1/* ------------------------------------------------------------------
2 * Copyright (C) 1998-2009 PacketVideo
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
13 * express or implied.
14 * See the License for the specific language governing permissions
15 * and limitations under the License.
16 * -------------------------------------------------------------------
17 */
18/****************************************************************************************
19Portions of this file are derived from the following 3GPP standard:
20
21    3GPP TS 26.073
22    ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec
23    Available from http://www.3gpp.org
24
25(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC)
26Permission to distribute, modify and use this file under the standard license
27terms listed above has been obtained from the copyright holder.
28****************************************************************************************/
29/*----------------------------------------------------------------------------
30; CONTINUE ONLY IF NOT ALREADY DEFINED
31----------------------------------------------------------------------------*/
32#ifndef COR_H_H
33#define COR_H_H
34
35/*----------------------------------------------------------------------------
36; INCLUDES
37----------------------------------------------------------------------------*/
38#include "typedef.h"
39
40#include "cor_h_x.h"                /* Used by legacy files */
41#include "cor_h_x2.h"               /* Used by legacy files */
42
43/*--------------------------------------------------------------------------*/
44#ifdef __cplusplus
45extern "C"
46{
47#endif
48
49    /*----------------------------------------------------------------------------
50    ; MACROS
51    ; Define module specific macros here
52    ----------------------------------------------------------------------------*/
53
54    /*----------------------------------------------------------------------------
55    ; DEFINES
56    ; Include all pre-processor statements here.
57    ----------------------------------------------------------------------------*/
58
59    /*----------------------------------------------------------------------------
60    ; EXTERNAL VARIABLES REFERENCES
61    ; Declare variables used in this module but defined elsewhere
62    ----------------------------------------------------------------------------*/
63
64    /*----------------------------------------------------------------------------
65    ; SIMPLE TYPEDEF'S
66    ----------------------------------------------------------------------------*/
67
68    /*----------------------------------------------------------------------------
69    ; ENUMERATED TYPEDEF'S
70    ----------------------------------------------------------------------------*/
71
72    /*----------------------------------------------------------------------------
73    ; STRUCTURES TYPEDEF'S
74    ----------------------------------------------------------------------------*/
75
76    /*----------------------------------------------------------------------------
77    ; GLOBAL FUNCTION DEFINITIONS
78    ; Function Prototype declaration
79    ----------------------------------------------------------------------------*/
80    void cor_h(
81        Word16 h[],          /* (i) : impulse response of weighted synthesis
82                                  filter                                  */
83        Word16 sign[],       /* (i) : sign of d[n]                            */
84        Word16 rr[][L_CODE], /* (o) : matrix of autocorrelation               */
85        Flag  *pOverflow
86    );
87
88    /*----------------------------------------------------------------------------
89    ; END
90    ----------------------------------------------------------------------------*/
91#ifdef __cplusplus
92}
93#endif
94
95#endif
96
97