1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
|
/****************************************************************************
(C) Copyright Fraunhofer IIS (2004)
All Rights Reserved
Please be advised that this software and/or program delivery is
Confidential Information of Fraunhofer and subject to and covered by the
Fraunhofer IIS Software Evaluation Agreement
between Google Inc. and Fraunhofer
effective and in full force since March 1, 2012.
You may use this software and/or program only under the terms and
conditions described in the above mentioned Fraunhofer IIS Software
Evaluation Agreement. Any other and/or further use requires a separate agreement.
This software and/or program is protected by copyright law and international
treaties. Any reproduction or distribution of this software and/or program,
or any portion of it, may result in severe civil and criminal penalties, and
will be prosecuted to the maximum extent possible under law.
$Id$
*******************************************************************************/
/*!
\file
\brief Memory layout
$Revision: 37142 $
This module declares all static and dynamic memory spaces
*/
#include "sbr_ram.h"
#include "sbr.h"
#include "genericStds.h"
C_ALLOC_MEM (Ram_SbrDynamic_RAM, FIXP_DBL, ((SBR_ENC_DYN_RAM_SIZE)/sizeof(FIXP_DBL)))
/*!
\name StaticSbrData
Static memory areas, must not be overwritten in other sections of the encoder
*/
/* @{ */
/*! static sbr encoder instance for one encoder (2 channels)
all major static and dynamic memory areas are located
in module sbr_ram and sbr rom
*/
C_ALLOC_MEM (Ram_SbrEncoder, SBR_ENCODER, 1)
C_ALLOC_MEM2(Ram_SbrChannel, SBR_CHANNEL, 1, (6))
C_ALLOC_MEM2(Ram_SbrElement, SBR_ELEMENT, 1, (6))
/*! Filter states for QMF-analysis. <br>
Dimension: #MAXNRSBRCHANNELS * #SBR_QMF_FILTER_LENGTH
*/
C_AALLOC_MEM2_L (Ram_Sbr_QmfStatesAnalysis, FIXP_QAS, QMF_FILTER_LENGTH, (6), SECT_DATA_L1)
/*! Matrix holding the quota values for all estimates, all channels
Dimension #MAXNRSBRCHANNELS * +#SBR_QMF_CHANNELS* #MAX_NO_OF_ESTIMATES
*/
C_ALLOC_MEM2_L (Ram_Sbr_quotaMatrix, FIXP_DBL, (MAX_NO_OF_ESTIMATES*QMF_CHANNELS), (6), SECT_DATA_L1)
/*! Matrix holding the sign values for all estimates, all channels
Dimension #MAXNRSBRCHANNELS * +#SBR_QMF_CHANNELS* #MAX_NO_OF_ESTIMATES
*/
C_ALLOC_MEM2 (Ram_Sbr_signMatrix, INT, (MAX_NO_OF_ESTIMATES*QMF_CHANNELS), (6))
/*! Frequency band table (low res) <br>
Dimension #MAX_FREQ_COEFFS/2+1
*/
C_ALLOC_MEM2 (Ram_Sbr_freqBandTableLO, UCHAR, (MAX_FREQ_COEFFS/2+1), (6))
/*! Frequency band table (high res) <br>
Dimension #MAX_FREQ_COEFFS +1
*/
C_ALLOC_MEM2 (Ram_Sbr_freqBandTableHI, UCHAR, (MAX_FREQ_COEFFS+1), (6))
/*! vk matser table <br>
Dimension #MAX_FREQ_COEFFS +1
*/
C_ALLOC_MEM2 (Ram_Sbr_v_k_master, UCHAR, (MAX_FREQ_COEFFS+1), (6))
/*
Missing harmonics detection
*/
/*! sbr_detectionVectors <br>
Dimension #MAX_NUM_CHANNELS*#MAX_NO_OF_ESTIMATES*#MAX_FREQ_COEFFS]
*/
C_ALLOC_MEM2 (Ram_Sbr_detectionVectors, UCHAR, (MAX_NO_OF_ESTIMATES*MAX_FREQ_COEFFS), (6))
/*! sbr_prevCompVec[ <br>
Dimension #MAX_NUM_CHANNELS*#MAX_FREQ_COEFFS]
*/
C_ALLOC_MEM2 (Ram_Sbr_prevEnvelopeCompensation, UCHAR, MAX_FREQ_COEFFS, (6))
/*! sbr_guideScfb[ <br>
Dimension #MAX_NUM_CHANNELS*#MAX_FREQ_COEFFS]
*/
C_ALLOC_MEM2 (Ram_Sbr_guideScfb, UCHAR, MAX_FREQ_COEFFS, (6))
/*! sbr_guideVectorDetected <br>
Dimension #MAX_NUM_CHANNELS*#MAX_NO_OF_ESTIMATES*#MAX_FREQ_COEFFS]
*/
C_ALLOC_MEM2 (Ram_Sbr_guideVectorDetected, UCHAR, (MAX_NO_OF_ESTIMATES*MAX_FREQ_COEFFS), (6))
C_ALLOC_MEM2 (Ram_Sbr_guideVectorDiff, FIXP_DBL, (MAX_NO_OF_ESTIMATES*MAX_FREQ_COEFFS), (6))
C_ALLOC_MEM2 (Ram_Sbr_guideVectorOrig, FIXP_DBL, (MAX_NO_OF_ESTIMATES*MAX_FREQ_COEFFS), (6))
/*
Static Parametric Stereo memory
*/
C_AALLOC_MEM_L(Ram_PsQmfStatesSynthesis, FIXP_DBL, QMF_FILTER_LENGTH/2, SECT_DATA_L1)
C_ALLOC_MEM_L (Ram_PsEncode, PS_ENCODE, 1, SECT_DATA_L1)
C_ALLOC_MEM (Ram_ParamStereo, PARAMETRIC_STEREO, 1)
/* @} */
/*!
\name DynamicSbrData
Dynamic memory areas, might be reused in other algorithm sections,
e.g. the core encoder.
*/
/* @{ */
/*! Energy buffer for envelope extraction <br>
Dimension #MAXNRSBRCHANNELS * +#SBR_QMF_SLOTS * #SBR_QMF_CHANNELS
*/
C_ALLOC_MEM2 (Ram_Sbr_envYBuffer, FIXP_DBL, (QMF_MAX_TIME_SLOTS/2 * QMF_CHANNELS), (6))
FIXP_DBL* GetRam_Sbr_envYBuffer (int n, UCHAR* dynamic_RAM) {
FDK_ASSERT(dynamic_RAM!=0);
return ((FIXP_DBL*) (dynamic_RAM + OFFSET_NRG + (n*Y_2_BUF_BYTE) ));
}
/*
* QMF data
*/
/* The SBR encoder uses a single channel overlapping buffer set (always n=0), but PS does not. */
FIXP_DBL* GetRam_Sbr_envRBuffer (int n, UCHAR* dynamic_RAM) {
FDK_ASSERT(dynamic_RAM!=0);
return ((FIXP_DBL*) (dynamic_RAM + OFFSET_QMF + (n*(ENV_R_BUFF_BYTE+ENV_I_BUFF_BYTE)) ));
}
FIXP_DBL* GetRam_Sbr_envIBuffer (int n, UCHAR* dynamic_RAM) {
FDK_ASSERT(dynamic_RAM!=0);
return ((FIXP_DBL*) (dynamic_RAM + OFFSET_QMF + (ENV_R_BUFF_BYTE) + (n*(ENV_R_BUFF_BYTE+ENV_I_BUFF_BYTE))));
}
/* @} */
|
