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 Pathname: .audio/gsm-amr/c/src/enc_output_format_tab.c 34 35 Date: 03/08/2002 36 37 ------------------------------------------------------------------------------ 38 REVISION HISTORY 39 40 Description: Moved WMFBytesUsed and IF2BytesUsed tables from gsmamr_enc.h. 41 Changed their type definition to 'const int'. Renamed tables to 42 WmfEncBytesPerFrame and If2EncBytesPerFrame. 43 44 Description: Added #ifdef __cplusplus and removed "extern" from table 45 definition. 46 47 Description: Put "extern" back. 48 49 Description: 50 51 ------------------------------------------------------------------------------ 52 INPUT AND OUTPUT DEFINITIONS 53 54 Inputs: 55 None 56 57 Outputs: 58 None 59 60 Returns: 61 None 62 63 Global Variables Used: 64 None 65 66 Local Variables Needed: 67 None 68 69 ------------------------------------------------------------------------------ 70 FUNCTION DESCRIPTION 71 72 This file contains the tables of the number of data bytes per codec mode in 73 both WMF and IF2 output formats. 74 75 ------------------------------------------------------------------------------ 76 REQUIREMENTS 77 78 None 79 80 ------------------------------------------------------------------------------ 81 REFERENCES 82 83 [1] AMR Speech Codec Frame Structure, 3GPP TS 26.101 version 4.1.0 Release 4, 84 June 2001 85 86 ------------------------------------------------------------------------------ 87 PSEUDO-CODE 88 89 90 ------------------------------------------------------------------------------ 91 RESOURCES USED 92 When the code is written for a specific target processor the 93 the resources used should be documented below. 94 95 STACK USAGE: [stack count for this module] + [variable to represent 96 stack usage for each subroutine called] 97 98 where: [stack usage variable] = stack usage for [subroutine 99 name] (see [filename].ext) 100 101 DATA MEMORY USED: x words 102 103 PROGRAM MEMORY USED: x words 104 105 CLOCK CYCLES: [cycle count equation for this module] + [variable 106 used to represent cycle count for each subroutine 107 called] 108 109 where: [cycle count variable] = cycle count for [subroutine 110 name] (see [filename].ext) 111 112 ------------------------------------------------------------------------------ 113 */ 114 115 116 /*---------------------------------------------------------------------------- 117 ; INCLUDES 118 ----------------------------------------------------------------------------*/ 119 #include "typedef.h" 120 121 /*--------------------------------------------------------------------------*/ 122 #ifdef __cplusplus 123 extern "C" 124 { 125 #endif 126 127 /*---------------------------------------------------------------------------- 128 ; MACROS 129 ; Define module specific macros here 130 ----------------------------------------------------------------------------*/ 131 132 133 /*---------------------------------------------------------------------------- 134 ; DEFINES 135 ; Include all pre-processor statements here. Include conditional 136 ; compile variables also. 137 ----------------------------------------------------------------------------*/ 138 139 /*---------------------------------------------------------------------------- 140 ; LOCAL FUNCTION DEFINITIONS 141 ; Function Prototype declaration 142 ----------------------------------------------------------------------------*/ 143 144 145 /*---------------------------------------------------------------------------- 146 ; LOCAL STORE/BUFFER/POINTER DEFINITIONS 147 ; Variable declaration - defined here and used outside this module 148 ----------------------------------------------------------------------------*/ 149 /* Number of data bytes in an encoder frame for each codec mode */ 150 /* for WMF output format. */ 151 /* Each entry is the sum of the 3GPP frame type byte and the */ 152 /* number of packed core AMR data bytes */ 153 extern const Word16 WmfEncBytesPerFrame[16] = 154 { 155 13, /* 4.75 */ 156 14, /* 5.15 */ 157 16, /* 5.90 */ 158 18, /* 6.70 */ 159 20, /* 7.40 */ 160 21, /* 7.95 */ 161 27, /* 10.2 */ 162 32, /* 12.2 */ 163 6, /* GsmAmr comfort noise */ 164 7, /* Gsm-Efr comfort noise */ 165 6, /* IS-641 comfort noise */ 166 6, /* Pdc-Efr comfort noise */ 167 0, /* future use */ 168 0, /* future use */ 169 0, /* future use */ 170 1 /* No transmission */ 171 }; 172 173 174 /* Number of data bytes in an encoder frame for each codec mode */ 175 /* for IF2 output format */ 176 extern const Word16 If2EncBytesPerFrame[16] = 177 { 178 13, /* 4.75 */ 179 14, /* 5.15 */ 180 16, /* 5.90 */ 181 18, /* 6.70 */ 182 19, /* 7.40 */ 183 21, /* 7.95 */ 184 26, /* 10.2 */ 185 31, /* 12.2 */ 186 6, /* GsmAmr comfort noise */ 187 6, /* Gsm-Efr comfort noise */ 188 6, /* IS-641 comfort noise */ 189 6, /* Pdc-Efr comfort noise */ 190 0, /* future use */ 191 0, /* future use */ 192 0, /* future use */ 193 1 /* No transmission */ 194 }; 195 196 /*---------------------------------------------------------------------------- 197 ; EXTERNAL FUNCTION REFERENCES 198 ; Declare functions defined elsewhere and referenced in this module 199 ----------------------------------------------------------------------------*/ 200 201 202 /*---------------------------------------------------------------------------- 203 ; EXTERNAL GLOBAL STORE/BUFFER/POINTER REFERENCES 204 ; Declare variables used in this module but defined elsewhere 205 ----------------------------------------------------------------------------*/ 206 207 208 /*--------------------------------------------------------------------------*/ 209 #ifdef __cplusplus 210 } 211 #endif 212 213 /*---------------------------------------------------------------------------- 214 ; FUNCTION CODE 215 ----------------------------------------------------------------------------*/ 216 217 /*---------------------------------------------------------------------------- 218 ; Define all local variables 219 ----------------------------------------------------------------------------*/ 220 221 222 /*---------------------------------------------------------------------------- 223 ; Function body here 224 ----------------------------------------------------------------------------*/ 225 226 227 /*---------------------------------------------------------------------------- 228 ; Return nothing or data or data pointer 229 ----------------------------------------------------------------------------*/ 230 231 232
