]> Creatis software - gdcm.git/commitdiff
Add RawToDicomStack, to convert multiframe to a stack of single frames
authorjpr <jpr>
Thu, 12 Jun 2008 13:26:39 +0000 (13:26 +0000)
committerjpr <jpr>
Thu, 12 Jun 2008 13:26:39 +0000 (13:26 +0000)
Example/CMakeLists.txt
Example/RawToDicomStack.cxx [new file with mode: 0755]

index 09c2440897b06fb23ebfe0d8340db18b6d4df8cd..47bbf349e4a67bd209d3ca07ac771b64baa2660e 100644 (file)
@@ -28,7 +28,8 @@ SET(EXAMPLE_SOURCES
   exMakeIcon
   
   # the following are utilities
-  #----------------------------  
+  #----------------------------
+  RawToDicomStack  
   PrintDicomDir  
   PrintFile  
   MakeDicomDir  
diff --git a/Example/RawToDicomStack.cxx b/Example/RawToDicomStack.cxx
new file mode 100755 (executable)
index 0000000..314debc
--- /dev/null
@@ -0,0 +1,417 @@
+/*=========================================================================
+                                                                                
+  Program:   gdcm
+  Module:    $RCSfile: RawToDicomStack.cxx,v $
+  Language:  C++
+  Date:      $Date: 2008/06/12 13:26:39 $
+  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.
+                                      
+=========================================================================*/
+
+/**
+ * Writes a Dicom file from a Raw File
+ * User has to supply parameters. 
+ * 
+ */
+#include "gdcmFile.h"
+#include "gdcmFileHelper.h"
+#include "gdcmDebug.h"
+#include "gdcmUtil.h"
+#include "gdcmArgMgr.h"
+
+#include <iostream>
+#include <sstream>
+
+typedef char * PS8;
+typedef unsigned char * PU8;
+typedef short int * PS16;
+typedef unsigned short int * PU16;
+typedef int * PS32;
+typedef unsigned int * PU32;
+
+#define CRR(t1,t2)     { for(int i=0;i<nY;i++)                   \
+                           for(int j=0;j<nX;j++)                 \
+                             for(int k=0;k<samplesPerPixel;k++)  \
+                                 *((t2)planePixels + i*nX +j+k) = *(((t1)pixels)+ nbPlanes*nX*nY + i*nX +j+k);\
+                       }
+    
+#define CFR(PPt)  switch ( pixelTypeOutCode ) {     \
+          case -8   : CRR(PPt,PS8); break;          \
+          case 8    : CRR(PPt,PU8); break;          \
+          case -16  : CRR(PPt,PS16); break;         \
+          case 16   : CRR(PPt,PU16); break;         \
+          case -32  : CRR(PPt,PS32); break;         \
+          case 32   : CRR(PPt,PU32); break;         \
+          }
+
+
+void ConvertSwapZone(int pixelSize, void *Raw, size_t RawSize);
+
+void ConvertSwapZone(int pixelSize, void *Raw, size_t RawSize)
+{
+   unsigned int i;    
+   if ( pixelSize == 2 )
+   {
+      uint16_t *im16 = (uint16_t*)Raw;
+      for( i = 0; i < RawSize / 2; i++ )
+      {
+         im16[i]= (im16[i] >> 8) | (im16[i] << 8 );
+      }     
+   }
+   else if ( pixelSize == 4 )
+   {
+      uint32_t s32;
+      uint16_t high;
+      uint16_t low;
+      uint32_t *im32 = (uint32_t*)Raw;
+
+      for( i = 0; i < RawSize / 4; i++ )
+      {
+         low     = im32[i] & 0x0000ffff; // 3412
+         high    = im32[i] >> 16;
+         s32     = low;
+         im32[i] = ( s32 << 16 ) | high;
+      }
+      
+   }
+}
+
+int main(int argc, char *argv[])
+{
+   START_USAGE(usage)
+   " \n RawToDicom : \n                                                       ",
+   " Writes a Dicom file from a Raw File                                      ",
+   " usage: RawToDicom filein=inputFileName                                   ",
+   "                   fileout=outputSkeletonName                             ",
+   "                   rows=nb of Rows                                        ",
+   "                   lines=nb of Lines,                                     ",
+   "                   [frames = nb of Frames] //defaulted to 1               ",
+   "                   pixeltype={8U|8S|16U|16S|32U|32S}                      ",
+   "                   pixeltypeout={8U|8S|16U|16S|32U|32S}                   ",   
+   "                   [{b|l}] b:BigEndian,l:LittleEndian default : l         ",
+   "                   [samples = {1|3}}       //(1:Gray,3:RGB) defaulted to 1",
+   "                   [monochrome1]                                          ",
+   "                   [studyid = ] [patientname = Patient's name]            ",
+   "                   [debug]                                                ",
+   "                                                                          ",
+   "  monochrome1 = user wants MONOCHROME1 photom. interp. (0=white)          ", 
+   "  studyUID   : *aware* user wants to add the serie                        ",
+   "                                             to an already existing study ",
+   "  debug      : developper wants to run the program in 'debug mode'        ",
+   FINISH_USAGE
+   
+
+   // ------------ Initialize Arguments Manager ----------------  
+   GDCM_NAME_SPACE::ArgMgr *am= new GDCM_NAME_SPACE::ArgMgr(argc, argv);
+  
+   if (argc == 1 || am->ArgMgrDefined("usage") )
+   {
+      am->ArgMgrUsage(usage); // Display 'usage'
+      delete am;
+      return 1;
+   }
+
+   const char *inputFileName          = am->ArgMgrGetString("filein");
+   const char *outputSkeletonFileName = am->ArgMgrGetString("fileout");
+   
+  const char *patientName = am->ArgMgrGetString("patientname", "g^Fantomas");
+   
+   int nX = am->ArgMgrWantInt("rows", usage);
+   int nY = am->ArgMgrWantInt("lines", usage);
+   int nZ = am->ArgMgrGetInt("frames", 1);
+   int samplesPerPixel = am->ArgMgrGetInt("samples", 1);
+   
+   int b = am->ArgMgrDefined("b");
+   int l = am->ArgMgrDefined("l");
+      
+   char *pixelType = am->ArgMgrWantString("pixeltype", usage);
+  
+   const char *pixelTypeOut = am->ArgMgrGetString("pixeltypeout", pixelType);   
+
+   bool monochrome1 = ( 0 != am->ArgMgrDefined("monochrome1") );
+   
+   if (am->ArgMgrDefined("debug"))
+      GDCM_NAME_SPACE::Debug::DebugOn();
+
+   bool userDefinedStudy = ( 0 != am->ArgMgrDefined("studyUID") );
+   const char *studyUID;
+   if (userDefinedStudy)
+      studyUID  = am->ArgMgrGetString("studyUID");  
+
+   // not described *on purpose* in the Usage !
+   bool userDefinedSerie = ( 0 != am->ArgMgrDefined("serieUID") );       
+   const char *serieUID;
+   if(userDefinedSerie)
+      serieUID = am->ArgMgrGetString("serieUID");
+
+   /* if unused Param we give up */
+   if ( am->ArgMgrPrintUnusedLabels() )
+   {
+      am->ArgMgrUsage(usage);
+      delete am;
+      return 1;
+   } 
+
+   delete am;  // we don't need Argument Manager any longer
+
+   // ----------- End Arguments Manager ---------
+   
+ /// \TODO Deal with all the images of a directory
+  
+ // Read the Raw file  
+   std::ifstream *Fp = new std::ifstream(inputFileName, std::ios::in | std::ios::binary);
+   if ( ! *Fp )
+   {   
+      std::cout << "Cannot open file: " << inputFileName;
+      delete Fp;
+      Fp = 0;
+      return 0;
+   }  
+
+   bool bigEndian = GDCM_NAME_SPACE::Util::IsCurrentProcessorBigEndian();
+
+   std::string strPixelType(pixelType);
+   int pixelSign;
+   int pixelSize;
+   int pixelTypeCode; // for the switch case
+   
+   if (strPixelType == "8S")
+   {
+      pixelSize = 1;
+      pixelSign = 1;
+      pixelTypeCode = -8;
+   }
+   else if (strPixelType == "8U")
+   {
+      pixelSize = 1;
+      pixelSign = 0;
+      pixelTypeCode = 8;      
+   }
+   else if (strPixelType == "16S")
+   {
+      pixelSize = 2;
+      pixelSign = 1;
+      pixelTypeCode = -16;
+   }   
+   else if (strPixelType == "16U")
+   {
+      pixelSize = 2;
+      pixelSign = 0;
+      pixelTypeCode = 16;
+   }      
+   else if (strPixelType == "32S")
+   {
+      pixelSize = 4;
+      pixelSign = 1;
+      pixelTypeCode = -32;      
+   }   
+   else if (strPixelType == "32U")
+   {
+      pixelSize = 4;
+      pixelSign = 0;
+      pixelTypeCode = 32;       
+   }
+   else
+   {
+      std::cout << "Wrong 'pixeltype' (" << strPixelType << ")" << std::endl;
+      return 1;
+   }
+
+   std::string strPixelTypeOut(pixelTypeOut);
+   int pixelSignOut;
+   int pixelSizeOut;
+   int pixelTypeOutCode; // for the swirch case
+    
+   if (strPixelTypeOut == "8S")
+   {
+      pixelSizeOut = 1;
+      pixelSignOut = 1;
+      pixelTypeOutCode = -8;
+   }
+   else if (strPixelTypeOut == "8U")
+   {
+      pixelSizeOut = 1;
+      pixelSignOut = 0;
+      pixelTypeOutCode = 8;
+   }
+   else if (strPixelTypeOut == "16S")
+   {
+      pixelSizeOut = 2;
+      pixelSignOut = 1; 
+      pixelTypeOutCode = -16;
+   }   
+   else if (strPixelTypeOut == "16U")
+   {
+      pixelSizeOut = 2;
+      pixelSignOut = 0;
+      pixelTypeOutCode = 16;
+   }      
+   else if (strPixelTypeOut == "32S")
+   {
+      pixelSizeOut = 4;
+      pixelSignOut = 1;
+      pixelTypeOutCode = -32;
+   }   
+   else if (strPixelTypeOut == "32U")
+   {
+      pixelSizeOut = 4;
+      pixelSignOut = 0;
+      pixelTypeOutCode = 32;
+   }
+   else
+   {
+      std::cout << "Wrong 'pixeltypeout' (" << strPixelTypeOut << ")" << std::endl;
+      return 1;
+   }
+   std::string strStudyUID;
+   std::string strSerieUID;
+
+   if (userDefinedStudy)
+      strSerieUID = studyUID;
+   else
+      strStudyUID = GDCM_NAME_SPACE::Util::CreateUniqueUID();
+   
+   if (userDefinedSerie)
+     strSerieUID = serieUID;
+   else
+      strSerieUID = GDCM_NAME_SPACE::Util::CreateUniqueUID();
+      
+   // Read the pixels
+
+   int singlePlaneDataSize =  nX*nY*samplesPerPixel*pixelSizeOut;
+   int dataSize            =  singlePlaneDataSize*nZ;
+
+   uint8_t *pixels = new uint8_t[dataSize];
+   uint8_t *planePixels = new uint8_t[singlePlaneDataSize];   
+   
+   Fp->read((char*)pixels, (size_t)dataSize);
+     
+   if ( pixelSize !=1 && ( (l && bigEndian) || (b && ! bigEndian) ) )
+   {  
+      ConvertSwapZone(pixelSize, pixels, dataSize);   
+   }
+
+// iterate on the planes.
+
+   char outputFileName[200];
+   
+for(int nbPlanes=0; nbPlanes<nZ; nbPlanes++)
+{
+
+sprintf(outputFileName, "%s.%04d.dcm", outputSkeletonFileName,nbPlanes);
+
+// Copy (and convert) pixels of a single plane
+
+  switch ( pixelTypeCode ) {
+    case 8    : CFR(PU8);  break;
+    case -8   : CFR(PS8);  break;
+    case -16  : CFR(PU16); break;
+    case 16   : CFR(PS16); break;
+    case -32  : CFR(PS32); break;
+    case 32   : CFR(PU32); break;
+  }
+
+// Create an empty FileHelper
+
+   GDCM_NAME_SPACE::FileHelper *fileH = GDCM_NAME_SPACE::FileHelper::New();
+ // Get the (empty) image header.
+   GDCM_NAME_SPACE::File *fileToBuild = fileH->GetFile();
+
+   // 'Study Instance UID'
+   // The user is allowed to create his own Study, 
+   //          keeping the same 'Study Instance UID' for various images
+   // The user may add images to a 'Manufacturer Study',
+   //          adding new Series to an already existing Study
+
+   fileToBuild->InsertEntryString(strStudyUID,0x0020,0x000d,"UI");  //  Study UID   
+
+   // 'Serie Instance UID'
+   // The user is allowed to create his own Series, 
+   // keeping the same 'Serie Instance UID' for various images
+   // The user shouldn't add any image to a 'Manufacturer Serie'
+   // but there is no way no to prevent him for doing that
+   
+   fileToBuild->InsertEntryString(strSerieUID,0x0020,0x000e,"UI");  //  Serie UID
+   
+   std::ostringstream str;
+
+   // Set the image size
+   str.str("");
+   str << nX;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0011, "US"); // Columns
+   str.str("");
+   str << nY;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0010, "US"); // Rows
+   
+   // Set the pixel type
+   
+   str.str("");
+   str << pixelSize*8;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0100, "US"); // Bits Allocated
+
+   str.str("");
+   str << pixelSize*8;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0101, "US"); // Bits Stored
+
+   str.str("");
+   str << ( pixelSize*8 - 1 );
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0102, "US"); // High Bit
+
+   str.str("");
+   str << pixelSign;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0103, "US"); // Pixel Representation
+   
+// If you deal with a Serie of images, as slices of a volume,
+// it up to you to tell gdcm, for each image, what are the values of :
+// 
+// 0020 0032 DS 3 Image Position (Patient)
+// 0020 0037 DS 6 Image Orientation (Patient)
+
+   str.str("");
+   str << "0.0 \\ 0.0 \\" <<  nbPlanes;   
+   fileToBuild->InsertEntryString(str.str(),0x0020,0x0032, "DS");
+
+   str.str("");
+   str << samplesPerPixel;
+   fileToBuild->InsertEntryString(str.str(),0x0028,0x0002, "US"); // Samples per Pixel
+
+   if (strlen(patientName) != 0)
+      fileToBuild->InsertEntryString(patientName,0x0010,0x0010, "PN"); // Patient's Name
+    
+   //  0=white  
+   if(monochrome1)
+      fileH->SetPhotometricInterpretationToMonochrome1();
+     
+// Set the image Pixel Data (plane)
+   fileH->SetImageData(planePixels,singlePlaneDataSize);
+
+// Set the writting mode and write the image
+   fileH->SetWriteModeToRaw();
+
+ // Write a DICOM Explicit VR file
+   fileH->SetWriteTypeToDcmExplVR();
+
+   if( !fileH->Write(outputFileName ) )
+   {
+      std::cout << "Failed for [" << outputFileName << "]\n"
+                << "           File is unwrittable\n";
+   }
+
+   fileH->Delete();
+   
+} // end iterate on the planes
+
+   delete[] pixels;
+   delete[] planePixels;
+   return 1;
+}