-
- std::cout<< "Test::TestReadWriteReadCompare: description " << std::endl;
- std::cout << " For all images in gdcmData (and not blacklisted in "
- "Test/CMakeLists.txt)" << std::endl;
- std::cout << " apply the following multistep test: " << std::endl;
- std::cout << " step 1: parse the image (as gdcmHeader) and call"
- << " IsReadable(). " << std::endl;
- std::cout << " step 2: write the corresponding image in DICOM V3 "
- << "with explicit" << std::endl
- << " Value Representation in temporary file "
- << "TestReadWriteReadCompare.dcm." << std::endl;
- std::cout << " step 3: read the image written on step2 and call "
- << " IsReadable(). " << std::endl;
- std::cout << " step 4: compare (in memory with memcmp) that the two "
- << "images " << std::endl
- << " match (as expanded by gdcm)." << std::endl;
-
- int i = 0;
- while( gdcmDataImages[i] != 0 )
- {
- std::string filename = GDCM_DATA_ROOT;
- filename += "/"; //doh!
- filename += gdcmDataImages[i++];
-
- std::cout << " Testing: " << filename << std::endl;
+ std::cout << " step 1...";
+
+ //////////////// Step 2:
+ GDCM_NAME_SPACE::FileHelper *filehelper = GDCM_NAME_SPACE::FileHelper::New( file );
+ int dataSize = filehelper->GetImageDataSize();
+ uint8_t *imageData = filehelper->GetImageData(); //EXTREMELY IMPORTANT
+ // Sure, it is : It's up to the user to decide if he wants to
+ // GetImageData or if he wants to GetImageDataRaw
+ // (even if we do it by setting a flag, he will have to decide)
+
+ //filehelper->SetImageData(imageData, dataSize);
+
+ filehelper->SetWriteModeToRGB();
+ filehelper->WriteDcmExplVR( output );
+ std::cout << "2...";
+
+ //////////////// Step 3:
+ GDCM_NAME_SPACE::File *fileout = GDCM_NAME_SPACE::File::New();
+ fileout->SetFileName( output );
+ fileout->Load();
+ // gdcm::FileHelper *reread = new gdcm::FileHelper( output ); // deprecated
+
+ if( !fileout->IsReadable() )
+ {
+ std::cout << "Failed" << std::endl
+ << "Test::TestReadWriteReadCompare: Could not parse the newly "
+ << "written image:" << filename << std::endl;
+ file->Delete();
+ filehelper->Delete();
+ fileout->Delete();
+ return 1;
+ }
+
+ GDCM_NAME_SPACE::FileHelper *reread = GDCM_NAME_SPACE::FileHelper::New( fileout );
+
+ std::cout << "3...";
+ // For the next step:
+ int dataSizeWritten = reread->GetImageDataSize();
+ uint8_t *imageDataWritten = reread->GetImageData();
+
+ //////////////// Step 4:
+ // Test the image size
+ if (file->GetXSize() != reread->GetFile()->GetXSize() ||
+ file->GetYSize() != reread->GetFile()->GetYSize() ||
+ file->GetZSize() != reread->GetFile()->GetZSize())
+ {
+ std::cout << "Failed" << std::endl
+ << " X Size differs: "
+ << "X: " << file->GetXSize() << " # "
+ << reread->GetFile()->GetXSize() << " | "
+ << "Y: " << file->GetYSize() << " # "
+ << reread->GetFile()->GetYSize() << " | "
+ << "Z: " << file->GetZSize() << " # "
+ << reread->GetFile()->GetZSize() << std::endl;
+ file->Delete();
+ filehelper->Delete();
+ fileout->Delete();
+ reread->Delete();
+ return 1;
+ }
+
+ // Test the data size
+ // beware of odd length Pixel Element!
+ int dataSizeFixed = dataSize + dataSize%2;
+ int dataSizeWrittenFixed = dataSizeWritten + dataSizeWritten%2;
+
+ if (dataSizeFixed != dataSizeWrittenFixed)
+ {
+ std::cout << "Failed" << std::endl
+ << " Pixel areas lengths differ: "
+ << dataSize << " # " << dataSizeWritten << std::endl;
+ file->Delete();
+ filehelper->Delete();
+ fileout->Delete();
+ reread->Delete();
+ return 1;
+ }
+
+ // Test the data's content
+ if (memcmp(imageData, imageDataWritten, dataSize) !=0)
+ {
+ std::cout << "Failed" << std::endl
+ << " Pixel differ (as expanded in memory)." << std::endl;
+ file->Delete();
+ filehelper->Delete();
+ fileout->Delete();
+ reread->Delete();
+ return 1;
+ }
+ std::cout << "4...OK." << std::endl ;
+
+ //////////////// Clean up:
+ file->Delete();
+ filehelper->Delete();
+ fileout->Delete();
+ reread->Delete();