SimpleITK  
SimpleGaussian/SimpleGaussian.java
/*=========================================================================
*
* 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.
*
*=========================================================================*/
import org.itk.simple.*;
class SimpleGaussian {
public static void main(String argv[]) {
if ( argv.length < 3 ) {
System.out.println("Usage: java SimpleGaussian <input> <sigma> <output>");
return;
}
org.itk.simple.ImageFileReader reader = new org.itk.simple.ImageFileReader();
reader.setFileName(argv[0]);
Image img = reader.execute();
SmoothingRecursiveGaussianImageFilter filter = new SmoothingRecursiveGaussianImageFilter();
filter.setSigma( Double.valueOf( argv[1] ).doubleValue() );
Image blurredImg = filter.execute(img);
CastImageFilter caster = new CastImageFilter();
caster.setOutputPixelType( img.getPixelID() );
Image castImg = caster.execute( blurredImg );
ImageFileWriter writer = new ImageFileWriter();
writer.setFileName(argv[2]);
writer.execute( castImg );
}
}