public long getTime() {
long bytesRead = ringBuffer.getTotalRead();
if (bytesRead == 0) return 0;
// long diff = bytesRead - lastWritten;
long diff = bytesRead;
long diffNs = (diff * Clock.SECONDS_TO_NANOS) / (2 * info.channels * info.rate);
long timeSinceLastRead = System.nanoTime() - lastPtsRead;
return /*lastPts +*/ diffNs + timeSinceLastRead;
}
public void decode(Packet packet) {
if (packetIndex < 3) {
if (info.synthesis_headerin(comment, packet) < 0) {
// error case; not a Vorbis header
System.err.println("does not contain Vorbis audio data.");
return;
}
if (packetIndex == 2) {
dsp.synthesis_init(info);
block.init(dsp);
System.out.println("vorbis: " + info);
System.out.println(comment.toString());
index = new int[info.channels];
if (stream == null) {
stream = new AudioStream();
stream.setupFormat(info.channels, 16, info.rate);
stream.updateData(this, -1);
}
if (masterClock instanceof SystemClock) {
SystemClock clock = (SystemClock) masterClock;
if (clock.needReset()) {
clock.reset();
System.out.println("Note: master clock was reset by audio");
}
}
}
} else {
long gp = packet.granulepos;
if (gp != -1) {
lastPts = (gp * Clock.SECONDS_TO_NANOS) / info.rate;
lastWritten = ringBuffer.getTotalWritten();
lastRead = ringBuffer.getTotalRead();
lastPtsWrite = System.nanoTime();
}
decodeDsp(packet);
}
packetIndex++;
}