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      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  Filename: /audio/gsm_amr/c/include/pred_lt.h
     31 
     32 ------------------------------------------------------------------------------
     33  REVISION HISTORY
     34 
     35  Description: Moved _cplusplus #ifdef after Include section.
     36 
     37  Who:                       Date:
     38  Description:
     39 
     40 ------------------------------------------------------------------------------
     41  INCLUDE DESCRIPTION
     42 
     43  This file contains all the constant definitions and prototype definitions
     44  needed by the pred_lt function.
     45 
     46 ------------------------------------------------------------------------------
     47 */
     48 
     49 /*----------------------------------------------------------------------------
     50 ; CONTINUE ONLY IF NOT ALREADY DEFINED
     51 ----------------------------------------------------------------------------*/
     52 #ifndef pred_lt_h
     53 #define pred_lt_h "$Id $"
     54 
     55 /*----------------------------------------------------------------------------
     56 ; INCLUDES
     57 ----------------------------------------------------------------------------*/
     58 #include "typedef.h"
     59 
     60 /*--------------------------------------------------------------------------*/
     61 #ifdef __cplusplus
     62 extern "C"
     63 {
     64 #endif
     65 
     66     /*----------------------------------------------------------------------------
     67     ; MACROS
     68     ; Define module specific macros here
     69     ----------------------------------------------------------------------------*/
     70 
     71     /*----------------------------------------------------------------------------
     72     ; DEFINES
     73     ; Include all pre-processor statements here.
     74     ----------------------------------------------------------------------------*/
     75 
     76     /*----------------------------------------------------------------------------
     77     ; EXTERNAL VARIABLES REFERENCES
     78     ; Declare variables used in this module but defined elsewhere
     79     ----------------------------------------------------------------------------*/
     80 
     81     /*----------------------------------------------------------------------------
     82     ; SIMPLE TYPEDEF'S
     83     ----------------------------------------------------------------------------*/
     84 
     85     /*----------------------------------------------------------------------------
     86     ; ENUMERATED TYPEDEF'S
     87     ----------------------------------------------------------------------------*/
     88 
     89     /*----------------------------------------------------------------------------
     90     ; STRUCTURES TYPEDEF'S
     91     ----------------------------------------------------------------------------*/
     92 
     93     /*----------------------------------------------------------------------------
     94     ; GLOBAL FUNCTION DEFINITIONS
     95     ; Function Prototype declaration
     96     ----------------------------------------------------------------------------*/
     97     void Pred_lt_3or6(
     98         Word16 exc[],     /* in/out: excitation buffer                          */
     99         Word16 T0,        /* input : integer pitch lag                          */
    100         Word16 frac,      /* input : fraction of lag                            */
    101         Word16 L_subfr,   /* input : subframe size                              */
    102         Word16 flag3,     /* input : if set, upsampling rate = 3 (6 otherwise)  */
    103         Flag  *pOverflow  /* output: if set, overflow occurred in this function */
    104     );
    105 
    106     /*----------------------------------------------------------------------------
    107     ; END
    108     ----------------------------------------------------------------------------*/
    109 #ifdef __cplusplus
    110 }
    111 #endif
    112 
    113 #endif /* PRED_LT_H */
    114