<div>Hi again,</div><div><br></div><div><br></div><div>I added the function that i use to make float number a volume. I tested this code with adding only one pixel value, but it didnt work.</div><div>I cant also write as dicom image, this functions works without error if i change the final image to .vtk but I can not see anything in the image.</div>
<div><br></div><div>Can someone help me to solve this problem.</div><div><br></div><div> typedef itk::GDCMImageIO ImageIOType;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span>ImageIOType::Pointer gdcmImageIO = ImageIOType::New();</div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>typedef itk::Image< float, 3 > ImageType;</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>typedef itk::ImageFileWriter< ImageType > WriterType;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::Pointer image = ImageType::New();</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>WriterType::Pointer writer = WriterType::New();</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>cout<<"MakeImage"<<endl;</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::IndexType start;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::SizeType size;</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>size[0] = 144; // size along X</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>size[1] = 144; // size along Y</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>size[2] = 60; // size along Z</div><div><br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>start[0] = 0; // first index on X</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>start[1] = 0; // first index on Y</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>start[2] = 0; // first index on Z</div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::RegionType region;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>region.SetSize( size );</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>region.SetIndex( start );</div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>image->SetRegions( region );</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>image->Allocate();</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::PixelType initialValue = 0;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>image->FillBuffer( initialValue );</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>cout<<"MakeImage"<<endl;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::PixelType pixelValue;</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>ImageType::IndexType pixelIndex;</div><div> </div><div><span class="Apple-tab-span" style="white-space:pre"> </span>pixelIndex[0] = 27; // x position</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>pixelIndex[1] = 29; // y position</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>pixelIndex[2] = 37; // z position</div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>pixelValue=0.52356; // TEST </div><div><span class="Apple-tab-span" style="white-space:pre"> </span>image->SetPixel( pixelIndex, pixelValue );</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>cout<<"MakeImage"<<endl;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>writer->SetInput(image);</div><div>
writer->SetImageIO(gdcmImageIO);<br></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>writer->SetFileName("C:\\selimmingwinput\\test.dcm");</div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span></div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span></div><div><span class="Apple-tab-span" style="white-space:pre"> </span>try</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span>writer->Update();</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>}</div><div><span class="Apple-tab-span" style="white-space:pre"> </span> catch( itk::ExceptionObject & e )</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span>{</div><div><span class="Apple-tab-span" style="white-space:pre"> </span>std::cerr << "WRITER UPDATE ERROR" << std::endl;</div><div>
<span class="Apple-tab-span" style="white-space:pre"> </span>std::cerr << e << std::endl;</div><div><span class="Apple-tab-span" style="white-space:pre"> </span> </div><div><span class="Apple-tab-span" style="white-space:pre"> </span>}</div>
<div><span class="Apple-tab-span" style="white-space:pre"> </span></div><br><div class="gmail_quote">On Thu, Apr 30, 2009 at 11:19 PM, C.Cagatay Bilgin <span dir="ltr"><<a href="mailto:bilgic@cs.rpi.edu">bilgic@cs.rpi.edu</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div style="word-wrap:break-word">Merhaba Selim, <div>follow " <span style="font-size:11px">4.1.1 Creating an Image <span style="font-size:12px">" Software manual to create an image. </span></span></div>
<div>Then iterate on the image you just created and follow <span style="font-size:11px">4.1.3 Accessing Pixel Data <span style="font-size:12px"></span></span></div><div><span style="font-size:11px"><span style="font-size:12px">to write the pixel values you read from the text file. Make sure the spacing </span></span></div>
<div>values and the order you iterate (row,col,depth vs col,row,depth...)are consistent </div><div>with the given input. </div><div><br></div><div>Regards, </div><div>C. Cagatay Bilgin</div><div><br><div><div><div></div><div class="h5">
<div>On Apr 30, 2009, at 3:04 AM, Selim Hasan wrote:</div><br></div></div><blockquote type="cite"><div><div></div><div class="h5"><div>Hello all,</div> <div> </div> <div>I have a problem for writing an image(3D). I have an 144*144*60 values inside a 3-D image, those values are writen in a txt file.</div>
<div> </div> <div>I need to write a program that takes this .txt fýle as an input and writes the volume basically having the same image again. This input comes from an another software.</div> <div> </div> <div>Does anyone know how to write this to an image?<br clear="all">
</div> <div>Thank You</div> <div></div><br>-- <br>Selim Hasan<br><br>Yeditepe University<br>Computer Science Engineering<br><br><a href="mailto:selimhasan@gmail.com" target="_blank">selimhasan@gmail.com</a><br></div></div>
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</blockquote></div><br></div></div></blockquote></div><br><br clear="all"><br>-- <br>Selim Hasan<br><br>Yeditepe University<br>Computer Science Engineering<br><br><a href="mailto:selimhasan@gmail.com">selimhasan@gmail.com</a><br>