1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
| namespace NSpeex
| {
| using System;
|
| internal class NoiseSearch : CodebookSearch
| {
| public sealed override void Quantify(float[] target, float[] ak, float[] awk1, float[] awk2, int p, int nsf, float[] exc, int es, float[] r, Bits bits, int complexity)
| {
| int num;
| float[] y = new float[nsf];
| Filters.Residue_percep_zero(target, 0, ak, awk1, awk2, y, nsf, p);
| for (num = 0; num < nsf; num++)
| {
| exc[es + num] += y[num];
| }
| for (num = 0; num < nsf; num++)
| {
| target[num] = 0f;
| }
| }
|
| public sealed override void Unquantify(float[] exc, int es, int nsf, Bits bits)
| {
| for (int i = 0; i < nsf; i++)
| {
| exc[es + i] += (float)(3.0 * (new Random().NextDouble() - 0.5));
| }
| }
| }
| }
|
|
