From: malaterre <malaterre>
Date: Mon, 3 Dec 2007 16:43:56 +0000 (+0000)
Subject: ENH: Add a simple example when user want to take a template DICOM file and a raw... 
X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=commitdiff_plain;h=2e0fae6ec87d9ecb1b76b32d8242a4fba9afefd3;p=gdcm.git

ENH: Add a simple example when user want to take a template DICOM file and a raw (decompressed by private software) to forge a new DICOM file
---

diff --git a/Example/MergeDICOMRaw.cxx b/Example/MergeDICOMRaw.cxx
new file mode 100644
index 00000000..9522548c
--- /dev/null
+++ b/Example/MergeDICOMRaw.cxx
@@ -0,0 +1,166 @@
+/*=========================================================================
+                                                                                
+  Program:   gdcm
+  Module:    $RCSfile: MergeDICOMRaw.cxx,v $
+  Language:  C++
+  Date:      $Date: 2007/12/03 16:43:56 $
+  Version:   $Revision: 1.1 $
+                                                                                
+  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 "gdcmFileHelper.h"
+#include "gdcmCommon.h"
+#include "gdcmDebug.h"
+#include "gdcmUtil.h"
+#include "gdcmDocEntry.h"
+#include "gdcmDataEntry.h"
+
+#include <iomanip>
+
+/*
+ * Take a template DICOM and merge in the Pixel Data from a RAW file
+ */
+int main(int argc, char *argv[])
+{  
+   GDCM_NAME_SPACE::File *f;
+ 
+   if( argc < 3 )
+   {
+      std::cerr << "Usage :" << argv[0] << " input.dcm inputrawfile" << std::endl;
+      std::cerr << "  Ex: " << argv[0] << " template.dcm data.raw" << std::endl;
+      return 1;
+   }
+   std::string fileName = argv[1];
+   
+// ============================================================
+//   Read the input image.
+// ============================================================
+
+   f = GDCM_NAME_SPACE::File::New( );
+
+   //f->SetLoadMode(GDCM_NAME_SPACE::LD_NOSEQ | GDCM_NAME_SPACE::LD_NOSHADOW);
+   f->SetFileName( fileName );
+      
+   bool res = f->Load();  
+
+   GDCM_NAME_SPACE::Debug::DebugOn();
+   if( GDCM_NAME_SPACE::Debug::GetDebugFlag() )
+   {
+      std::cout << "---------------------------------------------" << std::endl;
+      f->Print();
+      std::cout << "---------------------------------------------" << std::endl;
+   }
+   if (!res) {
+       std::cerr << "Sorry, " << fileName << " not a gdcm-readable "
+           << "DICOM / ACR File"
+           << std::endl;
+      f->Delete();
+      return 1;
+   }
+   std::cout << " ... is readable " << std::endl;
+
+     // (Find the dicom tag, and) extract the string
+     
+   // Read in the input data as a file:
+   const char *inputraw = argv[2];
+   std::ifstream i(inputraw);
+   if( !i )
+   {
+      std::cerr << "Problem opening file: " << inputraw << std::endl;
+      f->Delete();
+      return 1;
+   }
+   const unsigned int dims[3] = { 256, 364, 100 };
+   unsigned int pixelsize = 2; // 16bits => 2 bytes
+   unsigned long length = dims[0] * dims[1] * dims[2] * pixelsize;
+   uint8_t *pixeldata = new uint8_t[length];
+   memset(pixeldata,0,length);
+   if( ! i.read((char*)pixeldata, length) )
+     {
+      std::cerr << "Problem reading raw data" << std::endl;
+     }
+   i.close();
+
+   std::ostringstream str;
+
+   // Set the image size
+   str.str("");
+   str << dims[0];
+   f->InsertEntryString(str.str(),0x0028,0x0011,"US"); // Columns
+
+   str.str("");
+   str << dims[1];
+   f->InsertEntryString(str.str(),0x0028,0x0010,"US"); // Rows
+
+   str.str("");
+   str << dims[2];
+   f->InsertEntryString(str.str(),0x0028,0x0008, "IS"); // Number of Frames
+
+   // Set the pixel type
+   str.str("");
+   str << pixelsize * 8;
+   f->InsertEntryString(str.str(),0x0028,0x0100,"US"); // Bits Allocated
+   f->InsertEntryString(str.str(),0x0028,0x0101,"US"); // Bits Stored
+
+   str.str("");
+   str << ( pixelsize * 8 ) - 1;
+   f->InsertEntryString(str.str(),0x0028,0x0102,"US"); // High Bit
+
+   // Set the pixel representation
+   str.str("");
+   str << "0"; // Unsigned
+   f->InsertEntryString(str.str(),0x0028,0x0103,"US"); // Pixel Representation
+
+   // Set the samples per pixel
+   str.str("");
+   str << 1; // grayscale
+   f->InsertEntryString(str.str(),0x0028,0x0002,"US"); // Samples per Pixel
+
+
+
+
+
+   GDCM_NAME_SPACE::FileHelper *fh = GDCM_NAME_SPACE::FileHelper::New(f);
+   // Convert Media Storage SOP Class if needed
+   std::string mssop = f->GetEntryString(0x0002,0x0002);
+   if ( GDCM_NAME_SPACE::Util::DicomStringEqual(mssop, "1.2.392.200036.9116.7.8.1.1.1") )
+     {
+     fh->InsertEntryString("1.2.840.10008.5.1.4.1.1.3.1",0x0002,0x0002,"UI"); // Media Storage SOP Class UID
+     fh->InsertEntryString("1.2.840.10008.5.1.4.1.1.3.1",0x0008,0x0016,"UI"); // SOP Class UID
+     }
+
+  // TODO
+  // for UltrasoundMultiframeImageStorage we may need also:
+  // (0028,0009) AT (0018,1063)                              #   4, 1 FrameIncrementPointer
+  // and
+  // Pixel Aspect Ratio
+
+
+
+   fh->SetContentType(GDCM_NAME_SPACE::UNMODIFIED_PIXELS_IMAGE);
+   fh->SetImageData(pixeldata,length);
+   fh->SetWriteModeToRaw(); // no LUT, no compression.
+   fh->SetWriteTypeToDcmExplVR();
+   const char fileOut[] = "out.dcm";
+   if( !fh->Write(fileOut) )
+   {
+      std::cerr<< "-------------------------------\n"
+                   << "Error when writting the file " << fileOut << "\n"
+                << "No file written\n";
+   }
+
+
+   fh->Delete();
+   f->Delete();
+   return 0;
+}
+
+