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/* ------------------------------------------------------------------
* Copyright (C) 1998-2009 PacketVideo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied.
* See the License for the specific language governing permissions
* and limitations under the License.
* -------------------------------------------------------------------
*/
/*
Pathname: ps_all_pass_fract_delay_filter.h
------------------------------------------------------------------------------
REVISION HISTORY
Who: Date:
Description:
------------------------------------------------------------------------------
INCLUDE DESCRIPTION
Header file for function ps_all_pass_fract_delay_filter()
------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
; CONTINUE ONLY IF NOT ALREADY DEFINED
----------------------------------------------------------------------------*/
#ifndef PS_ALL_PASS_FRACT_DELAY_FILTER_H
#define PS_ALL_PASS_FRACT_DELAY_FILTER_H
/*----------------------------------------------------------------------------
; INCLUDES
----------------------------------------------------------------------------*/
#include "pv_audio_type_defs.h"
/*----------------------------------------------------------------------------
; MACROS
; Define module specific macros here
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; DEFINES
; Include all pre-processor statements here.
----------------------------------------------------------------------------*/
#define R_SHIFT 29
#define Q29_fmt(x) (Int32)(x*((Int32)1<<R_SHIFT) + (x>=0?0.5F:-0.5F))
#define Qfmt15(x) (Int16)(x*((Int32)1<<15) + (x>=0?0.5F:-0.5F))
/*----------------------------------------------------------------------------
; EXTERNAL VARIABLES REFERENCES
; Declare variables used in this module but defined elsewhere
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; SIMPLE TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; ENUMERATED TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; STRUCTURES TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; GLOBAL FUNCTION DEFINITIONS
; Function Prototype declaration
----------------------------------------------------------------------------*/
#ifdef __cplusplus
extern "C"
{
#endif
void ps_all_pass_fract_delay_filter_type_I(UInt32 *delayBufIndex,
Int32 sb_delay,
const Int32 *ppFractDelayPhaseFactorSer,
Int32 ***pppRealDelayRBufferSer,
Int32 ***pppImagDelayRBufferSer,
Int32 *rIn,
Int32 *iIn);
void ps_all_pass_fract_delay_filter_type_II(UInt32 *delayBufIndex,
Int32 sb_delay,
const Int32 *ppFractDelayPhaseFactorSer,
Int32 ***pppRealDelayRBufferSer,
Int32 ***pppImagDelayRBufferSer,
Int32 *rIn,
Int32 *iIn,
Int32 decayScaleFactor);
#ifdef __cplusplus
}
#endif
/*----------------------------------------------------------------------------
; END
----------------------------------------------------------------------------*/
#endif /* PS_ALL_PASS_FRACT_DELAY_FILTER_H */
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