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

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

public class Silk_lowpass_short
extends Object

First order low-pass filter, with input as SKP_int16, running at 48 kHz

Author:

Dingxin Xu

Constructor Summary

Silk_lowpass_short()

Method Summary

(package private) static void

SKP_Silk_lowpass_short(short[] in, int in_offset, int[] S, int S_offset, int[] out, int out_offset, int len) First order low-pass filter, with input as SKP_int16, running at 48 kHz.

Methods inherited from class java.lang.Object

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

Constructor Detail

Silk_lowpass_short

public Silk_lowpass_short()

Method Detail

SKP_Silk_lowpass_short

static void SKP_Silk_lowpass_short(short[] in,
                                   int in_offset,
                                   int[] S,
                                   int S_offset,
                                   int[] out,
                                   int out_offset,
                                   int len)

First order low-pass filter, with input as SKP_int16, running at 48 kHz.

Parameters:

in - Q15 48 kHz signal; [len]

in_offset - offset of valid data.

S - Q25 state; length = 1

S_offset - offset of valid data.

out - Q25 48 kHz signal; [len]

out_offset - offset of valid data.

len - Signal length