org.apache.poi.hslf.examples.SoundFinder Maven / Gradle / Ivy
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package org.apache.poi.hslf.examples;
import org.apache.poi.ddf.*;
import org.apache.poi.hslf.model.*;
import org.apache.poi.hslf.record.InteractiveInfo;
import org.apache.poi.hslf.record.InteractiveInfoAtom;
import org.apache.poi.hslf.record.Record;
import org.apache.poi.hslf.usermodel.*;
import java.io.FileInputStream;
import java.util.Iterator;
import java.util.List;
/**
* 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 {
SlideShow ppt = new SlideShow(new FileInputStream(args[0]));
SoundData[] sounds = ppt.getSoundData();
Slide[] slide = ppt.getSlides();
for (int i = 0; i < slide.length; i++) {
Shape[] shape = slide[i].getShapes();
for (int j = 0; j < shape.length; j++) {
int soundRef = getSoundReference(shape[j]);
if(soundRef != -1) {
System.out.println("Slide["+i+"], shape["+j+"], 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(Shape 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;
}
}