \"percent-minimum\" and \"percent-maximum\" values should\n"
+ indent9 + "range from 0.0 to 100.0. Setting the \"percent-minimum\" to\n"
+ indent9 + "2.0 and the \"percent-maximum\" to 3.0 will result in the first\n"
+ indent9 + "two percent of voxel values being mapped to zero and the last\n"
+ indent9 + "three percent of voxel values being mapped to two hundred\n"
+ indent9 + "fifty five.\n"
+ indent9 + "\n");
return helpInfo;
}
/**
* execute the command.
*/
void
CommandVolumeScalePercent0to255::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 percentMinimum =
parameters->getNextParameterAsFloat("Percent Minimum");
const float percentMaximum =
parameters->getNextParameterAsFloat("Percent Maximum");
checkForExcessiveParameters();
//
// Read the input file
//
VolumeFile volume;
volume.readFile(inputVolumeFileName);
//
// rescale
//
volume.stretchVoxelValuesExcludePercentage(percentMinimum, percentMaximum);
//
// Write the volume
//
writeVolumeFile(volume, outputVolumeFileName, outputVolumeFileLabel);
}
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