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 ; CONTINUE ONLY IF NOT ALREADY DEFINED 31 ----------------------------------------------------------------------------*/ 32 #ifndef COR_H_H 33 #define COR_H_H 34 35 /*---------------------------------------------------------------------------- 36 ; INCLUDES 37 ----------------------------------------------------------------------------*/ 38 #include "typedef.h" 39 40 #include "cor_h_x.h" /* Used by legacy files */ 41 #include "cor_h_x2.h" /* Used by legacy files */ 42 43 /*--------------------------------------------------------------------------*/ 44 #ifdef __cplusplus 45 extern "C" 46 { 47 #endif 48 49 /*---------------------------------------------------------------------------- 50 ; MACROS 51 ; Define module specific macros here 52 ----------------------------------------------------------------------------*/ 53 54 /*---------------------------------------------------------------------------- 55 ; DEFINES 56 ; Include all pre-processor statements here. 57 ----------------------------------------------------------------------------*/ 58 59 /*---------------------------------------------------------------------------- 60 ; EXTERNAL VARIABLES REFERENCES 61 ; Declare variables used in this module but defined elsewhere 62 ----------------------------------------------------------------------------*/ 63 64 /*---------------------------------------------------------------------------- 65 ; SIMPLE TYPEDEF'S 66 ----------------------------------------------------------------------------*/ 67 68 /*---------------------------------------------------------------------------- 69 ; ENUMERATED TYPEDEF'S 70 ----------------------------------------------------------------------------*/ 71 72 /*---------------------------------------------------------------------------- 73 ; STRUCTURES TYPEDEF'S 74 ----------------------------------------------------------------------------*/ 75 76 /*---------------------------------------------------------------------------- 77 ; GLOBAL FUNCTION DEFINITIONS 78 ; Function Prototype declaration 79 ----------------------------------------------------------------------------*/ 80 void cor_h( 81 Word16 h[], /* (i) : impulse response of weighted synthesis 82 filter */ 83 Word16 sign[], /* (i) : sign of d[n] */ 84 Word16 rr[][L_CODE], /* (o) : matrix of autocorrelation */ 85 Flag *pOverflow 86 ); 87 88 /*---------------------------------------------------------------------------- 89 ; END 90 ----------------------------------------------------------------------------*/ 91 #ifdef __cplusplus 92 } 93 #endif 94 95 #endif 96 97