net.java.sip.communicator.impl.neomedia.codec.audio.g729
Class QuaGain

java.lang.Object
  net.java.sip.communicator.impl.neomedia.codec.audio.g729.QuaGain

 class QuaGain
extends Object

Author:

Lubomir Marinov (translation of ITU-T C source code to Java)

Constructor Summary

QuaGain()

Method Summary

(package private) int

qua_gain(float[] code, float[] g_coeff, int l_subfr, FloatReference gain_pit, FloatReference gain_code, int tameflag) Quantization of pitch and codebook gains

Methods inherited from class java.lang.Object

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

Constructor Detail

QuaGain

QuaGain()

Method Detail

qua_gain

int qua_gain(float[] code,
             float[] g_coeff,
             int l_subfr,
             FloatReference gain_pit,
             FloatReference gain_code,
             int tameflag)

Quantization of pitch and codebook gains

Parameters:

code - input : fixed codebook vector

g_coeff - input : correlation factors

l_subfr - input : fcb vector length

gain_pit - output: quantized acb gain

gain_code - output: quantized fcb gain

tameflag - input : flag set to 1 if taming is needed

Returns:

quantizer index