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</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I recently upgrade from itk 3.16 to itk 4.1.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I thus have to update my code source to use the new gdcm core (2.0.x)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Previously, I wrote a method (for internal use) which returns the value of a given Tag as string.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>This method now uses a gdcm::DataElement as parameter.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>But I can’t get the value of the DataElement as a string in all the case.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>My code is the following<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";color:blue'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";color:blue'>static</span><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'> <span style='color:blue'>bool</span> GetValue(std::string &p_Str, <span style='color:blue'>const</span> gdcm::DataElement &p_Elem)<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>{<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'> p_Str.clear();<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";color:green'> </span><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>if (p_Elem.GetByteValue() == NULL) return false;<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'> p_Str = std::string(p_Elem.GetByteValue()->GetBuffer(),p_Elem.GetByteValue()->GetLength());<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'> <span style='color:blue'>return</span> !p_Str.empty();<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>}<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>But for a given tag (SamplesPerPixel, which VR = US and Value is 1), p_Str is not “1” but “ “. This seems to indicate that <o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>p_Str = std::string(p_Elem.GetByteValue()->GetBuffer(),p_Elem.GetByteValue()->GetLength());<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>is not the correct way to get the value of a US element in a string !<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Is there a way to do want I want in a safe manner (not dependent to VR) ?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks for help<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Vincent<o:p></o:p></span></p></div></body></html>