116 lines
4.5 KiB
C
116 lines
4.5 KiB
C
/* ------------------------------------------------------------------
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* Copyright (C) 1998-2009 PacketVideo
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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* -------------------------------------------------------------------
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*/
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/****************************************************************************************
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Portions of this file are derived from the following 3GPP standard:
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3GPP TS 26.073
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ANSI-C code for the Adaptive Multi-Rate (AMR) speech codec
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Available from http://www.3gpp.org
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(C) 2004, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TTA, TTC)
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Permission to distribute, modify and use this file under the standard license
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terms listed above has been obtained from the copyright holder.
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****************************************************************************************/
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/*
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Filename: /audio/gsm_amr/c/include/lsfwt.h
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------------------------------------------------------------------------------
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REVISION HISTORY
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Description: Placed header file in the proper template format. Added
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parameter pOverflow for the basic math ops.
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Description: Moved _cplusplus #ifdef after Include section.
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Who: Date:
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Description:
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------------------------------------------------------------------------------
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INCLUDE DESCRIPTION
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This file contains all the constant definitions and prototype definitions
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needed by the lsfwt.c
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------------------------------------------------------------------------------
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*/
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/*----------------------------------------------------------------------------
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; CONTINUE ONLY IF NOT ALREADY DEFINED
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----------------------------------------------------------------------------*/
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#ifndef lsfwt_h
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#define lsfwt_h "$Id $"
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/*----------------------------------------------------------------------------
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; INCLUDES
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----------------------------------------------------------------------------*/
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#include "typedef.h"
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#include "cnst.h"
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/*--------------------------------------------------------------------------*/
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/*----------------------------------------------------------------------------
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; MACROS
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; Define module specific macros here
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; DEFINES
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; Include all pre-processor statements here.
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; EXTERNAL VARIABLES REFERENCES
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; Declare variables used in this module but defined elsewhere
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; SIMPLE TYPEDEF'S
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; ENUMERATED TYPEDEF'S
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; STRUCTURES TYPEDEF'S
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----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------
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; GLOBAL FUNCTION DEFINITIONS
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; Function Prototype declaration
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----------------------------------------------------------------------------*/
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void Lsf_wt(
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Word16 *lsf, /* input : LSF vector */
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Word16 *wf, /* output: square of weighting factors */
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Flag * pOverflow); /* o : Flag set when overflow occurs */
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/*----------------------------------------------------------------------------
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; END
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----------------------------------------------------------------------------*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* _LSF_WT_H_ */
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