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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  Filename: s_hybrid.h
21  Funtions:
22 
23 ------------------------------------------------------------------------------
24  REVISION HISTORY
25 
26 
27  Who:                                   Date: MM/DD/YYYY
28  Description:
29 ------------------------------------------------------------------------------
30 
31 
32 ----------------------------------------------------------------------------
33 ; CONTINUE ONLY IF NOT ALREADY DEFINED
34 ----------------------------------------------------------------------------*/
35 #ifndef S_HYBRID_H
36 #define S_HYBRID_H
37 
38 /*----------------------------------------------------------------------------
39 ; INCLUDES
40 ----------------------------------------------------------------------------*/
41 
42 #include    "ps_constants.h"
43 #include    "pv_audio_type_defs.h"
44 
45 /*----------------------------------------------------------------------------
46 ; MACROS
47 ; Define module specific macros here
48 ----------------------------------------------------------------------------*/
49 
50 /*----------------------------------------------------------------------------
51 ; DEFINES
52 ; Include all pre-processor statements here.
53 ----------------------------------------------------------------------------*/
54 #define HYBRID_FILTER_LENGTH        13
55 #define HYBRID_FILTER_LENGTH_m_1    12
56 #define HYBRID_FILTER_DELAY         6
57 
58 /*----------------------------------------------------------------------------
59 ; EXTERNAL VARIABLES REFERENCES
60 ; Declare variables used in this module but defined elsewhere
61 ----------------------------------------------------------------------------*/
62 
63 /*----------------------------------------------------------------------------
64 ; SIMPLE TYPEDEF'S
65 ----------------------------------------------------------------------------*/
66 
67 /*----------------------------------------------------------------------------
68 ; ENUMERATED TYPEDEF'S
69 ----------------------------------------------------------------------------*/
70 typedef enum
71 {
72 
73     HYBRID_2_REAL = 2,
74     HYBRID_4_CPLX = 4,
75     HYBRID_8_CPLX = 8
76 
77 } HYBRID_RES;
78 
79 /*----------------------------------------------------------------------------
80 ; STRUCTURES TYPEDEF'S
81 ----------------------------------------------------------------------------*/
82 typedef struct
83 {
84     Int32   nQmfBands;
85     Int32   *pResolution;
86     Int32   qmfBufferMove;
87 
88     Int32 **mQmfBufferReal;
89     Int32 **mQmfBufferImag;
90     Int32 *mTempReal;
91     Int32 *mTempImag;
92 
93 
94 } HYBRID;
95 
96 /*----------------------------------------------------------------------------
97 ; END
98 ----------------------------------------------------------------------------*/
99 
100 #endif      /*  S_HYBRID_H */
101