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
31 Filename: /audio/gsm_amr/c/include/l_extract.h
32
33------------------------------------------------------------------------------
34 REVISION HISTORY
35
36 Description: Updated function prototype declaration to reflect new interface.
37              A pointer to overflow flag is passed into the function. Updated
38              template.
39
40 Description: Moved _cplusplus #ifdef after Include section.
41
42 Who:                       Date:
43 Description:
44
45------------------------------------------------------------------------------
46 INCLUDE DESCRIPTION
47
48 This file contains all the constant definitions and prototype definitions
49 needed by the L_extract function.
50
51------------------------------------------------------------------------------
52*/
53
54/*----------------------------------------------------------------------------
55; CONTINUE ONLY IF NOT ALREADY DEFINED
56----------------------------------------------------------------------------*/
57#ifndef L_EXTRACT_H
58#define L_EXTRACT_H
59
60/*----------------------------------------------------------------------------
61; INCLUDES
62----------------------------------------------------------------------------*/
63#include        "typedef.h"
64
65/*--------------------------------------------------------------------------*/
66#ifdef __cplusplus
67extern "C"
68{
69#endif
70
71    /*----------------------------------------------------------------------------
72    ; MACROS
73    ; Define module specific macros here
74    ----------------------------------------------------------------------------*/
75
76
77    /*----------------------------------------------------------------------------
78    ; DEFINES
79    ; Include all pre-processor statements here.
80    ----------------------------------------------------------------------------*/
81
82    /*----------------------------------------------------------------------------
83    ; EXTERNAL VARIABLES REFERENCES
84    ; Declare variables used in this module but defined elsewhere
85    ----------------------------------------------------------------------------*/
86
87    /*----------------------------------------------------------------------------
88    ; SIMPLE TYPEDEF'S
89    ----------------------------------------------------------------------------*/
90
91    /*----------------------------------------------------------------------------
92    ; ENUMERATED TYPEDEF'S
93    ----------------------------------------------------------------------------*/
94
95    /*----------------------------------------------------------------------------
96    ; STRUCTURES TYPEDEF'S
97    ----------------------------------------------------------------------------*/
98
99    /*----------------------------------------------------------------------------
100    ; GLOBAL FUNCTION DEFINITIONS
101    ; Function Prototype declaration
102    ----------------------------------------------------------------------------*/
103    void L_Extract(Word32 L_var,
104    Word16 *pL_var_hi,
105    Word16 *pL_var_lo,
106    Flag   *pOverflow);
107
108    /*----------------------------------------------------------------------------
109    ; END
110    ----------------------------------------------------------------------------*/
111#ifdef __cplusplus
112}
113#endif
114
115#endif /* _L_EXTRACT_H_ */
116