org.mobicents.media.server.impl.dsp.audio.speex
Class Encoder

java.lang.Object
  org.mobicents.media.server.impl.dsp.audio.speex.Encoder

All Implemented Interfaces:

java.io.Serializable, org.mobicents.media.server.spi.dsp.Codec

public class Encoder
extends java.lang.Object
implements org.mobicents.media.server.spi.dsp.Codec

Implements Speex narrow band, 8kHz compressor.

Author:

Amit Bhayani, Oleg Kulikov

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.mobicents.media.server.spi.dsp.Codec

G729, GSM, LINEAR_AUDIO, PCMA, PCMU, SPEEX

Constructor Summary

Encoder()

Method Summary

int	getMode() Gets the mode of the codec.
int	getQuality() Gets the quality value.
org.mobicents.media.Format	getSupportedInputFormat() (Non Java-doc)
org.mobicents.media.Format	getSupportedOutputFormat() (Non Java-doc)
void	process(org.mobicents.media.Buffer buffer) (Non Java-doc)
int	process(byte[] media, int offset, int length, byte[] dest) Perform compression.
void	setMode(int mode) Sets the mode of codec.
void	setQuality(int quality) Modify quality value.

Methods inherited from class java.lang.Object

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

Constructor Detail

Encoder

public Encoder()

Method Detail

getMode

public int getMode()

Gets the mode of the codec.

Returns:

integer identifier of the mode.

setMode

public void setMode(int mode)

Sets the mode of codec.

Parameters:

mode - the new mode value

getQuality

public int getQuality()

Gets the quality value.

Returns:

integer value in range 0..10 which shows the quality.

setQuality

public void setQuality(int quality)

Modify quality value.

Parameters:

quality - integer value in range 0..10 which shows the quality.

getSupportedInputFormat

public org.mobicents.media.Format getSupportedInputFormat()

(Non Java-doc)

Specified by:

getSupportedInputFormat in interface org.mobicents.media.server.spi.dsp.Codec

See Also:

org.mobicents.media.server.impl.jmf.dsp.Codec#getSupportedFormat().

getSupportedOutputFormat

public org.mobicents.media.Format getSupportedOutputFormat()

(Non Java-doc)

Specified by:

getSupportedOutputFormat in interface org.mobicents.media.server.spi.dsp.Codec

See Also:

org.mobicents.media.server.impl.jmf.dsp.Codec#getSupportedFormat().

process

public void process(org.mobicents.media.Buffer buffer)

(Non Java-doc)

Specified by:

process in interface org.mobicents.media.server.spi.dsp.Codec

See Also:

org.mobicents.media.server.impl.jmf.dsp.Codec#process(Buffer).

process

public int process(byte[] media,
                   int offset,
                   int length,
                   byte[] dest)

Perform compression.

Parameters:

media - input media

Returns:

compressed media.