SimpleITK  1.2.4
BufferImportExport.cxx
/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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.
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*=========================================================================*/
#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 );
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;
}