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comparison libtwamr/residu.h @ 393:a2351f2ad4f8

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libtwamr: integrate residu.c
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 06 May 2024 18:44:13 +0000
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392:a0f914a28371 393:a2351f2ad4f8
1 /*
2 ********************************************************************************
3 *
4 * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
5 * R99 Version 3.3.0
6 * REL-4 Version 4.1.0
7 *
8 ********************************************************************************
9 *
10 * File : residu.h
11 * Purpose : Computes the LP residual.
12 * Description : The LP residual is computed by filtering the input
13 * : speech through the LP inverse filter A(z).
14 *
15 *
16 ********************************************************************************
17 */
18 #ifndef residu_h
19 #define residu_h "$Id $"
20
21 /*
22 ********************************************************************************
23 * INCLUDE FILES
24 ********************************************************************************
25 */
26 #include "typedef.h"
27
28 /*
29 ********************************************************************************
30 * DEFINITION OF DATA TYPES
31 ********************************************************************************
32 */
33
34 /*
35 ********************************************************************************
36 * DECLARATION OF PROTOTYPES
37 ********************************************************************************
38 */
39
40 void Residu (
41 Word16 a[], /* (i) : prediction coefficients */
42 Word16 x[], /* (i) : speech signal */
43 Word16 y[], /* (o) : residual signal */
44 Word16 lg /* (i) : size of filtering */
45 );
46
47 #endif