net.imglib2.view.Views.extendValue()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中net.imglib2.view.Views.extendValue()方法的一些代码示例，展示了Views.extendValue()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Views.extendValue()方法的具体详情如下：
包路径：net.imglib2.view.Views
类名称：Views
方法名：extendValue

Views.extendValue介绍

[英]Extend a RandomAccessibleInterval with a constant-value out-of-bounds strategy.
[中]使用常数值越界策略扩展RandomAccessibleInterval。

代码示例

代码示例来源：origin: imagej/imagej-ops

@Override
public ExtendedRandomAccessibleInterval<T, F> calculate(F input) {
  return Views.extendValue(input, value);
}

代码示例来源：origin: net.imglib2/imglib2-script

/** Infinitely extend the domain of the image with {@param value}. */
public Extend(final RandomAccessibleInterval<T> img, final Number value) {
  super(Views.interval(Views.extendValue(img, AlgorithmUtil.type(img, value.doubleValue())), img));
}

代码示例来源：origin: net.imglib2/imglib2-algorithms-gpl

public void setKernel( final RandomAccessibleInterval< R > kernel )
{
  this.kernel = Views.extendValue( kernel, Util.getTypeFromInterval( kernel ).createVariable() );
  this.kernelInterval = kernel;
  this.fftKernel = null;
}

代码示例来源：origin: net.imglib2/imglib2-algorithm-gpl

public void setKernel( final RandomAccessibleInterval< R > kernel )
{
  this.kernel = Views.extendValue( kernel, Util.getTypeFromInterval( kernel ).createVariable() );
  this.kernelInterval = kernel;
  this.fftKernel = null;
}

代码示例来源：origin: net.preibisch/multiview-reconstruction

public void setKernel( final RandomAccessibleInterval< R > kernel )
{
  this.kernel = Views.extendValue( kernel, Util.getTypeFromInterval( kernel ).createVariable() );
  this.kernelInterval = kernel;
  this.fftKernel = null;
}

代码示例来源：origin: net.imglib2/imglib2

/**
 * Expand a RandomAccessibleInterval as specified by border. source will be
 * extended with a constant value specified by the caller.
 *
 * @param source
 *            the interval to expand.
 * @param t
 *            Constant extension of source.
 * @return Expansion of the {@link RandomAccessibleInterval} source as
 *         specified by t and border.
 */
public static < T extends Type< T > > IntervalView< T > expandValue( final RandomAccessibleInterval< T > source, final T t, final long... border )
{
  return interval( extendValue( source, t ), Intervals.expand( source, border ) );
}

代码示例来源：origin: net.imglib2/imglib2-algorithm-fft

final public static < R extends RealType< R > > Img< ComplexFloatType > realToComplex( final RandomAccessibleInterval< R > input, final ImgFactory< ComplexFloatType > factory )
{
  return realToComplex( Views.extendValue( input, Util.getTypeFromInterval( input ).createVariable() ), input, factory, new ComplexFloatType(), Runtime.getRuntime().availableProcessors() );
}

代码示例来源：origin: net.imglib2/imglib2-algorithms-gpl

/**
 * Compute a Fourier space based convolution 
 * The image will be extended by mirroring with single boundary, the kernel will be zero-padded.
 * 
 * @param img - the image
 * @param kernel - the convolution kernel
 * @param output - the output
 * @param factory - the {@link ImgFactory} to create the fourier transforms
 */
public FFTConvolution( final RandomAccessibleInterval< R > img, final RandomAccessibleInterval< R > kernel, final RandomAccessibleInterval< R > output, final ImgFactory< ComplexFloatType > factory )
{
  this ( Views.extendMirrorSingle( img ), img, Views.extendValue( kernel, Util.getTypeFromInterval( kernel ).createVariable() ), kernel, output, factory );
}

代码示例来源：origin: imagej/imagej-ops

@Override
  public void compute(final RandomAccessibleInterval<T> in1,
    final List<Shape> in2, final IterableInterval<T> out)
  {
    final Img<T> buffer = imgCreator.calculate(out);
    dilateComputer.compute(in1, in2, buffer);
    erodeComputer.compute(Views.interval(Views.extendValue(buffer, maxVal),
      out), in2, out);
  }
}

代码示例来源：origin: imagej/imagej-ops

@Override
  public void compute(final RandomAccessibleInterval<T> in1,
    final List<Shape> in2, final IterableInterval<T> out)
  {
    final Img<T> buffer = imgCreator.calculate(out);
    erodeComputer.compute(in1, in2, buffer);
    dilateComputer.compute(Views.interval(Views.extendValue(buffer, minVal),
      out), in2, out);
  }
}

代码示例来源：origin: imagej/imagej-ops

private ExtendedRandomAccessibleInterval<B, RandomAccessibleInterval<B>>
  extendInterval(RandomAccessibleInterval<B> interval)
{
  final B type = Util.getTypeFromInterval(interval).createVariable();
  type.set(in2());
  return Views.extendValue(interval, type);
}

代码示例来源：origin: net.imglib2/imglib2-algorithms-gpl

final public static < R extends RealType< R > > Img< ComplexFloatType > realToComplex( final RandomAccessibleInterval< R > input, final ImgFactory< ComplexFloatType > factory )
{
  return realToComplex( Views.extendValue( input, Util.getTypeFromInterval( input ).createVariable() ), input, factory, new ComplexFloatType() );
}

代码示例来源：origin: net.imglib2/imglib2-algorithm-fft

final public static < R extends RealType< R > > Img< ComplexFloatType > realToComplex( final RandomAccessibleInterval< R > input, final ImgFactory< ComplexFloatType > factory, final int numThreads )
{
  return realToComplex( Views.extendValue( input, Util.getTypeFromInterval( input ).createVariable() ), input, factory, new ComplexFloatType(), numThreads );
}

代码示例来源：origin: net.imglib2/imglib2-algorithm-fft

final public static < R extends RealType< R > > Img< ComplexFloatType > realToComplex( final RandomAccessibleInterval< R > input, final ImgFactory< ComplexFloatType > factory, final ExecutorService service )
{
  return realToComplex( Views.extendValue( input, Util.getTypeFromInterval( input ).createVariable() ), input, factory, new ComplexFloatType(), service );
}

代码示例来源：origin: net.preibisch/multiview-reconstruction

public Img< ComplexFloatType > getKernel1FFT()
{
  if ( fftKernel1 == null )
  {
    if ( service == null )
      throw new RuntimeException( "getKernel1FFT can only be called after calling init().");
    final long[] min = new long[ kernel1.numDimensions() ];
    final long[] max = new long[ kernel1.numDimensions() ];
    final Pair< Interval, Interval > fftIntervals = FFTConvolution.setupFFTs( new FinalInterval( Util.int2long( blockSize ) ), kernel1, min, max );
    fftKernel1 = FFTConvolution.computeKernelFFT( fftIntervals.getB(), min, max, false, Views.extendValue( kernel1, new FloatType() ), new ArrayImgFactory< ComplexFloatType >(), service );
  }
  return fftKernel1;
}

代码示例来源：origin: net.preibisch/multiview-reconstruction

public Img< ComplexFloatType > getKernel2FFT()
{
  if ( fftKernel2 == null )
  {
    if ( service == null )
      throw new RuntimeException( "getKernel2FFT can only be called after calling init().");
    final long[] min = new long[ kernel2.numDimensions() ];
    final long[] max = new long[ kernel2.numDimensions() ];
    final Pair< Interval, Interval > fftIntervals = FFTConvolution.setupFFTs( new FinalInterval( Util.int2long( blockSize ) ), kernel2, min, max );
    fftKernel2 = FFTConvolution.computeKernelFFT( fftIntervals.getB(), min, max, false, Views.extendValue( kernel2, new FloatType() ), new ArrayImgFactory< ComplexFloatType >(), service );
  }
  return fftKernel2;
}

代码示例来源：origin: net.imglib2/imglib2-algorithm

protected < T extends BooleanType< T > > Img< T > calculate( final Img< T > source )
{
  final Img< T > target = source.factory().create( source );
  final T extendedVal = source.firstElement().createVariable();
  extendedVal.set( getExtendedValue() );
  final ExtendedRandomAccessibleInterval< T, Img< T > > extended = Views.extendValue( source, extendedVal );
  calculate( extended, target );
  return target;
}

代码示例来源：origin: net.imglib2/imglib2-script

public <R extends RealType<R>> Paste(
    final RandomAccessibleInterval<T> source,
    final IterableRealInterval<R> target,
    final long[] offset) throws Exception {
  this.background = AlgorithmUtil.type(source, 0);
  this.a = new ImageFunction<T>(new RandomAccessibleIntervalImgProxy<T>(
      Views.interval(
          Views.offset(Views.extendValue(source, background), offset),
          new FinalInterval(Util.intervalDimensions(target)))));
  this.b = new ImageFunction<R>(target);
}

代码示例来源：origin: imglib/imglib2

private static void testExtendBoolean(
    final long[] dims,
    final boolean insideValue,
    final boolean extension ) {
  final RandomAccessibleInterval< BitType > rai = ArrayImgs.bits( dims );
  Views.iterable( rai ).forEach( px -> px.set( insideValue ) );
  testValueExtended(
      Views.extendValue( rai, extension ),
      rai,
      Intervals.expand( rai, 1 ),
      new BitType( insideValue ),
      new BitType( extension ) );
}

代码示例来源：origin: imagej/imagej-ops

@Test
public void extendValueTest() {
  Img<DoubleType> img = new ArrayImgFactory<DoubleType>().create(new int[] { 10, 10 }, new DoubleType());
  OutOfBounds<DoubleType> il2 = Views.extendValue(img, new DoubleType(0)).randomAccess();
  OutOfBounds<DoubleType> opr = ops.transform().extendValueView(img, new DoubleType(0)).randomAccess();
  il2.setPosition(new int[] { -1, -1 });
  opr.setPosition(new int[] { -1, -1 });
  assertEquals(il2.get().get(), opr.get().get(), 1e-10);
  il2.setPosition(new int[] { 11, 11 });
  opr.setPosition(new int[] { 11, 11 });
  assertEquals(il2.get().get(), opr.get().get(), 1e-10);
}

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