| /* ==================================================================== |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You under the Apache License, Version 2.0 |
| (the "License"); you may not use this file except in compliance with |
| the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| ==================================================================== */ |
| |
| package org.apache.poi.hslf.extractor; |
| |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| |
| import org.apache.poi.hslf.usermodel.HSLFPictureData; |
| import org.apache.poi.hslf.usermodel.HSLFSlideShow; |
| import org.apache.poi.hslf.usermodel.HSLFSlideShowImpl; |
| import org.apache.poi.sl.usermodel.PictureData.PictureType; |
| |
| /** |
| * Utility to extract pictures from a PowerPoint file. |
| */ |
| public final class ImageExtractor { |
| public static void main(String[] args) throws IOException { |
| if (args.length < 1) { |
| System.err.println("Usage:"); |
| System.err.println("\tImageExtractor <file>"); |
| return; |
| } |
| try (HSLFSlideShow ppt = new HSLFSlideShow(new HSLFSlideShowImpl(args[0]))) { |
| |
| //extract all pictures contained in the presentation |
| int i = 0; |
| for (HSLFPictureData pict : ppt.getPictureData()) { |
| // picture data |
| byte[] data = pict.getData(); |
| |
| PictureType type = pict.getType(); |
| try (FileOutputStream out = new FileOutputStream("pict_" + i++ + type.extension)) { |
| out.write(data); |
| } |
| } |
| |
| } |
| } |
| } |