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/src/pow2_tbl.c
32
33------------------------------------------------------------------------------
34 REVISION HISTORY
35
36 Description: Added #ifdef __cplusplus and removed "extern" from table
37              definition.
38
39 Description: Put "extern" back.
40
41 Who:                       Date:
42 Description:
43
44------------------------------------------------------------------------------
45 MODULE DESCRIPTION
46
47 This file contains the declaration for log2_tbl[] used by the Pow2() function.
48
49------------------------------------------------------------------------------
50*/
51
52/*----------------------------------------------------------------------------
53; INCLUDES
54----------------------------------------------------------------------------*/
55#include "typedef.h"
56#include "pow2.h"
57
58/*--------------------------------------------------------------------------*/
59#ifdef __cplusplus
60extern "C"
61{
62#endif
63
64    /*----------------------------------------------------------------------------
65    ; MACROS
66    ; [Define module specific macros here]
67    ----------------------------------------------------------------------------*/
68
69    /*----------------------------------------------------------------------------
70    ; DEFINES
71    ; [Include all pre-processor statements here. Include conditional
72    ; compile variables also.]
73    ----------------------------------------------------------------------------*/
74
75    /*----------------------------------------------------------------------------
76    ; LOCAL FUNCTION DEFINITIONS
77    ; [List function prototypes here]
78    ----------------------------------------------------------------------------*/
79
80    /*----------------------------------------------------------------------------
81    ; LOCAL VARIABLE DEFINITIONS
82    ; [Variable declaration - defined here and used outside this module]
83    ----------------------------------------------------------------------------*/
84
85    const Word16 pow2_tbl[33] =
86    {
87        16384, 16743, 17109, 17484, 17867, 18258, 18658, 19066, 19484, 19911,
88        20347, 20792, 21247, 21713, 22188, 22674, 23170, 23678, 24196, 24726,
89        25268, 25821, 26386, 26964, 27554, 28158, 28774, 29405, 30048, 30706,
90        31379, 32066, 32767
91    };
92
93    /*--------------------------------------------------------------------------*/
94#ifdef __cplusplus
95}
96#endif
97
98/*
99------------------------------------------------------------------------------
100 FUNCTION NAME:
101------------------------------------------------------------------------------
102 INPUT AND OUTPUT DEFINITIONS
103
104 Inputs:
105    None
106
107 Outputs:
108    None
109
110 Returns:
111    None
112
113 Global Variables Used:
114    None
115
116 Local Variables Needed:
117    None
118
119------------------------------------------------------------------------------
120 FUNCTION DESCRIPTION
121
122 None
123
124------------------------------------------------------------------------------
125 REQUIREMENTS
126
127 None
128
129------------------------------------------------------------------------------
130 REFERENCES
131
132 [1] pow2.tab,  UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001
133
134------------------------------------------------------------------------------
135 PSEUDO-CODE
136
137
138------------------------------------------------------------------------------
139 RESOURCES USED [optional]
140
141 When the code is written for a specific target processor the
142 the resources used should be documented below.
143
144 HEAP MEMORY USED: x bytes
145
146 STACK MEMORY USED: x bytes
147
148 CLOCK CYCLES: (cycle count equation for this function) + (variable
149                used to represent cycle count for each subroutine
150                called)
151     where: (cycle count variable) = cycle count for [subroutine
152                                     name]
153
154------------------------------------------------------------------------------
155 CAUTION [optional]
156 [State any special notes, constraints or cautions for users of this function]
157
158------------------------------------------------------------------------------
159*/
160
161/*----------------------------------------------------------------------------
162; FUNCTION CODE
163----------------------------------------------------------------------------*/
164
165