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
|
/***************************************************************************
*
* (C) copyright Fraunhofer - IIS (1998)
* All Rights Reserved
*
* $Header: /cvs/root/winamp/aacdec/incs/mp4dec_asc/audiospecificconfig_c.h,v 1.3 2012/05/08 20:16:50 audiodsp Exp $
* project : MPEG-4 Audio Decoder
* contents/description: interface to audioSpecificConfig
*
* 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.
*
\***************************************************************************/
#ifndef __AUDIOSPECIFICCONFIG_C_H__
#define __AUDIOSPECIFICCONFIG_C_H__
#include "mp4dec_asc/audioobjecttypes.h"
#include "mp4dec_asc/gaspecificconfig_c.h"
#include "mp4dec_asc/celpspecificconfig_c.h"
#include "mp4dec_asc/hvxcspecificconfig_c.h"
#include "mp4dec_asc/spatialspecificconfig_c.h"
#include "mp4dec_asc/slsspecificconfig_c.h"
#include "mp4dec_asc/mpeg12specificconfig_c.h"
#include "mp4dec_asc/epspecificconfig_c.h"
#include "mp4dec_asc/eldspecificconfig_c.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
struct CSBitStream;
typedef struct CSAudioSpecificConfig {
AUDIO_OBJECT_TYPE m_aot;
AUDIO_OBJECT_TYPE m_origAot;
unsigned int m_samplingFrequencyIndex;
unsigned int m_samplingFrequency;
int m_channelConfiguration;
int m_epConfig;
unsigned int m_directMapping;
/* SBR/PS extension */
int m_sbrPresentFlag;
int m_psPresentFlag;
int m_mpsPresentFlag;
int m_saocPresentFlag;
int m_ldmpsPresentFlag;
AUDIO_OBJECT_TYPE m_extensionAudioObjectType;
unsigned int m_extensionSamplingFrequencyIndex;
unsigned int m_extensionSamplingFrequency;
/* */
unsigned int m_nrOfStreams;
unsigned int m_avgBitRate;
unsigned int m_layer;
/* derived values */
int m_channels;
unsigned int m_samplesPerFrame;
/* aot-specific asc's */
CSGaSpecificConfig m_gaSpecificConfig;
CSCelpSpecificConfig m_celpSpecificConfig;
HvxcSpecificConfig m_hvxcSpecificConfig;
CSSpatialSpecificConfig m_mpegsSpecificConfig;
CSSpatialSpecificConfig m_saocSpecificConfig;
CSSpatialSpecificConfig m_ldmpegsSpecificConfig;
CSMpeg12SpecificConfig m_mpeg12SpecificConfig;
CSSlsSpecificConfig m_slsSpecificConfig;
CSEldSpecificConfig m_eldSpecificConfig;
CEpSpecificConfig m_epSpecificConfig;
} CSAudioSpecificConfig, *CSAudioSpecificConfigPtr;
int AudioSpecificConfig_ParseLatm_amv0(
CSAudioSpecificConfigPtr self,
struct CSBitStream *bs
);
int AudioSpecificConfig_ParseLatm_amv1(
CSAudioSpecificConfigPtr self,
struct CSBitStream *bs
);
int AudioSpecificConfig_ParseExt(
CSAudioSpecificConfigPtr self,
CSAudioSpecificConfigPtr baselayer,
struct CSBitStream *bs,
unsigned int streamsPerLayer,
unsigned int avgBitrate,
unsigned int latm_flag
);
void AudioSpecificConfig_Copy(
CSAudioSpecificConfigPtr self,
const CSAudioSpecificConfigPtr asc
);
int AudioSpecificConfig_Compare(
const CSAudioSpecificConfigPtr self,
const CSAudioSpecificConfigPtr asc
);
#ifdef ASC_PRINT
int AudioSpecificConfig_Print(
const CSAudioSpecificConfigPtr asc,
char string[]
);
#endif
AUDIO_OBJECT_TYPE __GetAotFromAsc(CSAudioSpecificConfigPtr asc);
int __GetLayerFromAsc(
CSAudioSpecificConfigPtr asc,
CSAudioSpecificConfigPtr asc_base
);
char* __GetAotString(AUDIO_OBJECT_TYPE aot);
#ifdef __cplusplus
}
#endif
#endif /* __AUDIOSPECIFICCONFIG_H__ */
|
