org.mobicents.media.server.component
Class ElasticBuffer

java.lang.Object
  org.mobicents.media.server.component.ElasticBuffer

public class ElasticBuffer
extends Object

Elastic buffer is asynchronous FIFO buffer wich automatically compensates for drift between receiver clock and transmitter clock signals.

Author:

kulikov

Constructor Summary

ElasticBuffer(int delay, int limit)
Creates new elastic buffer.

Method Summary

void	clear()
boolean	isEmpty()
Frame	read() Retreives and removes frame from the head of the buffer.
void	setListener(BufferListener listener) Sets buffer state monitor.
void	write(Frame frame) Writes given frame to the tail of the buffer.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ElasticBuffer

public ElasticBuffer(int delay,
                     int limit)

Creates new elastic buffer.

Parameters:

delay - the initial delay of signal measured in frames

limit - the physical limit of the buffer measured in frames.

Method Detail

setListener

public void setListener(BufferListener listener)

Sets buffer state monitor.

Parameters:

listener - the monitor implementation.

write

public void write(Frame frame)

Writes given frame to the tail of the buffer.

Parameters:

frame - the frame to write

read

public Frame read()

Retreives and removes frame from the head of the buffer.

Returns:

the frame or null if buffer is empty.

clear

public void clear()

isEmpty

public boolean isEmpty()