edu.umd.cfar.lamp.mpeg1.system
Class SystemIndexElement

java.lang.Object
  edu.umd.cfar.lamp.mpeg1.system.SystemIndexElement

public class SystemIndexElement

extends java.lang.Object

Constructor Summary

SystemIndexElement(long systemStreamDataStartPosition, long elementaryStreamDataStartPosition, int packetDataLength)

Method Summary

boolean	containsByte(long bytePosition) Determines whether or not the SystemIndexElement contains the given byte (bytePosition) of the elementary stream of this packet.
int	findByte(long bytePosition) Checks to see that the position is contained within.
long	getElementaryStreamDataStartPosition()
int	getPacketDataLength()
long	getSystemStreamDataStartPosition()
java.lang.String	toString()
void	writeIndex(java.io.DataOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemIndexElement

public SystemIndexElement(long systemStreamDataStartPosition,
                          long elementaryStreamDataStartPosition,
                          int packetDataLength)

Method Detail

writeIndex

public void writeIndex(java.io.DataOutput out)
                throws java.io.IOException

Throws:

java.io.IOException

containsByte

public boolean containsByte(long bytePosition)

Determines whether or not the SystemIndexElement contains the given byte (bytePosition) of the elementary stream of this packet.

Parameters:

bytePosition - the byte position

Returns:

findByte

public int findByte(long bytePosition)

Checks to see that the position is contained within.

Parameters:

bytePosition - byte offset to look for

Returns:

-1 if bytePosition < the position of this packet in the elementary stream,
0 if bytePosition == the position of this packet in the elementary stream,
1 if bytePosition > the position of this packet in the elementary stream.

toString

public java.lang.String toString()

getSystemStreamDataStartPosition

public long getSystemStreamDataStartPosition()

getElementaryStreamDataStartPosition

public long getElementaryStreamDataStartPosition()

getPacketDataLength

public int getPacketDataLength()