14f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* ------------------------------------------------------------------ 24f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Copyright (C) 1998-2009 PacketVideo 34f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 44f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 54f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * you may not use this file except in compliance with the License. 64f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * You may obtain a copy of the License at 74f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 84f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 94f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * 104f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * Unless required by applicable law or agreed to in writing, software 114f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 124f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 134f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * express or implied. 144f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * See the License for the specific language governing permissions 154f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * and limitations under the License. 164f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber * ------------------------------------------------------------------- 174f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber */ 184f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/**************************************************************************************** 194f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas HuberPortions of this file are derived from the following 3GPP standard: 204f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 214f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 3GPP TS 26.073 224f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec 234f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Available from http://www.3gpp.org 244f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 254f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) 264f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas HuberPermission to distribute, modify and use this file under the standard license 274f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huberterms listed above has been obtained from the copyright holder. 284f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber****************************************************************************************/ 294f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 304f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 314f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Filename: /audio/gsm_amr/c/src/pow2_tbl.c 324f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 334f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 344f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber REVISION HISTORY 354f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 364f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Added #ifdef __cplusplus and removed "extern" from table 374f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber definition. 384f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 394f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: Put "extern" back. 404f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 414f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Who: Date: 424f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Description: 434f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 444f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 454f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber MODULE DESCRIPTION 464f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 474f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber This file contains the declaration for log2_tbl[] used by the Pow2() function. 484f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 494f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 504f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 514f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 524f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/*---------------------------------------------------------------------------- 534f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber; INCLUDES 544f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber----------------------------------------------------------------------------*/ 554f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#include "typedef.h" 56d95a8462c367a7bea1b4aee24917d3e9ed7e2a48Martin Storsjo#include "pow2.h" 574f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 584f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/*--------------------------------------------------------------------------*/ 594f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifdef __cplusplus 604f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huberextern "C" 614f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber{ 624f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 634f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 644f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 654f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; MACROS 664f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; [Define module specific macros here] 674f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 684f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 694f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 704f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; DEFINES 714f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; [Include all pre-processor statements here. Include conditional 724f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; compile variables also.] 734f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 744f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 754f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 764f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; LOCAL FUNCTION DEFINITIONS 774f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; [List function prototypes here] 784f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 794f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 804f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*---------------------------------------------------------------------------- 814f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; LOCAL VARIABLE DEFINITIONS 824f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ; [Variable declaration - defined here and used outside this module] 834f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber ----------------------------------------------------------------------------*/ 844f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 851ead790eadd0e09a118308caccc7ac37d36f43f3Martin Storsjo const Word16 pow2_tbl[33] = 864f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber { 874f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 16384, 16743, 17109, 17484, 17867, 18258, 18658, 19066, 19484, 19911, 884f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 20347, 20792, 21247, 21713, 22188, 22674, 23170, 23678, 24196, 24726, 894f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 25268, 25821, 26386, 26964, 27554, 28158, 28774, 29405, 30048, 30706, 904f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 31379, 32066, 32767 914f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber }; 924f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 934f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber /*--------------------------------------------------------------------------*/ 944f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#ifdef __cplusplus 954f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber} 964f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber#endif 974f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 984f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/* 994f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1004f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber FUNCTION NAME: 1014f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1024f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber INPUT AND OUTPUT DEFINITIONS 1034f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1044f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Inputs: 1054f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1064f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1074f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Outputs: 1084f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1094f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1104f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Returns: 1114f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1124f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1134f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Global Variables Used: 1144f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1154f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1164f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber Local Variables Needed: 1174f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1184f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1194f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1204f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber FUNCTION DESCRIPTION 1214f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1224f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1234f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1244f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1254f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber REQUIREMENTS 1264f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1274f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber None 1284f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1294f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1304f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber REFERENCES 1314f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1324f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber [1] pow2.tab, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001 1334f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1344f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1354f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber PSEUDO-CODE 1364f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1374f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1384f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1394f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber RESOURCES USED [optional] 1404f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1414f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber When the code is written for a specific target processor the 1424f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber the resources used should be documented below. 1434f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1444f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber HEAP MEMORY USED: x bytes 1454f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1464f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber STACK MEMORY USED: x bytes 1474f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1484f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber CLOCK CYCLES: (cycle count equation for this function) + (variable 1494f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber used to represent cycle count for each subroutine 1504f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber called) 1514f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber where: (cycle count variable) = cycle count for [subroutine 1524f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber name] 1534f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1544f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1554f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber CAUTION [optional] 1564f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber [State any special notes, constraints or cautions for users of this function] 1574f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1584f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber------------------------------------------------------------------------------ 1594f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber*/ 1604f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 1614f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber/*---------------------------------------------------------------------------- 1624f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber; FUNCTION CODE 1634f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber----------------------------------------------------------------------------*/ 1644f1efc098cb5791c3e9f483f2af84aef70d2d0a0Andreas Huber 165