Package org.xiph.speex
Class LtpForcedPitch
- java.lang.Object
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- org.xiph.speex.Ltp
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- org.xiph.speex.LtpForcedPitch
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public class LtpForcedPitch extends Ltp
Long Term Prediction Quantisation and Unquantisation (Forced Pitch)- Version:
- $Revision: 1.2 $
- Author:
- Jim Lawrence, helloNetwork.com, Marc Gimpel, Wimba S.A. (mgimpel@horizonwimba.com)
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Constructor Summary
Constructors Constructor Description LtpForcedPitch()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
quant(float[] target, float[] sw, int sws, float[] ak, float[] awk1, float[] awk2, float[] exc, int es, int start, int end, float pitch_coef, int p, int nsf, Bits bits, float[] exc2, int e2s, float[] r, int complexity)
Long Term Prediction Quantification (Forced Pitch).int
unquant(float[] exc, int es, int start, float pitch_coef, int nsf, float[] gain_val, Bits bits, int count_lost, int subframe_offset, float last_pitch_gain)
Long Term Prediction Unquantification (Forced Pitch).-
Methods inherited from class org.xiph.speex.Ltp
inner_prod, open_loop_nbest_pitch
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Method Detail
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quant
public final int quant(float[] target, float[] sw, int sws, float[] ak, float[] awk1, float[] awk2, float[] exc, int es, int start, int end, float pitch_coef, int p, int nsf, Bits bits, float[] exc2, int e2s, float[] r, int complexity)
Long Term Prediction Quantification (Forced Pitch).
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unquant
public final int unquant(float[] exc, int es, int start, float pitch_coef, int nsf, float[] gain_val, Bits bits, int count_lost, int subframe_offset, float last_pitch_gain)
Long Term Prediction Unquantification (Forced Pitch).- Specified by:
unquant
in classLtp
- Parameters:
exc
- - Excitationes
- - Excitation offsetstart
- - Smallest pitch value allowedpitch_coef
- - Voicing (pitch) coefficientnsf
- - Number of samples in subframegain_val
-bits
- - Speex bits buffer.count_lost
-subframe_offset
-last_pitch_gain
-- Returns:
- pitch
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