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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: qmf_filterbank_coeff.h
------------------------------------------------------------------------------
REVISION HISTORY
------------------------------------------------------------------------------
INCLUDE DESCRIPTION
this file declares the scalefactor bands for all sampling rates
------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
; CONTINUE ONLY IF NOT ALREADY DEFINED
----------------------------------------------------------------------------*/
#ifndef QMF_FILTERBANK_COEFF_H
#define QMF_FILTERBANK_COEFF_H
/*----------------------------------------------------------------------------
; INCLUDES
----------------------------------------------------------------------------*/
#include "pv_audio_type_defs.h"
/*----------------------------------------------------------------------------
; MACROS
; Define module specific macros here
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; DEFINES
; Include all pre-processor statements here.
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; EXTERNAL VARIABLES REFERENCES
; Declare variables used in this module but defined elsewhere
----------------------------------------------------------------------------*/
#define Qfmt(x) (Int16)(x*(((Int32)1<<15)*1.11111111111111111F) + (x>=0?0.5F:-0.5F))
#define Qfmt30(x) (Int32)(x*((Int32)1<<30) + (x>=0?0.5F:-0.5F))
#define Qfmt27(x) (Int32)(x*(((Int32)1<<27)) + (x>=0?0.5F:-0.5F))
extern const Int32 sbrDecoderFilterbankCoefficients[155];
extern const Int32 sbrDecoderFilterbankCoefficients_down_smpl[160];
extern const Int32 sbrDecoderFilterbankCoefficients_an_filt_LC[155];
#ifdef HQ_SBR
extern const Int32 sbrDecoderFilterbankCoefficients_an_filt[155];
#endif
/*----------------------------------------------------------------------------
; SIMPLE TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; ENUMERATED TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; STRUCTURES TYPEDEF'S
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; GLOBAL FUNCTION DEFINITIONS
; Function Prototype declaration
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; END
----------------------------------------------------------------------------*/
#endif
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