| /* |
| * Copyright (c) 2009-2010 jMonkeyEngine |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package com.jme3.audio; |
| |
| import com.jme3.asset.AssetKey; |
| import com.jme3.export.InputCapsule; |
| import com.jme3.export.JmeExporter; |
| import com.jme3.export.JmeImporter; |
| import com.jme3.export.OutputCapsule; |
| import java.io.IOException; |
| |
| /** |
| * <code>AudioKey</code> is extending AssetKey by holding stream flag. |
| * |
| * @author Kirill Vainer |
| */ |
| public class AudioKey extends AssetKey<AudioData> { |
| |
| private boolean stream; |
| private boolean streamCache; |
| |
| /** |
| * Create a new AudioKey. |
| * |
| * @param name Name of the asset |
| * @param stream If true, the audio will be streamed from harddrive, |
| * otherwise it will be buffered entirely and then played. |
| * @param streamCache If stream is true, then this specifies if |
| * the stream cache is used. When enabled, the audio stream will |
| * be read entirely but not decoded, allowing features such as |
| * seeking, determining duration and looping. |
| */ |
| public AudioKey(String name, boolean stream, boolean streamCache){ |
| this(name, stream); |
| this.streamCache = streamCache; |
| } |
| |
| /** |
| * Create a new AudioKey |
| * |
| * @param name Name of the asset |
| * @param stream If true, the audio will be streamed from harddrive, |
| * otherwise it will be buffered entirely and then played. |
| */ |
| public AudioKey(String name, boolean stream){ |
| super(name); |
| this.stream = stream; |
| } |
| |
| public AudioKey(String name){ |
| super(name); |
| this.stream = false; |
| } |
| |
| public AudioKey(){ |
| } |
| |
| @Override |
| public String toString(){ |
| return name + (stream ? |
| (streamCache ? |
| " (Stream/Cache)" : |
| " (Stream)") : |
| " (Buffer)"); |
| } |
| |
| /** |
| * @return True if the loaded audio should be a {@link AudioStream} or |
| * false if it should be a {@link AudioBuffer}. |
| */ |
| public boolean isStream() { |
| return stream; |
| } |
| |
| /** |
| * Specifies if the stream cache is used. |
| * |
| * When enabled, the audio stream will |
| * be read entirely but not decoded, allowing features such as |
| * seeking, looping and determining duration. |
| */ |
| public boolean useStreamCache(){ |
| return streamCache; |
| } |
| |
| @Override |
| public boolean shouldCache(){ |
| return !stream && !streamCache; |
| } |
| |
| @Override |
| public void write(JmeExporter ex) throws IOException{ |
| super.write(ex); |
| OutputCapsule oc = ex.getCapsule(this); |
| oc.write(stream, "do_stream", false); |
| oc.write(streamCache, "use_stream_cache", false); |
| } |
| |
| @Override |
| public void read(JmeImporter im) throws IOException{ |
| super.read(im); |
| InputCapsule ic = im.getCapsule(this); |
| stream = ic.readBoolean("do_stream", false); |
| streamCache = ic.readBoolean("use_stream_cache", false); |
| } |
| |
| } |