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</o:shapelayout></xml><![endif]--></head><body lang=ES link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>Hello!<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span lang=EN-US>I would like to calculate the <b>x</b> and <b>y</b> component of the gradient of a 2D image. As in MATLAB is calculated with </span><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New";color:black'>[dT2,dT1] = gradient(T);</span><span lang=EN-US style='font-size:12.0pt;font-family:"Courier New"'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US>ReaderType::Pointer T_g <span style='color:#00B050'>// image </span><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> FilterType::Pointer gradientFilter = FilterType::New();<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> gradientFilter->SetInput( T_g->GetOutput());<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> gradientFilter->Update();<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>With this sentence, I get the result, but I want to have the x-component and the y-component<o:p></o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US>gradientFilter->GetOutput()<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Is there any method to extract it? I am looking for it but I have no positive result!<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 so much<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>Antonio<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=ES-TRAD style='font-size:8.0pt;mso-fareast-language:ES'>Ingeniero de Telecomunicaciones -Becario Investigador asociado a Actividades de I+D+I <o:p></o:p></span></p><p class=MsoNormal><span lang=ES-TRAD style='font-size:8.0pt;mso-fareast-language:ES'>GTTS ( Grupo de Tratamiento y Teoría de la Señal)[ </span><span style='font-size:8.0pt;mso-fareast-language:ES'><a href="http://gtts.upct.es/"><span style='color:blue'>http://gtts.upct.es/</span></a></span><span lang=ES-TRAD style='font-size:8.0pt;mso-fareast-language:ES'>]<o:p></o:p></span></p><p class=MsoNormal><span lang=ES-TRAD style='font-size:8.0pt;mso-fareast-language:ES'>UPCT (Universidad Politécnica de Cartagena)[ </span><span style='font-size:8.0pt;mso-fareast-language:ES'><a href="http://www.upct.es/"><span style='color:blue'>http://www.upct.es/</span></a>]</span><span lang=ES-TRAD style='font-size:8.0pt;mso-fareast-language:ES'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>