/* * Copyright 2010, 2011 Institut Pasteur. * * This file is part of ICY. * * ICY is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * ICY is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with ICY. If not, see <http://www.gnu.org/licenses/>. */ package plugins.tutorial.basics; import icy.gui.dialog.MessageDialog; import icy.gui.frame.progress.AnnounceFrame; import icy.image.IcyBufferedImage; import icy.math.MathUtil; import icy.plugin.abstract_.PluginActionable; import icy.type.collection.array.Array1DUtil; /** * This plugin do a simple intensify operation on current opened image * * @author Stephane */ public class SimpleIntensify extends PluginActionable { @Override public void run() { // get focused image IcyBufferedImage image = getActiveImage(); // check if the image exists if (image == null) { MessageDialog.showDialog("This plugin need a valid opened image.", MessageDialog.WARNING_MESSAGE); return; } // display what this tutorial perform. new AnnounceFrame("This tutorial multiply image intensity by a factor of 2, regardless the image data type."); // get first channel image data array regardless of the data type Object dataArray = image.getDataXY(0); // transform data array to double data array for easy processing double[] doubleDataArray = Array1DUtil.arrayToDoubleArray(dataArray, image.isSignedDataType()); // multiply by a factor of 2 MathUtil.mul(doubleDataArray, 2d); // transform data back to original data type. // 'Safe' methods take care of overflow with the destination data type. Array1DUtil.doubleArrayToSafeArray(doubleDataArray, image.getDataXY(0), image.isSignedDataType()); // notify the data has changed (internal updates and view refresh) image.dataChanged(); } }