[Insight-users] Simple image program help

[Jens Eickmeyer]

Hi!

I think that you have forgotten to link to ITKIO, too. So adding ITKIO
to the LINK_LIBRARIES part in CMakeLists.txt should fix the problem.

Jens

On Mon, 10 Jan 2005 13:16:58 -0800, RJ Stevens <rj.stevens at gmail.com> wrote:
> Hi again, I am building a simple program to open an image based off
> the example Image2.
> I have included all the information this time, namely the program, the
> CMakeLists.txt, and the error messages.
> 
> I am running SUSE linux 9.2 with Itk version 1.8.
> Thanks for any input.
> 
> Richard Stevens
> 
> Simple program based off of image2 example:
> 
> #include "itkImage.h"
> #include "itkImageFileReader.h"
> #include <iostream>
> 
> int main(int , char ** argv)
> {
> 
> //define variables for image def
> typedef unsigned char           PixelType;
> const unsigned int              Dimension = 2;
> 
> //set pixel type and dimension
> typedef itk::Image< PixelType, Dimension > ImageType;
> 
> //instantiate the image reader class
> typedef itk::ImageFileReader< ImageType > ReaderType;
> 
> //use reader class to create a reader object
> ReaderType::Pointer reader = ReaderType::New();
> 
> //give reader oject filename of image to be loaded into memory
> const char * filename = argv[1];
> reader->SetFileName(filename);
> 
> //reader object is a pipeline source object and responds to pipeline
> //update requests. Since this pipeline is of length 1, we must send the
> //update reqest manually
> reader->Update();
> 
> //put the image into an image object
> ImageType::Pointer image = reader -> GetOutput();
> 
> return 0;
> }
> 
> The CMakeLists.txt file this program that is mostly borrowed from
> InsightApplications after my first attempt did not work:
> 
> CMAKE_MINIMUM_REQUIRED(VERSION 1.6)
> PROJECT(Segment1)
> INCLUDE_REGULAR_EXPRESSION("^.*$")
> 
> # Tell CMake's FIND_PACKAGE command where to look for our Find<pkg>
> # modules.
> SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${InsightApplications_SOURCE_DIR})
> 
> IF(NOT WIN32)
>   OPTION(BUILD_SHARED_LIBS "Build Insight-Applications with shared
> libraries." OFF)
> ENDIF(NOT WIN32)
> 
> # Don't build anything unless the version of CMake is high enough.
> # The matching ELSE/ENDIF should be the last lines in the file.
> IF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" GREATER 1.5)
> 
> FIND_PACKAGE(ITK)
> IF(ITK_FOUND)
>         INCLUDE(${ITK_USE_FILE})
> ELSE(ITK_FOUND)
>         MESSAGE(FATAL_ERROR
>                 "ITK not found. Set ITK_DIR.")
> ENDIF(ITK_FOUND)
> 
> #added from CMakeLists.txt from InsightApplications
> LINK_LIBRARIES (
> ITKAlgorithms
> ITKCommon
> ITKBasicFilters
> )
> 
> ADD_EXECUTABLE( Segment1 Segment1.cxx)
> 
> # If the version of CMake was too old, complain and build nothing.
> # These should be the last lines in this file.
> ELSE("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" GREATER 1.5)
>   MESSAGE(SEND_ERROR
>           "This version of CMake is too old to build InsightApplications.  "
>           "Please upgrade to CMake 1.6.")
> ENDIF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" GREATER 1.5)
> 
> Errors Generated:
> 
> :/VTKITK/work/picture2 # make
> Building dependencies. cmake.depends...
> Building object file Segment1.o...
> Building executable ./Segment1...
> Segment1.o(.gnu.linkonce.t._ZN3itk15ImageFileReaderINS_5ImageIhLj2EEENS_25DefaultConvertPixelTraitsIhEEE25GenerateOutputInformationEv+0x28b):
> In function `itk::ImageFileReader<itk::Image<unsigned char,
> (unsigned)2>, itk::DefaultConvertPixelTraits<unsigned char>
> >::GenerateOutputInformation()':
> : undefined reference to `itk::ImageIOFactory::CreateImageIO(char
> const*, itk::ImageIOFactory::FileModeType)'
> Segment1.o(.gnu.linkonce.t._ZN3itk15ImageFileReaderINS_5ImageIhLj2EEENS_25DefaultConvertPixelTraitsIhEEE12GenerateDataEv+0x3ad):
> In function `itk::ImageFileReader<itk::Image<unsigned char,
> (unsigned)2>, itk::DefaultConvertPixelTraits<unsigned char>
> >::GenerateData()':
> : undefined reference to `itk::operator<<(std::basic_ostream<char,
> std::char_traits<char> >&, itk::ImageIORegion const&)'
> Segment1.o(.gnu.linkonce.t._ZN3itk15ImageFileReaderINS_5ImageIhLj2EEENS_25DefaultConvertPixelTraitsIhEEE12GenerateDataEv+0x932):
> In function `itk::ImageFileReader<itk::Image<unsigned char,
> (unsigned)2>, itk::DefaultConvertPixelTraits<unsigned char>
> >::GenerateData()':
> : undefined reference to `itk::ImageIOBase::GetImageSizeInBytes() const'
> Segment1.o(.gnu.linkonce.t._ZN3itk15ImageFileReaderINS_5ImageIhLj2EEENS_25DefaultConvertPixelTraitsIhEEE15DoConvertBufferEPvm+0x66b):
> In function `itk::ImageFileReader<itk::Image<unsigned char,
> (unsigned)2>, itk::DefaultConvertPixelTraits<unsigned char>
> >::DoConvertBuffer(void*, unsigned long)':
> : undefined reference to
> `itk::ImageIOBase::GetComponentTypeAsString(itk::ImageIOBase::IOComponentType)
> const'
> Segment1.o(.gnu.linkonce.t._ZN3itk13ImageIORegionC1Ej+0x1a): In
> function `itk::ImageIORegion::ImageIORegion[in-charge](unsigned)':
> : undefined reference to `vtable for itk::ImageIORegion'
> Segment1.o(.gnu.linkonce.t._ZN3itk13ImageIORegionD1Ev+0xc): In
> function `itk::ImageIORegion::~ImageIORegion [in-charge]()':
> : undefined reference to `vtable for itk::ImageIORegion'
> Segment1.o(.gnu.linkonce.t._ZN3itk13ImageIORegionC1ERKS0_+0x1a): In
> function `itk::ImageIORegion::ImageIORegion[in-charge](itk::ImageIORegion
> const&)':
> : undefined reference to `vtable for itk::ImageIORegion'
> collect2: ld returned 1 exit status
> make[1]: *** [Segment1] Error 1
> make: *** [default_target] Error 2
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