X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmFile.cxx;h=71e8a7782c480f78418d2a0f8eed787410a826f3;hb=0ce6682a82eacb85233fcccef601f83bb591ec12;hp=fff552358a69c7065db477b7bf9cc2110deb11c4;hpb=ef8ed3af8c91289da3f6a6e64da7aafda69b8b62;p=gdcm.git

diff --git a/src/gdcmFile.cxx b/src/gdcmFile.cxx
index fff55235..71e8a778 100644
--- a/src/gdcmFile.cxx
+++ b/src/gdcmFile.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmFile.cxx,v $
   Language:  C++
-  Date:      $Date: 2005/03/11 11:12:13 $
-  Version:   $Revision: 1.230 $
+  Date:      $Date: 2005/04/19 09:58:19 $
+  Version:   $Revision: 1.233 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -46,12 +46,25 @@ namespace gdcm
 {
 //-----------------------------------------------------------------------------
 // Constructor / Destructor
+
+/**
+ * \brief Constructor used when we want to generate dicom files from scratch
+ */
+File::File():
+   Document()
+{
+   RLEInfo  = new RLEFramesInfo;
+   JPEGInfo = new JPEGFragmentsInfo;
+   GrPixel  = 0x7fe0;
+   NumPixel = 0x0010;
+}
+
 /**
  * \brief  Constructor 
  * @param  filename name of the file whose header we want to analyze
  */
 File::File( std::string const &filename )
-     :Document( filename )
+     :Document(filename)
 {    
    RLEInfo  = new RLEFramesInfo;
    JPEGInfo = new JPEGFragmentsInfo;
@@ -145,17 +158,6 @@ File::File( std::string const &filename )
    }
 }
 
-/**
- * \brief Constructor used when we want to generate dicom files from scratch
- */
-File::File():
-   Document()
-{
-   RLEInfo  = new RLEFramesInfo;
-   JPEGInfo = new JPEGFragmentsInfo;
-   GrPixel  = 0x7fe0;
-   NumPixel = 0x0010;
-}
 
 /**
  * \brief   Canonical destructor.
@@ -170,6 +172,8 @@ File::~File ()
 
 //-----------------------------------------------------------------------------
 // Public
+
+
 /**
  * \brief  This predicate, based on hopefully reasonable heuristics,
  *         decides whether or not the current File was properly parsed
@@ -264,10 +268,14 @@ ModalityType File::GetModality()
       else if ( strModality.find("PT") < strModality.length()) return PT;
       else if ( strModality.find("RF") < strModality.length()) return RF;
       else if ( strModality.find("RG") < strModality.length()) return RG;
-      else if ( strModality.find("RTDOSE")   < strModality.length()) return RTDOSE;
-      else if ( strModality.find("RTIMAGE")  < strModality.length()) return RTIMAGE;
-      else if ( strModality.find("RTPLAN")   < strModality.length()) return RTPLAN;
-      else if ( strModality.find("RTSTRUCT") < strModality.length()) return RTSTRUCT;
+      else if ( strModality.find("RTDOSE")   
+                                       < strModality.length()) return RTDOSE;
+      else if ( strModality.find("RTIMAGE")  
+                                       < strModality.length()) return RTIMAGE;
+      else if ( strModality.find("RTPLAN")
+                                       < strModality.length()) return RTPLAN;
+      else if ( strModality.find("RTSTRUCT") 
+                                       < strModality.length()) return RTSTRUCT;
       else if ( strModality.find("SM") < strModality.length()) return SM;
       else if ( strModality.find("ST") < strModality.length()) return ST;
       else if ( strModality.find("TG") < strModality.length()) return TG;
@@ -819,20 +827,21 @@ std::string File::GetPixelType()
 }
 
 /**
- * \brief   Check whether the pixels are signed or UNsigned data.
- * \warning The method defaults to false (UNsigned) when information is Missing.
+ * \brief   Check whether the pixels are signed (1) or UNsigned (0) data.
+ * \warning The method defaults to false (UNsigned) when tag 0028|0103
+ *          is missing.
  *          The responsability of checking this value is left to the caller.
  * @return  True when signed, false when UNsigned
  */
 bool File::IsSignedPixelData()
 {
-   std::string strSize = GetEntryValue( 0x0028, 0x0103 );
-   if ( strSize == GDCM_UNFOUND )
+   std::string strSign = GetEntryValue( 0x0028, 0x0103 );
+   if ( strSign == GDCM_UNFOUND )
    {
       gdcmWarningMacro( "(0028,0103) is supposed to be mandatory");
       return false;
    }
-   int sign = atoi( strSize.c_str() );
+   int sign = atoi( strSign.c_str() );
    if ( sign == 0 ) 
    {
       return false;
@@ -1445,7 +1454,7 @@ void File::ComputeRLEInfo()
    //       - when more than one frame are present, then we are in 
    //         the case of a multi-frame image.
    long frameLength;
-   while ( (frameLength = ReadTagLength(0xfffe, 0xe000)) )
+   while ( (frameLength = ReadTagLength(0xfffe, 0xe000)) != 0 )
    { 
       // Parse the RLE Header and store the corresponding RLE Segment
       // Offset Table information on fragments of this current Frame.
@@ -1524,7 +1533,7 @@ void File::ComputeJPEGFragmentInfo()
    // Loop on the fragments[s] and store the parsed information in a
    // JPEGInfo.
    long fragmentLength;
-   while ( (fragmentLength = ReadTagLength(0xfffe, 0xe000)) )
+   while ( (fragmentLength = ReadTagLength(0xfffe, 0xe000)) != 0 )
    { 
       long fragmentOffset = Fp->tellg();