net.java.sip.communicator.impl.neomedia.codec.audio.silk
Class Silk_NLSF_VQ_sum_error_FLP

java.lang.Object
  net.java.sip.communicator.impl.neomedia.codec.audio.silk.Silk_NLSF_VQ_sum_error_FLP

public class Silk_NLSF_VQ_sum_error_FLP
extends Object

compute weighted quantization errors for LPC_order element input vectors, over one codebook stage.

Author:

Dingxin Xu

Constructor Summary

Silk_NLSF_VQ_sum_error_FLP()

Method Summary

(package private) static void

SKP_Silk_NLSF_VQ_sum_error_FLP(float[] err, float[] in, float[] w, float[] pCB, int N, int K, int LPC_order) compute weighted quantization errors for LPC_order element input vectors, over one codebook stage.

Methods inherited from class java.lang.Object

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

Constructor Detail

Silk_NLSF_VQ_sum_error_FLP

public Silk_NLSF_VQ_sum_error_FLP()

Method Detail

SKP_Silk_NLSF_VQ_sum_error_FLP

static void SKP_Silk_NLSF_VQ_sum_error_FLP(float[] err,
                                           float[] in,
                                           float[] w,
                                           float[] pCB,
                                           int N,
                                           int K,
                                           int LPC_order)

compute weighted quantization errors for LPC_order element input vectors, over one codebook stage.

Parameters:

err - Weighted quantization errors [ N * K ]

in - Input vectors [ N * LPC_order ]

w - Weighting vectors [ N * LPC_order ]

pCB - Codebook vectors [ K * LPC_order ]

N - Number of input vectors

K - Number of codebook vectors

LPC_order - pCB