Add Convolve example

src/test/java/net/imglib2/algorithm/blocks/convolve/ConvolveBdvPlayground.java

@@ -0,0 +1,90 @@
+/*-
+ * #%L
+ * ImgLib2: a general-purpose, multidimensional image processing library.
+ * %%
+ * Copyright (C) 2009 - 2024 Tobias Pietzsch, Stephan Preibisch, Stephan Saalfeld,
+ * John Bogovic, Albert Cardona, Barry DeZonia, Christian Dietz, Jan Funke,
+ * Aivar Grislis, Jonathan Hale, Grant Harris, Stefan Helfrich, Mark Hiner,
+ * Martin Horn, Steffen Jaensch, Lee Kamentsky, Larry Lindsey, Melissa Linkert,
+ * Mark Longair, Brian Northan, Nick Perry, Curtis Rueden, Johannes Schindelin,
+ * Jean-Yves Tinevez and Michael Zinsmaier.
+ * %%
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ * #L%
+ */
+package net.imglib2.algorithm.blocks.convolve;
+
+import bdv.cache.SharedQueue;
+import bdv.util.Bdv;
+import bdv.util.BdvFunctions;
+import bdv.util.BdvSource;
+import bdv.util.volatiles.VolatileViews;
+import bdv.viewer.DisplayMode;
+import ij.IJ;
+import ij.ImagePlus;
+import net.imglib2.algorithm.blocks.BlockAlgoUtils;
+import net.imglib2.algorithm.blocks.BlockSupplier;
+import net.imglib2.img.Img;
+import net.imglib2.img.display.imagej.ImageJFunctions;
+import net.imglib2.type.numeric.ARGBType;
+import net.imglib2.type.numeric.integer.UnsignedByteType;
+import net.imglib2.view.Views;
+
+public class ConvolveBdvPlayground
+{
+	public static void main( String[] args )
+	{
+		System.setProperty("apple.laf.useScreenMenuBar", "true");
+
+		final String fn = "/Users/pietzsch/workspace/data/e002_stack_fused-8bit.tif";
+		final ImagePlus imp = IJ.openImage( fn );
+		final Img< UnsignedByteType > img = ImageJFunctions.wrapByte( imp );
+
+		final BdvSource bdv = BdvFunctions.show(
+				img,
+				"img",
+				Bdv.options() );
+		bdv.setColor( new ARGBType( 0xffffff ) );
+		bdv.setDisplayRange( 0, 255 );
+		bdv.getBdvHandle().getViewerPanel().setDisplayMode( DisplayMode.SINGLE );
+
+		final BlockSupplier< UnsignedByteType > blocks = BlockSupplier
+				.of( Views.extendMirrorDouble( img ) )
+				.andThen( Convolve.gauss( 4 ) );
+
+		final long[] dimensions = img.dimensionsAsLongArray();
+		final int[] cellDimensions = { 64, 64, 64 };
+		final Img< UnsignedByteType > convolved = BlockAlgoUtils.cellImg(
+				blocks,
+				dimensions,
+				cellDimensions );
+
+		final BdvSource out = BdvFunctions.show(
+				VolatileViews.wrapAsVolatile( convolved, new SharedQueue( 8, 1 ) ),
+				"convolve",
+				Bdv.options()
+						.addTo( bdv )
+		);
+		out.setDisplayRange( 0, 255 );
+		out.setColor( new ARGBType( 0x00ff00 ) );
+	}
+}