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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  /****************************************************************************************
19  Portions 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)
26  Permission to distribute, modify and use this file under the standard license
27  terms listed above has been obtained from the copyright holder.
28  ****************************************************************************************/
29  /*
30  ------------------------------------------------------------------------------
31  
32  
33  
34   Filename: /audio/gsm_amr/c/include/c8_31pf.h
35  
36       Date: 01/29/2002
37  
38  ------------------------------------------------------------------------------
39   REVISION HISTORY
40  
41   Description: Moved _cplusplus #ifdef after Include section.
42  
43   Description:
44  
45  ------------------------------------------------------------------------------
46   INCLUDE DESCRIPTION
47  
48   This file contains all the constant definitions and prototype definitions
49   needed by the c8_31pf.c
50  
51  ------------------------------------------------------------------------------
52  */
53  
54  /*----------------------------------------------------------------------------
55  ; CONTINUE ONLY IF NOT ALREADY DEFINED
56  ----------------------------------------------------------------------------*/
57  #ifndef c8_31pf_h
58  #define c8_31pf_h "$Id $"
59  
60  /*----------------------------------------------------------------------------
61  ; INCLUDES
62  ----------------------------------------------------------------------------*/
63  #include "typedef.h"
64  
65  /*--------------------------------------------------------------------------*/
66  #ifdef __cplusplus
67  extern "C"
68  {
69  #endif
70  
71      /*----------------------------------------------------------------------------
72      ; MACROS
73      ; Define module specific macros here
74      ----------------------------------------------------------------------------*/
75  
76      /*----------------------------------------------------------------------------
77      ; DEFINES
78      ; Include all pre-processor statements here.
79      ----------------------------------------------------------------------------*/
80  
81      /*----------------------------------------------------------------------------
82      ; EXTERNAL VARIABLES REFERENCES
83      ; Declare variables used in this module but defined elsewhere
84      ----------------------------------------------------------------------------*/
85  
86      /*----------------------------------------------------------------------------
87      ; SIMPLE TYPEDEF'S
88      ----------------------------------------------------------------------------*/
89  
90      /*----------------------------------------------------------------------------
91      ; ENUMERATED TYPEDEF'S
92      ----------------------------------------------------------------------------*/
93  
94      /*----------------------------------------------------------------------------
95      ; STRUCTURES TYPEDEF'S
96      ----------------------------------------------------------------------------*/
97  
98      /*----------------------------------------------------------------------------
99      ; GLOBAL FUNCTION DEFINITIONS
100      ; Function Prototype declaration
101      ----------------------------------------------------------------------------*/
102  
103      void code_8i40_31bits(
104          Word16 x[],        /* i : target vector                                  */
105          Word16 cn[],       /* i : residual after long term prediction            */
106          Word16 h[],        /* i : impulse response of weighted synthesis
107                                filter                                         */
108          Word16 cod[],      /* o : algebraic (fixed) codebook excitation          */
109          Word16 y[],        /* o : filtered fixed codebook excitation             */
110          Word16 indx[],     /* o : 7 Word16, index of 8 pulses (signs+positions)  */
111          Flag   * pOverflow /* o : Flag set when overflow occurs                  */
112      );
113  
114  
115      /*----------------------------------------------------------------------------
116      ; END
117      ----------------------------------------------------------------------------*/
118  #ifdef __cplusplus
119  }
120  #endif
121  
122  #endif /* _c8_31PF_H_ */
123