/**
* Copyright 2014 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.opengl.test.junit.jogl.demos.es2.av;
import com.jogamp.common.net.Uri;
import com.jogamp.common.util.InterruptSource;
import com.jogamp.opengl.util.av.AudioSink;
import com.jogamp.opengl.util.av.GLMediaPlayer;
import com.jogamp.opengl.util.av.GLMediaPlayer.GLMediaEventListener;
import com.jogamp.opengl.util.av.GLMediaPlayer.StreamException;
import com.jogamp.opengl.util.av.GLMediaPlayerFactory;
import com.jogamp.opengl.util.texture.TextureSequence.TextureFrame;
import java.io.File;
/**
* Parallel media player that demonstrate CrossFade of audio volume during playback.
* This also demonstrate audio only playback of the GLMediaPlayer.
*/
public class CrossFadePlayer
{
static GLMediaPlayer[] player;
static volatile boolean stop = false;
public static void main(final String[] args)
{
if(args.length==0) {
System.out.println("No files! \n" +
"pass as many media files you want\n" +
"to the CrossFadePlayer arguments \n" +
"and i will try CrossFade-play them all in parallel!");
}
final GLMediaEventListener mediaEventListener = new GLMediaEventListener()
{
@Override
public void newFrameAvailable(final GLMediaPlayer ts, final TextureFrame newFrame, final long when) { }
@Override
public void attributesChanged(final GLMediaPlayer mp, final int event_mask, final long when)
{
System.out.println("\n***\nEvent mask changed: " + event_mask);
System.out.println("Timestamp: "+ when);
System.out.println("State of player: " + mp.getState().toString() +"\n");
if ((event_mask & GLMediaEventListener.EVENT_CHANGE_INIT) !=0) {
System.out.println("Duration: " + mp.getDuration() + "ms");
System.out.println("Volume: " + mp.getAudioVolume());
System.out.println("player.initGL()...");
new InterruptSource.Thread() {
public void run() {
try {
mp.initGL(null);
if ( GLMediaPlayer.State.Paused == mp.getState() ) { // init OK
mp.play();
}
} catch (final Exception e) {
e.printStackTrace();
}
}
}.start();
} else if ((event_mask & GLMediaEventListener.EVENT_CHANGE_PAUSE) !=0) {
System.out.println("player.paused()...");
} else if ((event_mask & GLMediaEventListener.EVENT_CHANGE_PLAY) !=0) {
System.out.println("playing...");
System.out.println(mp.toString());
System.out.println(mp.getAudioSink().toString());
} else if( 0 != ( GLMediaEventListener.EVENT_CHANGE_EOS & event_mask ) ) {
final StreamException se = mp.getStreamException();
if( null != se ) {
System.err.println("Player State: EOS + Exception");
stop = true;
} else {
System.err.println("Player State: EOS");
new InterruptSource.Thread() {
public void run() {
System.out.println("mp.setPlaySpeed(1f) returned: " + mp.setPlaySpeed(1f));
mp.seek(0);
mp.play();
}
}.start();
}
}
if( 0 != ( ( GLMediaEventListener.EVENT_CHANGE_ERR | GLMediaEventListener.EVENT_CHANGE_EOS ) & event_mask ) ) {
final StreamException se = mp.getStreamException();
if( null != se ) {
se.printStackTrace();
}
new InterruptSource.Thread() {
public void run() {
System.out.println("terminating...");
stop = true;
}
}.start();
}
}
};
// Initialize media players
player = new GLMediaPlayer[args.length];
int i=0;
for( final String arg: args ) {
player[i] = GLMediaPlayerFactory.createDefault();
if(player[i]!=null){
System.out.println("Created CrossFade player: "+ i + " " + player[i].getClass().getName());
player[i].addEventListener(mediaEventListener);
try {
final String filename = arg;
if(filename.equals("")){
System.out.println("No file selected: arg " + i +" = "+ filename);
player[i]=null;
} else {
final File file = new File(filename);
if(!file.exists()){
System.out.println("File do not exist");
} else {
final Uri uri = Uri.valueOf(file);
System.out.println("State of player "+ i +": " + player[i].getState().toString());
System.out.println("...initializing stream "+ i +"...");
player[i].initStream(uri, GLMediaPlayer.STREAM_ID_NONE, GLMediaPlayer.STREAM_ID_AUTO, GLMediaPlayer.TEXTURE_COUNT_DEFAULT);
}
}
} catch (final Exception e1) {
e1.printStackTrace();
}
} else {
System.out.println("Failed to create player "+ i +"!");
}
i++;
}
// Main thread CrossFade until playback is done
final long startTime = com.jogamp.common.os.Platform.currentTimeMillis();
final double piPlayers = Math.PI*2.0f/args.length;
StreamException se = null;
while( null == se && stop == false ) {
try {
Thread.sleep(100);
} catch (final InterruptedException e) { }
// Find out the longest duration...
float maxDuration = 1000.0f ;
for(final GLMediaPlayer p: player) {
if(p!=null){
if( p.getDuration() > maxDuration) {
maxDuration = p.getDuration();
}
}
}
// tune the volume on players to crossfade!
final float progress = (com.jogamp.common.os.Platform.currentTimeMillis()-startTime)/maxDuration;
i = 0;
for(final GLMediaPlayer p: player){
if(p!=null){
final AudioSink sink = p.getAudioSink();
if(sink != null){
final float volume = (float) (0.5f+(0.5f*(Math.cos(40.0f*progress+(piPlayers*i)))));
final float playbacktime = com.jogamp.common.os.Platform.currentTimeMillis()-startTime;
// System.out.println("player: "+ i +" volume = " + volume +" progress = "+ progress +" time = "+ playbacktime + " / duration = " + maxDuration);
sink.setVolume(volume);
}
se = p.getStreamException();
if( null != se) {
se.printStackTrace();
throw new RuntimeException(se);
}
}
i++;
}
}
for(final GLMediaPlayer p: player) {
if(p!=null)
p.destroy(null);
}
System.out.println("...main exit...");
}
}