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/* ==================================================================== |
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Licensed to the Apache Software Foundation (ASF) under one or more |
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contributor license agreements. See the NOTICE file distributed with |
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this work for additional information regarding copyright ownership. |
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The ASF licenses this file to You under the Apache License, Version 2.0 |
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(the "License"); you may not use this file except in compliance with |
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the License. You may obtain a copy of the License at |
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http://www.apache.org/licenses/LICENSE-2.0 |
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Unless required by applicable law or agreed to in writing, software |
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distributed under the License is distributed on an "AS IS" BASIS, |
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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See the License for the specific language governing permissions and |
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limitations under the License. |
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==================================================================== */ |
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package org.apache.poi.hslf.usermodel.examples; |
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import org.apache.poi.ddf.*; |
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import org.apache.poi.hslf.model.*; |
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import org.apache.poi.hslf.record.InteractiveInfo; |
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import org.apache.poi.hslf.record.InteractiveInfoAtom; |
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import org.apache.poi.hslf.record.Record; |
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import org.apache.poi.hslf.usermodel.*; |
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import java.io.FileInputStream; |
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import java.util.Iterator; |
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import java.util.List; |
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/** |
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* For each slide iterate over shapes and found associated sound data. |
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* |
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* @author Yegor Kozlov |
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*/ |
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public class SoundFinder { |
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public static void main(String[] args) throws Exception { |
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SlideShow ppt = new SlideShow(new FileInputStream(args[0])); |
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SoundData[] sounds = ppt.getSoundData(); |
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Slide[] slide = ppt.getSlides(); |
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for (int i = 0; i < slide.length; i++) { |
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Shape[] shape = slide[i].getShapes(); |
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for (int j = 0; j < shape.length; j++) { |
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int soundRef = getSoundReference(shape[j]); |
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if(soundRef != -1) { |
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System.out.println("Slide["+i+"], shape["+j+"], soundRef: "+soundRef); |
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System.out.println(" " + sounds[soundRef].getSoundName()); |
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System.out.println(" " + sounds[soundRef].getSoundType()); |
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} |
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} |
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} |
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} |
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/** |
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* Check if a given shape is associated with a sound. |
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* @return 0-based reference to a sound in the sound collection |
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* or -1 if the shape is not associated with a sound |
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*/ |
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protected static int getSoundReference(Shape shape){ |
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int soundRef = -1; |
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//dive into the shape container and search for InteractiveInfoAtom |
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EscherContainerRecord spContainer = shape.getSpContainer(); |
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List spchild = spContainer.getChildRecords(); |
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for (Iterator it = spchild.iterator(); it.hasNext();) { |
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EscherRecord obj = (EscherRecord) it.next(); |
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if (obj.getRecordId() == EscherClientDataRecord.RECORD_ID) { |
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byte[] data = obj.serialize(); |
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Record[] records = Record.findChildRecords(data, 8, |
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data.length - 8); |
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for (int j = 0; j < records.length; j++) { |
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if (records[j] instanceof InteractiveInfo) { |
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InteractiveInfoAtom info = ((InteractiveInfo)records[j]).getInteractiveInfoAtom(); |
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if (info.getAction() == InteractiveInfoAtom.ACTION_MEDIA) { |
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soundRef = info.getSoundRef(); |
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} |
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} |
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} |
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} |
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} |
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return soundRef; |
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} |
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} |