001/*
002 * (C) Copyright 2006-2015 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 */
020package org.nuxeo.ecm.platform.picture.magick.utils;
021
022import org.nuxeo.ecm.platform.commandline.executor.api.CmdParameters;
023import org.nuxeo.ecm.platform.commandline.executor.api.CommandException;
024import org.nuxeo.ecm.platform.commandline.executor.api.CommandLineExecutorService;
025import org.nuxeo.ecm.platform.commandline.executor.api.CommandNotAvailable;
026import org.nuxeo.ecm.platform.commandline.executor.api.ExecResult;
027import org.nuxeo.ecm.platform.picture.magick.MagickExecutor;
028import org.nuxeo.runtime.api.Framework;
029
030/**
031 * Unit command to crop a picture using ImageMagick.
032 *
033 * @author tiry
034 */
035public class ImageCropper extends MagickExecutor {
036
037    public static void crop(String inputFilePath, String outputFilePath, int tileWidth, int tileHeight, int offsetX,
038            int offsetY) throws CommandNotAvailable, CommandException {
039        CommandLineExecutorService cles = Framework.getService(CommandLineExecutorService.class);
040        CmdParameters params = cles.getDefaultCmdParameters();
041        params.addNamedParameter("tileWidth", String.valueOf(tileWidth));
042        params.addNamedParameter("tileHeight", String.valueOf(tileHeight));
043        params.addNamedParameter("offsetX", String.valueOf(offsetX));
044        params.addNamedParameter("offsetY", String.valueOf(offsetY));
045        params.addNamedParameter("inputFilePath", inputFilePath);
046        params.addNamedParameter("outputFilePath", outputFilePath);
047        ExecResult res = cles.execCommand("crop", params);
048        if (!res.isSuccessful()) {
049            throw res.getError();
050        }
051    }
052
053}