public static void warp(int repeat) throws LineUnavailableException, InterruptedException {
AudioFormat af =
new AudioFormat(
SAMPLE_RATE, // sampleRate
8, // sampleSizeInBits
1, // channels
true, // signed
false); // bigEndian
SourceDataLine sdl = AudioSystem.getSourceDataLine(af);
sdl.open(af);
sdl.start();
byte[] buf = new byte[1];
int step;
for (int j = 0; j < repeat; j++) {
step = 25;
for (int i = 0; i < 2000; i++) {
if (i < 500) {
buf[0] = ((i % step > 0) ? 32 : (byte) 0);
if (i % 25 == 0) step--;
} else {
buf[0] = ((i % step > 0) ? 16 : (byte) 0);
if (i % 50 == 0) step++;
}
sdl.write(buf, 0, 1);
}
}
sdl.drain();
sdl.stop();
sdl.close();
}
public synchronized void done() {
if (done) {
return;
}
done = true;
/*
* There seems to be a bug in the Sun Ray audio system
* where close() hangs sometimes if there is still data
* in the speaker buffer. By sleeping for the time
* it would take to empty a full buffer (plus some slop),
* the close() seems to always complete.
*
* XXX
*/
try {
Thread.sleep(getBufferSizeMillis() + RtpPacket.PACKET_PERIOD);
} catch (InterruptedException e) {
}
synchronized (speaker) {
speaker.flush();
speaker.stop();
speaker.close();
}
if (Logger.logLevel >= Logger.LOG_MOREINFO) {
Logger.println("Speaker closed");
}
}
private void stopLine() {
if (line == null) return;
if (line.isRunning()) {
lineStoppedManually = true;
line.stop();
}
}
public static void bang() throws LineUnavailableException, InterruptedException {
AudioFormat af =
new AudioFormat(
SAMPLE_RATE, // sampleRate
8, // sampleSizeInBits
1, // channels
true, // signed
false); // bigEndian
SourceDataLine sdl = AudioSystem.getSourceDataLine(af);
sdl.open(af);
sdl.start();
byte[] buf = new byte[1];
Random r = new Random();
boolean silence = true;
for (int i = 0; i < 8000; i++) {
while (r.nextInt() % 10 != 0) {
buf[0] =
silence
? 0
: (byte)
Math.abs(
r.nextInt()
% (int) (1. + 63. * (1. + Math.cos(((double) i) * Math.PI / 8000.))));
i++;
sdl.write(buf, 0, 1);
}
silence = !silence;
}
sdl.drain();
sdl.stop();
sdl.close();
}
public void deactivate() {
active = false;
microphone.stop();
microphone.flush();
speaker.stop();
speaker.flush();
}
public void stop() {
if (speaker == null) {
return;
}
if (isRunning()) {
speaker.stop();
}
}
/**
* Pauses the playback.<br>
* Player Status = PAUSED.
*/
protected void pausePlayback() {
if (m_line != null) {
if (m_status == PLAYING) {
// m_line.flush();
m_line.stop();
m_status = PAUSED;
log.info("pausePlayback() completed");
notifyEvent(BasicPlayerEvent.PAUSED, getEncodedStreamPosition(), -1, null);
}
}
}
public boolean close() {
boolean res = true;
try {
sdl.stop();
sdl.close();
} catch (Exception e) {
Logger.warning("Could not close or stop SoundDataLine: " + sdl);
res = false;
}
opened = false;
return res;
}
// http://stackoverflow.com/questions/13789063/get-sound-from-a-url-with-java
private void playMP3(final String url) {
try {
// Create the JavaFX Panel for the WebView
JFXPanel fxPanel = new JFXPanel();
fxPanel.setLocation(new Point(0, 0));
// Initialize the webView in a JavaFX-Thread
Platform.runLater(
new Runnable() {
public void run() {
MediaPlayer player = new MediaPlayer(new Media(url));
player.play();
}
});
if (true) return;
AudioInputStream in = AudioSystem.getAudioInputStream(new URL(url));
AudioFormat baseFormat = in.getFormat();
AudioFormat decodedFormat =
new AudioFormat(
AudioFormat.Encoding.PCM_SIGNED,
baseFormat.getSampleRate(),
16,
baseFormat.getChannels(),
baseFormat.getChannels() * 2,
baseFormat.getSampleRate(),
false);
AudioInputStream din = AudioSystem.getAudioInputStream(decodedFormat, in);
DataLine.Info info = new DataLine.Info(SourceDataLine.class, decodedFormat);
SourceDataLine line = (SourceDataLine) AudioSystem.getLine(info);
if (line != null) {
line.open(decodedFormat);
byte[] data = new byte[4096];
// Start
line.start();
int nBytesRead;
while ((nBytesRead = din.read(data, 0, data.length)) != -1) {
line.write(data, 0, nBytesRead);
}
// Stop
line.drain();
line.stop();
line.close();
din.close();
}
} catch (Exception e) {
App.debug("playing MP3 failed " + url + " " + e.toString());
}
}
/*
* Taken from the JOrbis Player
*/
private SourceDataLine getOutputLine(int channels, int rate) {
if (outputLine == null || this.rate != rate || this.channels != channels) {
if (outputLine != null) {
outputLine.drain();
outputLine.stop();
outputLine.close();
}
initJavaSound(channels, rate);
outputLine.start();
}
return outputLine;
}
/**
* Requests playback stop. Method initiate shutdown and return immediate. Playback stops later.
*/
public void stop() {
interruptPlayback(PlayerState.STOPPED);
currentSeekPositionMcsec = 0;
currentPlayTimeMcsec = 0;
SourceDataLine l = currentDataLine;
if (l != null) {
try {
l.stop();
} catch (Throwable ignoredT) { // be silent
}
}
}
public void stop() {
logger.log(Level.FINEST, "BigClip.stop()");
active = false;
// why did I have this commented out?
dataLine.stop();
if (thread != null) {
try {
active = false;
thread.join();
} catch (InterruptedException wakeAndContinue) {
}
}
}
/**
* Sets the value of output to newOutput. The output variable specifies whether or not to play the
* audio of this source on the server.
*
* @param newOutput The new value for output.
*/
public void setOutput(boolean newOutput) {
output = newOutput;
if (output) {
try {
serverOutput.open();
} catch (LineUnavailableException e) {
e.printStackTrace();
}
serverOutput.start();
} else {
serverOutput.stop();
serverOutput.close();
}
}
/**
* Stops the playback.<br>
* Player Status = STOPPED.<br>
* Thread should free Audio ressources.
*/
protected void stopPlayback() {
if ((m_status == PLAYING) || (m_status == PAUSED)) {
if (m_line != null) {
m_line.flush();
m_line.stop();
}
m_status = STOPPED;
synchronized (m_audioInputStream) {
m_audioInputStream.notifyAll();
}
notifyEvent(BasicPlayerEvent.STOPPED, getEncodedStreamPosition(), -1, null);
synchronized (m_audioInputStream) {
closeStream();
}
log.info("stopPlayback() completed");
}
}
protected void reset() {
m_status = UNKNOWN;
if (m_audioInputStream != null) {
synchronized (m_audioInputStream) {
closeStream();
}
}
m_audioInputStream = null;
m_audioFileFormat = null;
m_encodedaudioInputStream = null;
encodedLength = -1;
if (m_line != null) {
m_line.stop();
m_line.close();
m_line = null;
}
m_gainControl = null;
m_panControl = null;
}
/**
* Play a sound.
*
* @param in The <code>AudioInputStream</code> to play.
* @return True if the stream was played without incident.
*/
private boolean playSound(AudioInputStream in) throws IOException {
boolean ret = false;
SourceDataLine line = openLine(in.getFormat());
if (line == null) return false;
try {
startPlaying();
int rd;
while (keepPlaying() && (rd = in.read(data)) > 0) {
line.write(data, 0, rd);
}
ret = true;
} finally {
stopPlaying();
line.drain();
line.stop();
line.close();
}
return ret;
}
public void run() {
try {
sourceDataLine = (SourceDataLine) AudioSystem.getLine(info);
sourceDataLine.open(format, bufferSize);
sourceDataLine.start();
} catch (LineUnavailableException ex) {
System.out.println("Unable to open the line: " + ex);
return;
}
try {
byte[] data = new byte[bufferSize];
int numBytesRead = 0;
int written = 0;
while (running) {
try {
if ((numBytesRead = audioInputStrem.read(data)) == -1) break;
int numBytesRemaining = numBytesRead;
while (numBytesRemaining > 0) {
written = sourceDataLine.write(data, 0, numBytesRemaining);
numBytesRemaining -= written;
}
} catch (ArrayIndexOutOfBoundsException ae) {
/**
* Some capture devices eventually deliver larger buffers than they originally say they
* would. Catch that and reset the data buffer
*/
bufferSize = numBytesRead;
data = new byte[bufferSize];
} catch (Exception e) {
e.printStackTrace();
System.out.println("Error during playback: " + e);
break;
}
}
sourceDataLine.stop();
sourceDataLine.flush();
sourceDataLine.close();
} catch (Exception e) {
}
}
public static void tone(int hz, int msecs, double vol) throws LineUnavailableException {
byte[] buf = new byte[1];
AudioFormat af =
new AudioFormat(
SAMPLE_RATE, // sampleRate
8, // sampleSizeInBits
1, // channels
true, // signed
false); // bigEndian
SourceDataLine sdl = AudioSystem.getSourceDataLine(af);
sdl.open(af);
sdl.start();
for (int i = 0; i < msecs * 8; i++) {
double angle = i / (SAMPLE_RATE / hz) * 2.0 * Math.PI;
buf[0] = (byte) (Math.sin(angle) * 127.0 * vol);
sdl.write(buf, 0, 1);
}
sdl.drain();
sdl.stop();
sdl.close();
}
public void run() {
try {
AudioFormat audioFormat = audioInputStream.getFormat();
DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class, audioFormat);
SourceDataLine sourceDataLine = (SourceDataLine) AudioSystem.getLine(dataLineInfo);
sourceDataLine.open(audioFormat);
sourceDataLine.start();
int cnt;
while ((cnt = audioInputStream.read(tempBuffer, 0, tempBuffer.length)) != -1) {
if (cnt > 0) {
sourceDataLine.write(tempBuffer, 0, cnt);
}
}
sourceDataLine.drain();
sourceDataLine.stop();
sourceDataLine.close();
sourceDataLine.close();
audioInputStream.close();
} catch (Exception e) {
System.out.println("jMusic AudioFilePlayThread error");
e.printStackTrace();
}
}
/**
* The playSong method is responsible for opening a Xuggler container to play song at provided
* location.
*
* @param songURL The location of the song to play (local file path or url)
*/
public void playSong(String songURL) {
IContainer container = IContainer.make();
IContainerFormat format = IContainerFormat.make();
// Stream format must currently be mp3
format.setInputFormat("mp3");
// int s = container.setInputBufferLength(6270);
//
// if(s < 0){
// logger.warn("Input buffer was not set to desired length");
// }
// Probe size value must be >50 for some reason. Native libraries throw an exception if it's
// <50. Measured in bytes.
if (container.setProperty("probesize", 50) < 0) {
logger.warn("Probe size not set for input container.");
}
if (container.setProperty("analyzeduration", 1) < 0) {
logger.warn("Analyze duration not changed for input container.");
}
container.setFlag(IContainer.Flags.FLAG_NONBLOCK, true);
if (container.open(songURL, Type.READ, format, true, false) < 0) {
throw new IllegalArgumentException("stream not found");
}
int numStreams = container.getNumStreams();
// long streamRec = System.currentTimeMillis();
logger.info("Number of Audio streams detected {}", numStreams);
IPacket packet = IPacket.make();
IStream stream = null;
IStreamCoder audioCoder = null;
Map<Integer, IStreamCoder> knownStreams = new HashMap<Integer, IStreamCoder>();
long previousValue = 0;
while (container.readNextPacket(packet) >= 0 && alive) {
if (packet.isComplete()) {
if (knownStreams.get(packet.getStreamIndex()) == null) {
container.queryStreamMetaData(); // This method tends to take awhile when reading a stream
stream = container.getStream(packet.getStreamIndex());
knownStreams.put(packet.getStreamIndex(), stream.getStreamCoder());
audioCoder = knownStreams.get(packet.getStreamIndex());
audioCoder.setTimeBase(stream.getTimeBase());
}
if (!audioCoder.isOpen()) {
if (audioCoder.open(null, null) < 0) {
throw new RuntimeException("could not open audio decoder for container");
}
openSound(audioCoder);
// System.out.println("Opening sound " + (System.currentTimeMillis() - streamRec));
}
// System.err.println(audioCoder.getNumDroppedFrames());
int offset = 0;
IAudioSamples samples = IAudioSamples.make(1024, audioCoder.getChannels());
while (offset < packet.getSize() && alive) {
// Wait until the state is playing
while (state != PlayBack_State.PLAYING) {
if (state == PlayBack_State.TEARDOWN) {
break;
} else {
try {
synchronized (LOCK_OBJECT) {
// mLine.drain();
mLine.flush();
mLine.stop();
LOCK_OBJECT.wait();
mLine.start();
}
} catch (InterruptedException e) {
logger.error("", e);
}
}
}
int bytesDecoded = audioCoder.decodeAudio(samples, packet, offset);
if (bytesDecoded < 0) {
logger.warn("Error occurred decoding audio");
break;
// throw new RuntimeException("got error decoding audio");
}
offset += bytesDecoded;
if (samples.isComplete() && alive) {
playJavaSound(samples);
}
// Send the time stamp to the GUI for updating the progress bar
long newValue = (long) (packet.getTimeStamp() * packet.getTimeBase().getValue());
// Update GUI every second that the stream is playing
if (newValue > previousValue) {
callback.notifyGUISongProgress(newValue);
callback.isStreaming(true);
previousValue = newValue;
if (newValue == streamInfo.getSongDuration()) {
alive = false;
}
}
}
}
}
closeJavaSound();
if (audioCoder != null) {
audioCoder.close();
audioCoder = null;
}
if (container != null) {
container.close();
container = null;
}
}
/**
* Main loop.
*
* <p>Player Status == STOPPED || SEEKING => End of Thread + Freeing Audio Ressources.<br>
* Player Status == PLAYING => Audio stream data sent to Audio line.<br>
* Player Status == PAUSED => Waiting for another status.
*/
public void run() {
log.info("Thread Running");
int nBytesRead = 1;
byte[] abData = new byte[EXTERNAL_BUFFER_SIZE];
int readIndex = 0; // 所有读进缓冲区的数量
int writeIndex = 0; // 所有写出数量
// Lock stream while playing.
synchronized (m_audioInputStream) {
boolean buffering = false;
// Main play/pause loop.
while ((nBytesRead != -1)
&& (m_status != STOPPED)
&& (m_status != SEEKING)
&& (m_status != UNKNOWN)) {
if (m_status == PLAYING) {
// Play.
try {
nBytesRead = m_audioInputStream.read(abData, 0, abData.length);
if (nBytesRead >= 0) {
byte[] pcm = new byte[nBytesRead];
System.arraycopy(abData, 0, pcm, 0, nBytesRead);
if (m_line.available() >= m_line.getBufferSize()) {
// buffering = true;
log.fine("缓冲区空虚 : " + m_line.available() + "/" + m_line.getBufferSize());
}
// if(m_line.available()==0){
// buffering=false;
// }
if (buffering == false) {
int nBytesWritten = m_line.write(abData, 0, nBytesRead);
// Compute position in bytes in encoded stream.
int nEncodedBytes = getEncodedStreamPosition();
// Notify listeners
Iterator<BasicPlayerListener> it = laucher.getBasicPlayerListeners().iterator();
while (it.hasNext()) {
BasicPlayerListener bpl = it.next();
if (m_audioInputStream instanceof PropertiesContainer) {
// Pass audio parameters such as instant bitrate, ...
Map properties = ((PropertiesContainer) m_audioInputStream).properties();
bpl.progress(nEncodedBytes, m_line.getMicrosecondPosition(), pcm, properties);
} else {
bpl.progress(nEncodedBytes, m_line.getMicrosecondPosition(), pcm, empty_map);
}
}
}
}
} catch (IOException e) {
log.log(Level.SEVERE, "Thread cannot run()", e);
m_status = STOPPED;
notifyEvent(BasicPlayerEvent.STOPPED, getEncodedStreamPosition(), -1, null);
}
// Nice CPU usage.
if (threadSleep > 0) {
try {
Thread.sleep(threadSleep);
} catch (InterruptedException e) {
log.log(Level.SEVERE, "Thread cannot sleep(" + threadSleep + ")", e);
}
}
} else {
synchronized (m_audioInputStream) {
try {
log.log(Level.INFO, "状态是不正在播放,要无限期的等待了.....");
m_audioInputStream.wait();
log.log(Level.INFO, "状态改过来了,等待被唤醒了.......");
} catch (InterruptedException ex) {
Logger.getLogger(BasicPlayer.class.getName()).log(Level.SEVERE, null, ex);
}
}
// Pause
// try {
// Thread.sleep(500);
// } catch (InterruptedException e) {
// log.log(Level.SEVERE, "Thread cannot sleep(500)", e);
// }
}
}
// Free audio resources.
if (m_line != null) {
m_line.drain();
m_line.stop();
m_line.close();
m_line = null;
}
// Notification of "End Of Media"
if (nBytesRead == -1) {
notifyEvent(BasicPlayerEvent.EOM, getEncodedStreamPosition(), -1, null);
}
// Close stream.
closeStream();
}
m_status = STOPPED;
notifyEvent(BasicPlayerEvent.STOPPED, getEncodedStreamPosition(), -1, null);
log.info("Thread completed");
}
public void run() {
if (Thread.currentThread() != this) {
throw new IllegalStateException("not this thread");
}
try {
SyncState syncState = this.oggSyncState = new SyncState();
while (in != null) {
int off = syncState.buffer(BUFFER_SIZE);
int n = in.read(syncState.data, off, BUFFER_SIZE);
if (n > 0) {
syncState.wrote(n);
pageOut();
} else {
break;
}
}
} catch (EOFException e) {
} catch (IOException e) {
failure = e;
e.printStackTrace();
} finally {
try {
if (in != null) {
in.close();
in = null;
}
} catch (IOException e) {
if (failure != null) {
failure = e;
}
e.printStackTrace();
}
if (out != null) {
out.stop();
out.close();
}
if (vorbisBlock != null) {
vorbisBlock.clear();
vorbisBlock = null;
}
if (vorbisDspState != null) {
vorbisDspState.clear();
vorbisDspState = null;
}
if (vorbisInfo != null) {
vorbisInfo.clear();
vorbisInfo = null;
}
if (oggStreamState != null) {
oggStreamState.clear();
oggStreamState = null;
}
if (oggSyncState != null) {
oggSyncState.clear();
oggSyncState = null;
}
synchronized (this) {
notifyAll();
}
}
}
/** Close standard audio. */
public static void close() {
line.drain();
line.stop();
}
/** Stop the rendering process. */
public void stop() {
logger.info("stopping...");
sourceLine.stop();
}
