javax.media.protocol
Interface Positionable

public interface Positionable

A media object implements the Positionable interface if it supports changing the media position within the stream.

This is the JMF 1.0 Positionable interface.

Field Summary

static int	RoundDown
static int	RoundNearest
static int	RoundUp

Method Summary

boolean	isRandomAccess() Find out if this source can be repositioned to any point in the stream.
Time	setPosition(Time where, int rounding) Set the position to the specified time.

Field Detail

RoundUp

public static final int RoundUp

RoundDown

public static final int RoundDown

RoundNearest

public static final int RoundNearest

Method Detail

setPosition

public Time setPosition(Time where,
                        int rounding)

Set the position to the specified time. Returns the rounded position that was actually set.

Parameters:

time - The new position in the stream.

round - The rounding technique to be used: RoundUp, RoundDown, RoundNearest.

Returns:

The actual position set.

isRandomAccess

public boolean isRandomAccess()

Find out if this source can be repositioned to any point in the stream. If not, the source can only be repositioned to the beginning of the stream.

Returns:

Returns true if the source is random access; false if the source can only be reset to the beginning of the stream.