org.apache.poi.hslf.usermodel.SoundData Maven / Gradle / Ivy
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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
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http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.poi.hslf.usermodel;
import org.apache.poi.hslf.record.*;
import java.util.ArrayList;
/**
* A class that represents sound data embedded in a slide show.
*
* @author Yegor Kozlov
*/
public final class SoundData {
/**
* The record that contains the object data.
*/
private Sound _container;
/**
* Creates the object data wrapping the record that contains the sound data.
*
* @param container the record that contains the sound data.
*/
public SoundData(Sound container) {
this._container = container;
}
/**
* Name of the sound (e.g. "crash")
*
* @return name of the sound
*/
public String getSoundName(){
return _container.getSoundName();
}
/**
* Type of the sound (e.g. ".wav")
*
* @return type of the sound
*/
public String getSoundType(){
return _container.getSoundType();
}
/**
* Gets an input stream which returns the binary of the sound data.
*
* @return the input stream which will contain the binary of the sound data.
*/
public byte[] getData() {
return _container.getSoundData();
}
/**
* Find all sound records in the supplied Document records
*
* @param document the document to find in
* @return the array with the sound data
*/
public static SoundData[] find(Document document){
ArrayList lst = new ArrayList();
Record[] ch = document.getChildRecords();
for (int i = 0; i < ch.length; i++) {
if(ch[i].getRecordType() == RecordTypes.SoundCollection.typeID){
RecordContainer col = (RecordContainer)ch[i];
Record[] sr = col.getChildRecords();
for (int j = 0; j < sr.length; j++) {
if(sr[j] instanceof Sound){
lst.add(new SoundData((Sound)sr[j]));
}
}
}
}
return lst.toArray(new SoundData[lst.size()]);
}
}