<font class="Apple-style-span" face="arial, helvetica, sans-serif"><span class="Apple-style-span" style="background-color: rgb(255, 255, 255); "><h3><span class="Apple-style-span" style="font-weight: normal; "><font class="Apple-style-span" size="2">Hello!</font></span></h3>
</span><span class="Apple-style-span" style="background-color: rgb(255, 255, 255); "><h3><span class="Apple-style-span" style="font-weight: normal; "><font class="Apple-style-span" size="2">With itk::GradientImageFilter you obtain a output image consisting of a covariant vector image with the x and y components...</font></span></h3>
</span><span class="Apple-style-span" style="background-color: rgb(255, 255, 255); ">If you want to generate separated x and y components in two different images you can use iterators to traverse the covariant vector image and just copy the x and y values into different images</span></font><span class="Apple-style-span" style="background-color: rgb(255, 255, 255); "><h3 style="font-size: 12px; ">
<span class="Apple-style-span" style="font-weight: normal;">regards</span></h3></span><br><div class="gmail_quote">2011/9/22 Antonio Gómez Barquero <span dir="ltr"><<a href="mailto:agb1@alu.upct.es">agb1@alu.upct.es</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div lang="ES" link="blue" vlink="purple"><div><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><span lang="EN-US">Hello!<u></u><u></u></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""><u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal" style="text-indent:35.4pt"><span lang="EN-US">ReaderType::Pointer T_g <span style="color:#00B050">// image </span><u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> FilterType::Pointer gradientFilter = FilterType::New();<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"> gradientFilter->SetInput( T_g->GetOutput());<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"> gradientFilter->Update();<u></u><u></u></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<u></u><u></u></span></p>
<p class="MsoNormal" style="text-indent:35.4pt"><span lang="EN-US">gradientFilter->GetOutput()<u></u><u></u></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!<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">Thanks so much<u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal">
<span lang="EN-US">Antonio<u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><span lang="ES-TRAD" style="font-size:8.0pt">Ingeniero de Telecomunicaciones -Becario Investigador asociado a Actividades de I+D+I <u></u><u></u></span></p>
<p class="MsoNormal"><span lang="ES-TRAD" style="font-size:8.0pt">GTTS ( Grupo de Tratamiento y Teoría de la Señal)[ </span><span style="font-size:8.0pt"><a href="http://gtts.upct.es/" target="_blank"><span style="color:blue">http://gtts.upct.es/</span></a></span><span lang="ES-TRAD" style="font-size:8.0pt">]<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="ES-TRAD" style="font-size:8.0pt">UPCT (Universidad Politécnica de Cartagena)[ </span><span style="font-size:8.0pt"><a href="http://www.upct.es/" target="_blank"><span style="color:blue">http://www.upct.es/</span></a>]</span><span lang="ES-TRAD" style="font-size:8.0pt"><u></u><u></u></span></p>
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