1b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/* ------------------------------------------------------------------ 2b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * Copyright (C) 1998-2009 PacketVideo 3b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * 4b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * you may not use this file except in compliance with the License. 6b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * You may obtain a copy of the License at 7b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * 8b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * 10b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * Unless required by applicable law or agreed to in writing, software 11b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * express or implied. 14b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * See the License for the specific language governing permissions 15b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * and limitations under the License. 16b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * ------------------------------------------------------------------- 17b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber */ 18b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/**************************************************************************************** 19b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas HuberPortions of this file are derived from the following 3GPP standard: 20b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 21b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 3GPP TS 26.073 22b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec 23b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Available from http://www.3gpp.org 24b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 25b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC) 26b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas HuberPermission to distribute, modify and use this file under the standard license 27b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huberterms listed above has been obtained from the copyright holder. 28b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber****************************************************************************************/ 29b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/* 30b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 31b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 32b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 33b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 34b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Pathname: ./audio/gsm-amr/c/src/cbsearch.c 35b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Functions: D_plsf_3 36b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 37b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Date: 01/31/2002 38b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 39b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 40b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber REVISION HISTORY 41b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 42b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Description: 43b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber (1) Removed "count.h" and "basic_op.h" and replaced with individual include 44b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber files (add.h, sub.h, etc.) 45b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber (2) Added pOverflow parameter to code_10i40_35bits() 46b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 47b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Description: Replaced "int" and/or "char" with OSCL defined types. 48b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 49b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Description: 50b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 51b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber ------------------------------------------------------------------------------ 52b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber INPUT AND OUTPUT DEFINITIONS 53b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 54b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Inputs: 55b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x[] -- array of type Word16 -- target vector, Q0 56b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[] -- array of type Word16 -- impulse response of weighted synthesis 57b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber filter h[-L_subfr..-1] must be set to 58b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber zero. Q12 59b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber T0 -- Word16 -- Pitch lag 60b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp -- Word16 -- Last quantized pitch gain, Q14 61b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber gain_pit -- Word16 gain_pit -- Pitch gain, Q14 62b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber res2[] -- array of type Word16 -- Long term prediction residual, Q0 63b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber mode -- enum Mode -- coder mode 64b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber subNr -- Word16 -- subframe number 65b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 66b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Outputs: 67b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[] -- array of type Word16 -- Innovative codebook, Q13 68b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y[] -- array of type Word16 -- filtered fixed codebook excitation 69b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Q12 70b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 71b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber anap -- Double pointer to Word16 -- Signs of the pulses 72b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 73b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 74b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow -- pointer to Flag -- Flag set when overflow occurs 75b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 76b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Returns: 77b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Zero 78b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 79b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Global Variables Used: 80b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber None 81b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 82b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Local Variables Needed: 83b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber None 84b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 85b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 86b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber FUNCTION DESCRIPTION 87b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 88b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Purpose : Inovative codebook search (find index and gain) 89b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 90b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 91b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber REQUIREMENTS 92b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 93b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 94b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 95b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 96b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber REFERENCES 97b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 98b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber cbsearch.c, UMTS GSM AMR speech codec, R99 - Version 3.2.0, March 2, 2001 99b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 100b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 101b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber PSEUDO-CODE 102b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 103b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 104b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 105b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 106b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber RESOURCES USED 107b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber When the code is written for a specific target processor the 108b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber the resources used should be documented below. 109b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 110b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber STACK USAGE: [stack count for this module] + [variable to represent 111b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber stack usage for each subroutine called] 112b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 113b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber where: [stack usage variable] = stack usage for [subroutine 114b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber name] (see [filename].ext) 115b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 116b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber DATA MEMORY USED: x words 117b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 118b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber PROGRAM MEMORY USED: x words 119b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 120b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber CLOCK CYCLES: [cycle count equation for this module] + [variable 121b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber used to represent cycle count for each subroutine 122b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber called] 123b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 124b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber where: [cycle count variable] = cycle count for [subroutine 125b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber name] (see [filename].ext) 126b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 127b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber------------------------------------------------------------------------------ 128b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber*/ 129b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 130b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 131b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 132b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; INCLUDES 133b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 134b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "cbsearch.h" 135b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 136b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "typedef.h" 137b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c2_9pf.h" 138b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c2_11pf.h" 139b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c3_14pf.h" 140b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c4_17pf.h" 141b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c8_31pf.h" 142b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "c1035pf.h" 143b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "mode.h" 144b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "basic_op.h" 145b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber#include "cnst.h" 146b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 147b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 148b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; MACROS 149b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Define module specific macros here 150b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 151b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 152b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 153b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 154b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; DEFINES 155b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Include all pre-processor statements here. Include conditional 156b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; compile variables also. 157b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 158b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 159b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 160b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; LOCAL FUNCTION DEFINITIONS 161b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Function Prototype declaration 162b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 163b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 164b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 165b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 166b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; LOCAL STORE/BUFFER/POINTER DEFINITIONS 167b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Variable declaration - defined here and used outside this module 168b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 169b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 170b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 171b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; EXTERNAL FUNCTION REFERENCES 172b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Declare functions defined elsewhere and referenced in this module 173b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 174b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 175b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 176b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; EXTERNAL GLOBAL STORE/BUFFER/POINTER REFERENCES 177b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; Declare variables used in this module but defined elsewhere 178b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 179b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 180b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber/*---------------------------------------------------------------------------- 181b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber; FUNCTION CODE 182b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber----------------------------------------------------------------------------*/ 183b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 184b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Hubervoid cbsearch(Word16 x[], /* i : target vector, Q0 */ 185b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 h[], /* i : impulse response of weighted synthesis*/ 186b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* filter h[-L_subfr..-1] must be set to */ 187b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* zero. Q12 */ 188b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 T0, /* i : Pitch lag */ 189b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 pitch_sharp,/* i : Last quantized pitch gain, Q14 */ 190b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 gain_pit, /* i : Pitch gain, Q14 */ 191b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 res2[], /* i : Long term prediction residual, Q0 */ 192b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 code[], /* o : Innovative codebook, Q13 */ 193b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 y[], /* o : filtered fixed codebook excitation */ 194b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* Q12 */ 195b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 **anap, /* o : Signs of the pulses */ 196b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber enum Mode mode, /* i : coder mode */ 197b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 subNr, /* i : subframe number */ 198b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Flag *pOverflow) /* o : Flag set when overflow occurs */ 199b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber{ 200b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 index; 201b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 i; 202b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 temp; 203b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber Word16 pit_sharpTmp; 204b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 205b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* For MR74, the pre and post CB pitch sharpening is included in the 206b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * codebook search routine, while for MR122 is it not. 207b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber */ 208b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 209b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber if ((mode == MR475) || (mode == MR515)) 210b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { 211b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* MR475, MR515 */ 212b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = 213b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_2i40_9bits( 214b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber subNr, 215b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 216b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 217b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber T0, 218b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp, 219b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 220b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 221b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber &index, 222b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 223b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 224b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = index; /* sign index */ 225b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 226b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber else if (mode == MR59) 227b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { /* MR59 */ 228b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = 229b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_2i40_11bits( 230b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 231b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 232b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber T0, 233b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp, 234b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 235b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 236b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber &index, 237b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 238b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 239b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = index; /* sign index */ 240b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 241b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber else if (mode == MR67) 242b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { /* MR67 */ 243b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = 244b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_3i40_14bits( 245b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 246b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 247b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber T0, 248b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp, 249b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 250b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 251b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber &index, 252b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 253b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 254b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = index; /* sign index */ 255b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 256b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber else if ((mode == MR74) || (mode == MR795)) 257b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { /* MR74, MR795 */ 258b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = 259b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_4i40_17bits( 260b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 261b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 262b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber T0, 263b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp, 264b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 265b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 266b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber &index, 267b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 268b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 269b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *(*anap)++ = index; /* sign index */ 270b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 271b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber else if (mode == MR102) 272b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { /* MR102 */ 273b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*-------------------------------------------------------------* 274b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - include pitch contribution into impulse resp. h1[] * 275b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *-------------------------------------------------------------*/ 276b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* pit_sharpTmp = pit_sharp; */ 277b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* if (pit_sharpTmp > 1.0) pit_sharpTmp = 1.0; */ 278b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 279b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pit_sharpTmp = 280b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber shl( 281b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pitch_sharp, 282b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 1, 283b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 284b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 285b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber for (i = T0; i < L_SUBFR; i++) 286b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { 287b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp = 288b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber mult( 289b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i - T0], 290b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pit_sharpTmp, 291b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 292b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 293b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i] = 294b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber add( 295b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i], 296b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp, 297b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 298b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 299b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 300b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*--------------------------------------------------------------* 301b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - Innovative codebook search (find index and gain) * 302b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *--------------------------------------------------------------*/ 303b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_8i40_31bits( 304b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 305b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber res2, 306b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 307b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 308b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 309b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *anap, 310b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 311b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 312b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *anap += 7; 313b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 314b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*-------------------------------------------------------* 315b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - Add the pitch contribution to code[]. * 316b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *-------------------------------------------------------*/ 317b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber for (i = T0; i < L_SUBFR; i++) 318b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { 319b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp = 320b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber mult( 321b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i - T0], 322b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pit_sharpTmp, 323b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 324b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 325b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i] = 326b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber add( 327b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i], 328b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp, 329b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 330b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 331b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 332b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber else 333b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { /* MR122 */ 334b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*-------------------------------------------------------------* 335b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - include pitch contribution into impulse resp. h1[] * 336b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *-------------------------------------------------------------*/ 337b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 338b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* pit_sharpTmp = gain_pit; */ 339b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* if (pit_sharpTmp > 1.0) pit_sharpTmp = 1.0; */ 340b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 341b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pit_sharpTmp = shl(gain_pit, 1, pOverflow); 342b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 343b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber for (i = T0; i < L_SUBFR; i++) 344b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { 345b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp = ((Word32)h[i - T0] * pit_sharpTmp) >> 15; 346b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /* 347b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber mult( 348b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i - T0], 349b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber , 350b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 351b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber */ 352b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i] = 353b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber add( 354b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h[i], 355b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp, 356b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 357b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 358b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*--------------------------------------------------------------* 359b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - Innovative codebook search (find index and gain) * 360b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *--------------------------------------------------------------*/ 361b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 362b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code_10i40_35bits( 363b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber x, 364b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber res2, 365b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber h, 366b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code, 367b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber y, 368b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *anap, 369b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 370b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 371b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *anap += 10; 372b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 373b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber /*-------------------------------------------------------* 374b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber * - Add the pitch contribution to code[]. * 375b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber *-------------------------------------------------------*/ 376b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber for (i = T0; i < L_SUBFR; i++) 377b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber { 378b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp = 379b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber mult( 380b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i - T0], 381b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pit_sharpTmp, 382b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 383b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 384b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i] = 385b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber add( 386b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber code[i], 387b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber temp, 388b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber pOverflow); 389b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 390b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber } 391b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber 392b841f14f8e51f2365945281fbfa54ef6a1b1b5a6Andreas Huber} 393