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 20 Pathname: ps_all_pass_filter_coeff.h 21 22------------------------------------------------------------------------------ 23 REVISION HISTORY 24 25 Who: Date: 26 Description: 27 28------------------------------------------------------------------------------ 29 INCLUDE DESCRIPTION 30 31 Header file for all pass filter coefficients 32 33------------------------------------------------------------------------------ 34*/ 35 36/*---------------------------------------------------------------------------- 37; CONTINUE ONLY IF NOT ALREADY DEFINED 38----------------------------------------------------------------------------*/ 39#ifndef PS_ALL_PASS_FILTER_COEFF_H 40#define PS_ALL_PASS_FILTER_COEFF_H 41 42/*---------------------------------------------------------------------------- 43; INCLUDES 44----------------------------------------------------------------------------*/ 45#include "pv_audio_type_defs.h" 46#include "s_ps_dec.h" 47 48/*---------------------------------------------------------------------------- 49; MACROS 50; Define module specific macros here 51----------------------------------------------------------------------------*/ 52 53/*---------------------------------------------------------------------------- 54; DEFINES 55; Include all pre-processor statements here. 56----------------------------------------------------------------------------*/ 57 58/*---------------------------------------------------------------------------- 59; EXTERNAL VARIABLES REFERENCES 60; Declare variables used in this module but defined elsewhere 61----------------------------------------------------------------------------*/ 62 63 64extern const Char groupBorders[NO_IID_GROUPS + 1]; 65extern const Int16 aRevLinkDecaySerCoeff[NO_ALLPASS_CHANNELS][NO_SERIAL_ALLPASS_LINKS]; 66extern const Int32 aRevLinkDelaySer[]; 67extern const Int16 aFractDelayPhaseFactorReQmf[NO_QMF_ALLPASS_CHANNELS]; 68extern const Int16 aFractDelayPhaseFactorImQmf[NO_QMF_ALLPASS_CHANNELS]; 69/* the old center frequencies (found in "else") were too small (factor 1/2) */ 70extern const Int16 aFractDelayPhaseFactorReSubQmf[SUBQMF_GROUPS]; 71extern const Int16 aFractDelayPhaseFactorImSubQmf[SUBQMF_GROUPS]; 72extern const Int32 aFractDelayPhaseFactorSubQmf[SUBQMF_GROUPS]; 73extern const Int32 aFractDelayPhaseFactor[NO_QMF_ALLPASS_CHANNELS]; 74extern const Int32 aaFractDelayPhaseFactorSerQmf[NO_QMF_ALLPASS_CHANNELS][3]; 75extern const Int32 aaFractDelayPhaseFactorSerSubQmf[SUBQMF_GROUPS][3]; 76extern const Char bins2groupMap[NO_IID_GROUPS]; 77extern const Int32 aaFractDelayPhaseFactorSerReQmf[NO_QMF_ALLPASS_CHANNELS][3]; 78extern const Int32 aaFractDelayPhaseFactorSerImQmf[NO_QMF_ALLPASS_CHANNELS][3]; 79extern const Int32 aaFractDelayPhaseFactorSerReSubQmf[SUBQMF_GROUPS][3]; 80extern const Int32 aaFractDelayPhaseFactorSerImSubQmf[SUBQMF_GROUPS][3]; 81 82 83/*---------------------------------------------------------------------------- 84; SIMPLE TYPEDEF'S 85----------------------------------------------------------------------------*/ 86 87/*---------------------------------------------------------------------------- 88; ENUMERATED TYPEDEF'S 89----------------------------------------------------------------------------*/ 90 91/*---------------------------------------------------------------------------- 92; STRUCTURES TYPEDEF'S 93----------------------------------------------------------------------------*/ 94 95/*---------------------------------------------------------------------------- 96; GLOBAL FUNCTION DEFINITIONS 97; Function Prototype declaration 98----------------------------------------------------------------------------*/ 99 100 101 102/*---------------------------------------------------------------------------- 103; END 104----------------------------------------------------------------------------*/ 105#endif /* PS_ALL_PASS_FILTER_COEFF_H */ 106