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