X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=Testing%2FTestCopyDicom.cxx;h=212e0d02d5528238326b88aa44f9788e8287ad6d;hb=f541928adfc662b7ae54169e75d2bcf05566b724;hp=a5b6dfa3ce8aed993a34c1d2b6bd04a30a2179f7;hpb=5dd999e6394b31ea3b040e8cd71563dc1951c23c;p=gdcm.git diff --git a/Testing/TestCopyDicom.cxx b/Testing/TestCopyDicom.cxx index a5b6dfa3..212e0d02 100644 --- a/Testing/TestCopyDicom.cxx +++ b/Testing/TestCopyDicom.cxx @@ -1,111 +1,220 @@ -#include "gdcmHeader.h" +/*========================================================================= + + Program: gdcm + Module: $RCSfile: TestCopyDicom.cxx,v $ + Language: C++ + Date: $Date: 2005/10/18 08:35:46 $ + Version: $Revision: 1.42 $ + + Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de + l'Image). All rights reserved. See Doc/License.txt or + http://www.creatis.insa-lyon.fr/Public/Gdcm/License.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 notices for more information. + +=========================================================================*/ #include "gdcmFile.h" -#include "gdcmDocument.h" -#include "gdcmValEntry.h" +#include "gdcmFileHelper.h" +#include "gdcmDataEntry.h" //Generated file: #include "gdcmDataImages.h" // return true if the file exists -bool FileExists(const char* filename) -{ -#ifdef _MSC_VER -# define access _access -#endif -#ifndef R_OK -# define R_OK 04 -#endif - if ( access(filename, R_OK) != 0 ) - { - return false; - } - else - { - return true; - } -} +bool FileExists(const char *filename); +bool RemoveFile(const char *source); -bool RemoveFile(const char* source) +int CopyDicom(std::string const &filename, + std::string const &output ) { -#ifdef _MSC_VER -#define _unlink unlink -#endif - return unlink(source) != 0 ? false : true; -} - -// Here we load a gdcmFile and then try to create from scratch a copy of it, -// copying field by field the dicom image - -int TestCopyDicom(int , char* []) -{ - int i =0; - int retVal = 0; //by default this is an error - while( gdcmDataImages[i] != 0 ) - { - std::string filename = GDCM_DATA_ROOT; - filename += "/"; //doh! - filename += gdcmDataImages[i]; - std::cerr << "Filename: " << filename << std::endl; - - std::string output = "../Testing/Temporary/output.dcm"; - + std::cout << " Testing: " << filename << std::endl; if( FileExists( output.c_str() ) ) { - std::cerr << "Don't try to cheat, I am removing the file anyway" << std::endl; if( !RemoveFile( output.c_str() ) ) { - std::cerr << "Ouch, the file exist, but I cannot remove it" << std::endl; + std::cout << "Ouch, the file exist, but I cannot remove it" << std::endl; return 1; } } - gdcmFile *original = new gdcmFile( filename ); - gdcmFile *copy = new gdcmFile( output ); + //////////////// Step 1: + std::cout << " 1..."; + + gdcm::File *originalH = new gdcm::File( ); + gdcm::File *copyH = new gdcm::File( ); + + originalH->SetFileName( filename ); + originalH->Load( ); + //First of all copy the file, field by field - //First of all copy the header field by field - TagNameHT & nameHt = original->GetHeader()->GetPubDict()->GetEntriesByName(); - for (TagNameHT::iterator tag = nameHt.begin(); tag != nameHt.end(); ++tag) + //////////////// Step 2: + std::cout << "2..."; + gdcm::DocEntry *d=originalH->GetFirstEntry(); + while(d) { - if (tag->second->GetVR() == "SQ") //to skip pb of SQ recursive exploration - continue; - - //According to JPR I should also skip those: -// if (tag->second->GetVR() == "unkn") //to skip pb of SQ recursive exploration -// continue; - - //no clue what to do with this one - //std::cerr << "Reading: " << tag->second->GetVR() << std::endl; - std::string value = ((gdcmValEntry*)(tag->second))->GetValue(); -// if( value.find( "gdcm::NotLoaded" ) == 0 ) -// continue; - - //no clue what to do with this one - if( value.find( "gdcm::Loaded" ) == 0 ) - continue; - - copy->GetHeader()->ReplaceOrCreateByNumber( - value, - tag->second->GetGroup(), - tag->second->GetElement() ); + if ( gdcm::DataEntry *de = dynamic_cast(d) ) + { + copyH->InsertEntryBinArea( de->GetBinArea(),de->GetLength(), + de->GetGroup(),de->GetElement(), + de->GetVR() ); + } + else + { + // We skip pb of SQ recursive exploration + } + + d=originalH->GetNextEntry(); } + gdcm::FileHelper *original = new gdcm::FileHelper( originalH ); + gdcm::FileHelper *copy = new gdcm::FileHelper( copyH ); + size_t dataSize = original->GetImageDataSize(); - void *imageData = original->GetImageData(); + uint8_t *imageData = original->GetImageData(); + // Useless to set the image data, because it's already made when + // copying the corresponding DataEntry that contains the pixel data copy->SetImageData(imageData, dataSize); - //original->GetHeader()->SetImageDataSize(dataSize); - //copy->GetHeader()->PrintEntry(); + //////////////// Step 3: + std::cout << "3..."; + copy->SetWriteModeToRGB(); + if( !copy->WriteDcmExplVR(output) ) + { + std::cout << " Failed" << std::endl + << " " << output << " not written" << std::endl; + + delete original; + delete copy; + delete originalH; + delete copyH; + + return 1; + } + + delete copy; + delete copyH; + + //////////////// Step 4: + std::cout << "4..."; + copy = new gdcm::FileHelper( output ); - //copy->WriteDcmExplVR( output ); - //Is the file written still gdcm parsable ? - gdcmFile check( output ); - retVal += !check.GetHeader()->IsReadable(); - } + if ( !copy->GetFile()->IsReadable() ) + { + std::cout << " Failed" << std::endl + << " " << output << " not readable" << std::endl; - return retVal; + delete original; + delete originalH; + + return 1; + } + + //////////////// Step 5: + std::cout << "5..."; + size_t dataSizeWritten = copy->GetImageDataSize(); + uint8_t *imageDataWritten = copy->GetImageData(); + + if (dataSize != dataSizeWritten) + { + std::cout << " Failed" << std::endl + << " Pixel areas lengths differ: " + << dataSize << " # " << dataSizeWritten << std::endl; + + delete original; + delete copy; + delete originalH; + + return 1; + } + + if (int res = memcmp(imageData, imageDataWritten, dataSize) !=0) + { + (void)res; + std::cout << " Failed" << std::endl + << " Pixel differ (as expanded in memory)." << std::endl; + + delete original; + delete copy; + delete originalH; + + return 1; + } + std::cout << "OK." << std::endl ; + + delete original; + delete copy; + delete originalH; + + return 0; } +// Here we load a gdcmFile and then try to create from scratch a copy of it, +// copying field by field the dicom image +int TestCopyDicom(int argc, char *argv[]) +{ + if ( argc == 3 ) + { + // The test is specified a specific filename, use it instead of looping + // over all images + const std::string input = argv[1]; + const std::string reference = argv[2]; + return CopyDicom( input, reference ); + } + else if ( argc > 3 || argc == 2 ) + { + std::cout << " Usage: " << argv[0] + << " (no arguments needed)." << std::endl; + std::cout << "or Usage: " << argv[0] + << " filename.dcm reference.dcm" << std::endl; + return 1; + } + // else other cases: + + std::cout << " Description (Test::TestCopyDicom): " + << std::endl; + std::cout << " For all images in gdcmData (and not blacklisted in " + "Test/CMakeLists.txt)" + << std::endl; + std::cout << " apply the following to each filename.xxx: " + << std::endl; + std::cout << " step 1: parse the image (as gdcmFile) and call" + << " IsReadable(). After that, call GetImageData() and " + << "GetImageDataSize() " + << std::endl; + std::cout << " step 2: create a copy of the readed file and the new" + << " pixel data are set to the copy" + << std::endl; + std::cout << " step 3: write the copy of the image" + << std::endl; + std::cout << " step 4: read the copy and call IsReadable()" + << std::endl; + std::cout << " step 5: compare (in memory with memcmp) that the two " + << "images " << std::endl + << " match (as expanded by gdcm)." << std::endl; + std::cout << std::endl; + + int i =0; + int retVal = 0; //by default this is an error + while( gdcmDataImages[i] != 0 ) + { + std::string filename = GDCM_DATA_ROOT; + filename += "/"; //doh! + filename += gdcmDataImages[i]; + + std::string output = "output.dcm"; + + if( CopyDicom( filename, output ) != 0 ) + { + retVal++; + } + + i++; + } + return retVal; +}