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/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "gdcmImageChangePhotometricInterpretation.h"
#include "gdcmImageReader.h"
#include "gdcmImageWriter.h"
#include "gdcmTesting.h"
#include "gdcmSystem.h"
namespace gdcm
{
PhotometricInterpretation InvertPI(PhotometricInterpretation pi)
{
assert( pi == PhotometricInterpretation::MONOCHROME1 || pi == PhotometricInterpretation::MONOCHROME2 );
if( pi == PhotometricInterpretation::MONOCHROME1 )
{
return PhotometricInterpretation::MONOCHROME2;
}
return PhotometricInterpretation::MONOCHROME1;
}
}
int TestImageChangePhotometricInterpretationFunc(const char *filename, bool verbose = false)
{
gdcm::ImageReader reader;
reader.SetFileName( filename );
if ( !reader.Read() )
{
const gdcm::FileMetaInformation &header = reader.GetFile().GetHeader();
gdcm::MediaStorage ms = header.GetMediaStorage();
bool isImage = gdcm::MediaStorage::IsImage( ms );
bool pixeldata = reader.GetFile().GetDataSet().FindDataElement( gdcm::Tag(0x7fe0,0x0010) );
if( isImage && pixeldata )
{
std::cout << "Could not read: " << filename << std::endl;
return 1;
}
return 0;
}
const gdcm::Image &image = reader.GetImage();
//unsigned int pc = image.GetPlanarConfiguration();
gdcm::PhotometricInterpretation pi = image.GetPhotometricInterpretation();
if( pi != gdcm::PhotometricInterpretation::MONOCHROME1 && pi != gdcm::PhotometricInterpretation::MONOCHROME2 )
{
// nothing to do:
return 0;
}
gdcm::PhotometricInterpretation invert_pi = gdcm::InvertPI(pi);
gdcm::ImageChangePhotometricInterpretation pcfilt;
pcfilt.SetInput( image );
pcfilt.SetPhotometricInterpretation( invert_pi );
bool b = pcfilt.Change();
if( !b )
{
std::cerr << "Could not apply pcfilt: " << filename << std::endl;
return 1;
}
// Create directory first:
const char subdir[] = "TestImageChangePhotometricInterpretation";
std::string tmpdir = gdcm::Testing::GetTempDirectory( subdir );
if( !gdcm::System::FileIsDirectory( tmpdir.c_str() ) )
{
gdcm::System::MakeDirectory( tmpdir.c_str() );
//return 1;
}
std::string outfilename = gdcm::Testing::GetTempFilename( filename, subdir );
gdcm::ImageWriter writer;
writer.SetFileName( outfilename.c_str() );
//writer.SetFile( reader.GetFile() ); // increase test goal
writer.SetImage( pcfilt.GetOutput() );
if( !writer.Write() )
{
std::cerr << "Failed to write: " << outfilename << std::endl;
return 1;
}
return 0;
}
int TestImageChangePhotometricInterpretation(int argc, char *argv[])
{
if( argc == 2 )
{
const char *filename = argv[1];
return TestImageChangePhotometricInterpretationFunc(filename, true);
}
// else
gdcm::Trace::DebugOff();
gdcm::Trace::WarningOff();
int r = 0, i = 0;
const char *filename;
const char * const *filenames = gdcm::Testing::GetFileNames();
while( (filename = filenames[i]) )
{
r += TestImageChangePhotometricInterpretationFunc( filename );
++i;
}
return r;
}
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