[Rtk-users] DRR image generation from 3D CT

Wed Apr 22 15:33:57 EDT 2020

Have you tried without ITKImageIO? I think png is present by default
anyway. I would also check if you are using the same configuration between
ITK and your code (shared vs static libraries).

On Wed, Apr 22, 2020 at 6:17 PM Isuru Suranga Wijesinghe <
isurusuranga.wijesinghe at gmail.com> wrote:

> *I have tried to change my CMake configuration as in the given asnwers but
> I have got an error as below.*
>
>
> *Severity Code Description Project File Line Suppression StateError
> LNK2001 unresolved external symbol "void __cdecl
> itk::JPEG2000ImageIOFactoryRegister__Private(void)"
> (?JPEG2000ImageIOFactoryRegister__Private at itk@@YAXXZ) FirstReconstruction
> D:\RTKExample\Build\FirstReconstruction.obj 1 *
>
> *For your further reference I have copied my CMKaeLsits file as well.*
>
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> *cmake_minimum_required(VERSION 3.9.5 FATAL_ERROR)# This project is
> designed to be built outside the RTK source
> tree.project(FirstReconstruction)# Find ITK with RTKfind_package(ITK
> REQUIRED COMPONENTS RTK ITKImageIO)include(${ITK_USE_FILE})#
> Executable(s)add_executable(FirstReconstruction FirstReconstruction.cpp
> )#target_link_libraries(FirstReconstruction
> ${RTK_LIBRARIES})target_link_libraries(FirstReconstruction
> ${ITK_LIBRARIES})*
>
> On Wed, Apr 22, 2020 at 4:03 PM Simon Rit <simon.rit at creatis.insa-lyon.fr>
> wrote:
>
>> Hi,
>> Can you check this thread
>> <https://discourse.itk.org/t/is-png-no-longer-supported/2893/16>? A
>> similar problem was solved there. Note that I don't think that PNG can
>> support float types.
>> Simon
>>
>> On Wed, Apr 22, 2020 at 4:59 PM Isuru Suranga Wijesinghe <
>> isurusuranga.wijesinghe at gmail.com> wrote:
>>
>>> The problem is in the RTK I think. I was able to successfully save the
>>> output image as the .png extension with an ITK eample.
>>> I just checked  with CMake GUI and it doesn't contain a such module.
>>> Please see the attachment. Any alternative approach is there ?
>>>
>>> On Wed, Apr 22, 2020 at 3:37 PM Andreas Andersen <andreasga22 at gmail.com>
>>> wrote:
>>>
>>>> It actually tells you the problem, you set the suffix of an unsupported
>>>> type.
>>>> However, it doesn't tell you that ITK can support PNG if you configure
>>>> and compile with the CMake option Module_ITKIOPNG=ON (unless they changed
>>>> it)
>>>> I think the type should automatically register after a successful
>>>> rebuild.
>>>>
>>>> /Andreas
>>>>
>>>> On Wed, 22 Apr 2020, 16:10 Isuru Suranga Wijesinghe, <
>>>> isurusuranga.wijesinghe at gmail.com> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> I have tried to save the out image as .png and it gave an error as
>>>>> below.
>>>>>
>>>>> itk::ImageFileWriterException (0000003E08EFFCC0)   Location: "unknown"
>>>>> File: D:\ITK\Source\Modules\IO\ImageBase\include\itkImageFileWriter.hxx
>>>>> Line: 128   Description:  Could not create IO object for writing file
>>>>> E:/DRRGeneratedDataset/one_CT/DRR_RTK/first.png
>>>>> Tried to create one of the following:
>>>>> GDCMImageIO
>>>>> MetaImageIO
>>>>> TIFFImageIO
>>>>> You probably failed to set a file suffix, or  set the suffix to an
>>>>> unsupported type.
>>>>>
>>>>> And when changing the output extension to .mha it gives below error.
>>>>> 'FirstReconstruction.exe' (Win32): Loaded
>>>>> 'C:\Windows\System32\kernel.appcore.dll'.
>>>>> Exception thrown at 0x00007FF68D387919 in FirstReconstruction.exe:
>>>>> 0xC0000005: Access violation reading location 0xFFFFFFFFFFFFFFFF.
>>>>>
>>>>> I have attached the source code (.cpp) file for your further
>>>>> reference. Please let me know if I have done any mistake.
>>>>>
>>>>>
>>>>> On Tue, Apr 21, 2020 at 4:43 PM Simon Rit <
>>>>> simon.rit at creatis.insa-lyon.fr> wrote:
>>>>>
>>>>>> Projection is centered on point (0,0,0) mm in your input
>>>>>> (PhaseImage_01.mha) (as described in the doc). Check where this point is in
>>>>>> your input. If it's outside, then you need to modify its origin (in the ITK
>>>>>> sense, check ITK doc).
>>>>>>
>>>>>> On Tue, Apr 21, 2020 at 5:36 PM Isuru Suranga Wijesinghe <
>>>>>> isurusuranga.wijesinghe at gmail.com> wrote:
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> I have built rtkforwardprojections code. And pass the appropriate
>>>>>>> parameters to the generated exe from the command line as below.
>>>>>>> But there is nothing in the output location. I have attached
>>>>>>> herewith my geomtry.xml as well.
>>>>>>>
>>>>>>> D:/RTK/Build/bin/Release>rtkforwardprojections -g D:/geomtry.xml -i
>>>>>>> D:\\Subject_01\\CT\\PhaseImage_01.mha -o D:/_rtk_output.png
>>>>>>>
>>>>>>> On Mon, Apr 20, 2020 at 8:45 PM Simon Rit <
>>>>>>> simon.rit at creatis.insa-lyon.fr> wrote:
>>>>>>>
>>>>>>>> Hi,
>>>>>>>> Look at the doc on the geometry file
>>>>>>>> <http://www.openrtk.org/Doxygen/DocGeo3D.html> and
>>>>>>>> rtksimulatedgeometry
>>>>>>>> <https://github.com/SimonRit/RTK/tree/master/applications/rtksimulatedgeometry>
>>>>>>>> for creating one file. AddProjection
>>>>>>>> <http://www.openrtk.org/Doxygen/classrtk_1_1ThreeDCircularProjectionGeometry.html#a39d6a67147cac1f2b5d75f5958a48f9a>
>>>>>>>> takes several parameters. Given your scheme, it should look like
>>>>>>>> AddProjection(1000, 1536, angle, +/-190 etc)
>>>>>>>> It looks like an Elekta geometry given the distances, check the
>>>>>>>> example here
>>>>>>>> <http://wiki.openrtk.org/index.php/RTK/Examples/ElektaReconstruction>
>>>>>>>> if you can get access to the database.
>>>>>>>> Simon
>>>>>>>>
>>>>>>>> On Mon, Apr 20, 2020 at 9:31 PM Isuru Suranga Wijesinghe <
>>>>>>>> isurusuranga.wijesinghe at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> I'm currently looking rtkforwardprojections example [1] to
>>>>>>>>> generate DRR images from 3D-CT volumes. My question is  how can I set
>>>>>>>>> custom geometric configurations as in the sample attached image ?
>>>>>>>>>
>>>>>>>>> Can you please help with a relevant example of this. ?
>>>>>>>>>
>>>>>>>>> [1]
>>>>>>>>> https://github.com/SimonRit/RTK/blob/b32cffdc6f9d7a432c50023c370ed996a7985b69/applications/rtkforwardprojections/rtkforwardprojections.cxx
>>>>>>>>>
>>>>>>>>> Thanks and Best Regards,
>>>>>>>>> Isuru
>>>>>>>>> _______________________________________________
>>>>>>>>> Rtk-users mailing list
>>>>>>>>> Rtk-users at public.kitware.com
>>>>>>>>> https://public.kitware.com/mailman/listinfo/rtk-users
>>>>>>>>>
>>>>>>>> _______________________________________________
>>>>> Rtk-users mailing list
>>>>> Rtk-users at public.kitware.com
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>>>>>
>>>>
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