public abstract class Ltp
extends java.lang.Object
Constructor and Description |
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Ltp() |
Modifier and Type | Method and Description |
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protected static float |
inner_prod(float[] x,
int xs,
float[] y,
int ys,
int len)
Calculates the inner product of the given vectors.
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protected static void |
open_loop_nbest_pitch(float[] sw,
int swIdx,
int start,
int end,
int len,
int[] pitch,
float[] gain,
int N)
Find the n-best pitch in Open Loop.
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abstract 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.
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abstract 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.
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public abstract 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)
public abstract 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)
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
- protected static float inner_prod(float[] x, int xs, float[] y, int ys, int len)
x
- - first vector.xs
- - offset of the first vector.y
- - second vector.ys
- - offset of the second vector.len
- - length of the vectors.protected static void open_loop_nbest_pitch(float[] sw, int swIdx, int start, int end, int len, int[] pitch, float[] gain, int N)
sw
- swIdx
- start
- end
- len
- pitch
- gain
- N
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