001/*
002 * (C) Copyright 2006-2015 Nuxeo SA (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl-2.1.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Nuxeo - initial API and implementation
016 *
017 */
018package org.nuxeo.ecm.platform.picture.magick.utils;
019
020import org.nuxeo.ecm.platform.commandline.executor.api.CmdParameters;
021import org.nuxeo.ecm.platform.commandline.executor.api.CommandException;
022import org.nuxeo.ecm.platform.commandline.executor.api.CommandLineExecutorService;
023import org.nuxeo.ecm.platform.commandline.executor.api.CommandNotAvailable;
024import org.nuxeo.ecm.platform.commandline.executor.api.ExecResult;
025import org.nuxeo.ecm.platform.picture.magick.MagickExecutor;
026import org.nuxeo.runtime.api.Framework;
027
028/**
029 * Unit command to crop a picture using ImageMagick.
030 *
031 * @author tiry
032 */
033public class ImageCropper extends MagickExecutor {
034
035    public static void crop(String inputFilePath, String outputFilePath, int tileWidth, int tileHeight, int offsetX,
036            int offsetY) throws CommandNotAvailable, CommandException {
037        CommandLineExecutorService cles = Framework.getLocalService(CommandLineExecutorService.class);
038        CmdParameters params = cles.getDefaultCmdParameters();
039        params.addNamedParameter("tileWidth", String.valueOf(tileWidth));
040        params.addNamedParameter("tileHeight", String.valueOf(tileHeight));
041        params.addNamedParameter("offsetX", String.valueOf(offsetX));
042        params.addNamedParameter("offsetY", String.valueOf(offsetY));
043        params.addNamedParameter("inputFilePath", inputFilePath);
044        params.addNamedParameter("outputFilePath", outputFilePath);
045        ExecResult res = cles.execCommand("crop", params);
046        if (!res.isSuccessful()) {
047            throw res.getError();
048        }
049    }
050
051}