| /* ==================================================================== |
| 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.examples; |
| import java.io.FileInputStream; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.poi.ddf.*; |
| import org.apache.poi.hslf.record.*; |
| import org.apache.poi.hslf.usermodel.*; |
| |
| /** |
| * For each slide iterate over shapes and found associated sound data. |
| * |
| * @author Yegor Kozlov |
| */ |
| public class SoundFinder { |
| public static void main(String[] args) throws Exception { |
| HSLFSlideShow ppt = new HSLFSlideShow(new FileInputStream(args[0])); |
| HSLFSoundData[] sounds = ppt.getSoundData(); |
| |
| for (HSLFSlide slide : ppt.getSlides()) { |
| for (HSLFShape shape : slide.getShapes()) { |
| int soundRef = getSoundReference(shape); |
| if(soundRef == -1) continue; |
| |
| |
| System.out.println("Slide["+slide.getSlideNumber()+"], shape["+shape.getShapeId()+"], soundRef: "+soundRef); |
| System.out.println(" " + sounds[soundRef].getSoundName()); |
| System.out.println(" " + sounds[soundRef].getSoundType()); |
| } |
| } |
| } |
| |
| /** |
| * Check if a given shape is associated with a sound. |
| * @return 0-based reference to a sound in the sound collection |
| * or -1 if the shape is not associated with a sound |
| */ |
| protected static int getSoundReference(HSLFShape shape){ |
| int soundRef = -1; |
| //dive into the shape container and search for InteractiveInfoAtom |
| EscherContainerRecord spContainer = shape.getSpContainer(); |
| List spchild = spContainer.getChildRecords(); |
| for (Iterator it = spchild.iterator(); it.hasNext();) { |
| EscherRecord obj = (EscherRecord) it.next(); |
| if (obj.getRecordId() == EscherClientDataRecord.RECORD_ID) { |
| byte[] data = obj.serialize(); |
| Record[] records = Record.findChildRecords(data, 8, |
| data.length - 8); |
| for (int j = 0; j < records.length; j++) { |
| if (records[j] instanceof InteractiveInfo) { |
| InteractiveInfoAtom info = ((InteractiveInfo)records[j]).getInteractiveInfoAtom(); |
| if (info.getAction() == InteractiveInfoAtom.ACTION_MEDIA) { |
| soundRef = info.getSoundRef(); |
| } |
| } |
| } |
| } |
| } |
| return soundRef; |
| } |
| } |