org.jitsi.impl.neomedia.audiolevel

Class AudioLevelCalculator

java.lang.Object

org.jitsi.impl.neomedia.audiolevel.AudioLevelCalculator

public class AudioLevelCalculator
extends Object

Implements the calculation of audio level as defined by RFC 6465 "A Real-time Transport Protocol (RTP) Header Extension for Mixer-to-Client Audio Level Indication".

Author:

Lyubomir Marinov

Field Summary

Fields

Modifier and Type	Field and Description
static byte	MAX_AUDIO_LEVEL The maximum audio level.
static byte	MIN_AUDIO_LEVEL The minimum audio level.

Constructor Summary

Constructors

Constructor and Description
AudioLevelCalculator()

Method Summary

Modifier and Type	Method and Description
static byte	calculateAudioLevel(byte[] samples, int offset, int length) Calculates the audio level of a signal with specific samples.

Methods inherited from class java.lang.Object

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

Field Detail

MAX_AUDIO_LEVEL

public static final byte MAX_AUDIO_LEVEL

The maximum audio level.

See Also:

Constant Field Values

MIN_AUDIO_LEVEL

public static final byte MIN_AUDIO_LEVEL

The minimum audio level.

See Also:

Constant Field Values

Constructor Detail

AudioLevelCalculator

public AudioLevelCalculator()

Method Detail

calculateAudioLevel

public static byte calculateAudioLevel(byte[] samples,
                                       int offset,
                                       int length)

Calculates the audio level of a signal with specific samples.

Parameters:

samples - the samples of the signal to calculate the audio level of

offset - the offset in samples in which the samples start

length - the length in bytes of the signal in samples starting at offset

Returns:

the audio level of the specified signal