X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=Testing%2FTestCopyDicom.cxx;h=66c2ad2214992fe18c5677a247a3a72e9449601d;hb=c42ce41966ee7a572752d7f45ddff25b90515119;hp=8bbedf69aea75e703041838331052a6ab270060c;hpb=692f863c018c259a380e664d3608a46ec0c8bb3e;p=gdcm.git diff --git a/Testing/TestCopyDicom.cxx b/Testing/TestCopyDicom.cxx index 8bbedf69..66c2ad22 100644 --- a/Testing/TestCopyDicom.cxx +++ b/Testing/TestCopyDicom.cxx @@ -1,3 +1,20 @@ +/*========================================================================= + + Program: gdcm + Module: $RCSfile: TestCopyDicom.cxx,v $ + Language: C++ + Date: $Date: 2004/11/24 10:23:46 $ + Version: $Revision: 1.19 $ + + 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 "gdcmHeader.h" #include "gdcmFile.h" #include "gdcmDocument.h" @@ -9,6 +26,8 @@ #ifndef _WIN32 #include //for access, unlink +#else +#include //for _access on Win32 #endif // return true if the file exists @@ -38,39 +57,29 @@ bool RemoveFile(const char* source) 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 CopyDicom(std::string const & filename, + std::string const & output ) { - 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 ); - - TagDocEntryHT & Ht = original->GetHeader()->GetEntry(); + //////////////// Step 1: + std::cout << " 1..."; + gdcm::File *original = new gdcm::File( filename ); + gdcm::File *copy = new gdcm::File( output ); size_t dataSize = original->GetImageDataSize(); uint8_t* imageData = original->GetImageData(); + (void)dataSize; // To use the variable and not have warnings at compil. + (void)imageData; // To use the variable and not have warnings at compil. //First of all copy the header field by field @@ -79,21 +88,24 @@ int TestCopyDicom(int , char* []) // (the user does NOT have to know the way we implemented the Header !) // Waiting for a 'clean' solution, I keep the method ...JPRx - gdcmDocEntry* d; - for (TagDocEntryHT::iterator tag = Ht.begin(); tag != Ht.end(); ++tag) + //////////////// Step 2: + std::cout << "2..."; + original->GetHeader()->Initialize(); + gdcm::DocEntry* d=original->GetHeader()->GetNextEntry(); + + while(d) { - d = tag->second; - if ( gdcmBinEntry* b = dynamic_cast(d) ) - { + if ( gdcm::BinEntry* b = dynamic_cast(d) ) + { copy->GetHeader()->ReplaceOrCreateByNumber( - b->GetVoidArea(), + b->GetBinArea(), b->GetLength(), b->GetGroup(), b->GetElement(), b->GetVR() ); } - else if ( gdcmValEntry* v = dynamic_cast(d) ) + else if ( gdcm::ValEntry* v = dynamic_cast(d) ) { copy->GetHeader()->ReplaceOrCreateByNumber( v->GetValue(), @@ -109,24 +121,133 @@ int TestCopyDicom(int , char* []) // << d->GetGroup() << " " << d->GetElement() // << std::endl; } + + d=original->GetHeader()->GetNextEntry(); } + + // Useless to set the image datas, because it's already made when + // copying the corresponding BinEntry that contains the pixel datas copy->SetImageData(imageData, dataSize); - original->GetHeader()->SetImageDataSize(dataSize); +// copy->GetImageData(); +// original->GetHeader()->SetImageDataSize(dataSize); + //////////////// Step 3: + std::cout << "3..."; copy->WriteDcmExplVR( output ); - delete original; delete copy; - copy = new gdcmFile( output ); + //////////////// Step 4: + std::cout << "4..."; + copy = new gdcm::File( output ); //Is the file written still gdcm parsable ? if ( !copy->GetHeader()->IsReadable() ) { - retVal +=1; - std::cout << output << " Failed" << std::endl; + std::cout << "=> " << output << " Failed" << std::endl; + delete original; + return(1); + } + + //////////////// Step 5: + std::cout << "5..."; + int 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; + + 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; + + return 1; + } + std::cout << "OK." << std::endl ; + + delete original; + delete copy; + + 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 gdcmHeader) 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 datas 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 = "../Testing/Temporary/output.dcm"; + std::string output = "output.dcm"; + + if( CopyDicom( filename, output ) != 0 ) + { + retVal++; } + i++; } return retVal;