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 34 Filename: /audio/gsm_amr/c/include/d2_9pf.h 35 36 Date: 01/29/2002 37 38 ------------------------------------------------------------------------------ 39 REVISION HISTORY 40 41 Description: Placed header file in the proper template format. Added 42 parameter pOverflow for the basic math ops. 43 44 Description: Moved _cplusplus #ifdef after Include section. 45 46 Description: 47 48 ------------------------------------------------------------------------------ 49 INCLUDE DESCRIPTION 50 51 This file contains all the constant definitions and prototype definitions 52 needed by the d2_9pf.c 53 54 ------------------------------------------------------------------------------ 55 */ 56 57 /*---------------------------------------------------------------------------- 58 ; CONTINUE ONLY IF NOT ALREADY DEFINED 59 ----------------------------------------------------------------------------*/ 60 #ifndef d2_9pf_h 61 #define d2_9pf_h "$Id $" 62 63 /*---------------------------------------------------------------------------- 64 ; INCLUDES 65 ----------------------------------------------------------------------------*/ 66 #include "typedef.h" 67 68 /*--------------------------------------------------------------------------*/ 69 #ifdef __cplusplus 70 extern "C" 71 { 72 #endif 73 74 /*---------------------------------------------------------------------------- 75 ; MACROS 76 ; Define module specific macros here 77 ----------------------------------------------------------------------------*/ 78 79 /*---------------------------------------------------------------------------- 80 ; DEFINES 81 ; Include all pre-processor statements here. 82 ----------------------------------------------------------------------------*/ 83 84 /*---------------------------------------------------------------------------- 85 ; EXTERNAL VARIABLES REFERENCES 86 ; Declare variables used in this module but defined elsewhere 87 ----------------------------------------------------------------------------*/ 88 89 /*---------------------------------------------------------------------------- 90 ; SIMPLE TYPEDEF'S 91 ----------------------------------------------------------------------------*/ 92 93 /*---------------------------------------------------------------------------- 94 ; ENUMERATED TYPEDEF'S 95 ----------------------------------------------------------------------------*/ 96 97 /*---------------------------------------------------------------------------- 98 ; STRUCTURES TYPEDEF'S 99 ----------------------------------------------------------------------------*/ 100 101 /*---------------------------------------------------------------------------- 102 ; GLOBAL FUNCTION DEFINITIONS 103 ; Function Prototype declaration 104 ----------------------------------------------------------------------------*/ 105 106 void decode_2i40_9bits( 107 Word16 subNr, /* i : subframe number */ 108 Word16 sign, /* i : signs of 2 pulses. */ 109 Word16 index, /* i : Positions of the 2 pulses. */ 110 Word16 cod[], /* o : algebraic (fixed) codebook excitation */ 111 Flag * pOverflow /* o : Flag set when overflow occurs */ 112 ); 113 114 /*---------------------------------------------------------------------------- 115 ; END 116 ----------------------------------------------------------------------------*/ 117 #ifdef __cplusplus 118 } 119 #endif 120 121 #endif /* _d2_9PF_H_ */ 122 123