SimpleITK  2.0.0rc2.post17
BufferImportExport.cxx
/*=========================================================================
*
* Copyright NumFOCUS
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "SimpleITK.h"
#include <stdlib.h>
#include <iostream>
// create convenient namespace alias
namespace sitk = itk::simple;
int main( int , char *[] )
{
// construct and initialize an image buffer, this buffer could have
// just as well come from the rest of an application we are trying
// to integrate simpleITK with.
uint8_t *in = new uint8_t[100*100*100];
for ( unsigned int i = 0; i < 100*100*100; ++i )
{
in[i] = i%255;
}
// Configure a filter to import the buffer
importer.SetSpacing( std::vector<double>( 3, .33 ) );
importer.SetOrigin( std::vector<double>( 3, .123 ) );
importer.SetSize( std::vector<unsigned int>( 3, 100 ) );
importer.SetBufferAsUInt8( in );
// actually convert the buffer to a simpleITK image
sitk::Image img = importer.Execute();
sitk::Show( img );
// at this point img, contains the same buffer as in
// use some useful filters in ITK
img = sitk::GrayscaleErode( img , {3, 3, 3} );
sitk::Show( img );
// The output type of the morpholgy will be the same pixel type as
// the input. But we place the assert to clarify and verify out
// logic.
assert( img.GetPixelID() == sitk::sitkUInt8 );
// The method which matches the actual pixel type of the image must
// be called.
uint8_t *out = img.GetBufferAsUInt8();
for ( unsigned int i = 0; i < 10; ++i)
{
std::cout << int(out[i]) << " ";
}
std::cout << std::endl;
return EXIT_SUCCESS;
}
itk::simple::Image
The Image class for SimpleITK.
Definition: sitkImage.h:75
uint8_t
::uint8_t uint8_t
itk::simple::GrayscaleErode
Image GrayscaleErode(const Image &image1, std::vector< unsigned int > kernelRadius=std::vector< uint32_t >(3, 1), KernelEnum kernelType=itk::simple::sitkBall)
Grayscale erosion of an image.
itk::simple::Image::GetBufferAsUInt8
uint8_t * GetBufferAsUInt8()
Get a pointer to the image buffer.
itk::simple::Show
void SITKIO_EXPORT Show(const Image &image, const std::string &title="", const bool debugOn=ProcessObject::GetGlobalDefaultDebug())
SimpleITK.h
itk::simple::ImportImageFilter::SetSize
Self & SetSize(const std::vector< unsigned int > &size)
itk::simple::Image::GetPixelID
PixelIDValueEnum GetPixelID() const
itk::simple::ImportImageFilter::SetBufferAsUInt8
Self & SetBufferAsUInt8(uint8_t *buffer, unsigned int numberOfComponents=1)
itk::simple::ImportImageFilter
Compose a 2D or 3D image and return a smart pointer to a SimpleITK image.
Definition: sitkImportImageFilter.h:47
itk::simple::sitkUInt8
@ sitkUInt8
Unsigned 8 bit integer.
Definition: sitkPixelIDValues.h:92
itk::simple::ImportImageFilter::SetOrigin
Self & SetOrigin(const std::vector< double > &origin)
itk::simple::ImportImageFilter::SetSpacing
Self & SetSpacing(const std::vector< double > &spacing)
itk::simple::ImportImageFilter::Execute
Image Execute() override
Set/Get The output PixelType of the image.
itk::simple
Definition: sitkAdditionalProcedures.h:29