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
165
166
167
|
/**
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef AUDIO_AMRFMT_H_INCLUDED
#define AUDIO_AMRFMT_H_INCLUDED
#include <ImsMediaDefine.h>
#include <stdint.h>
#define IMSAMR_FRAME_BYTES 34
#define EVS_COMPACT_PRIMARY_PAYLOAD_NUM 13
#define EVS_COMPACT_AMRWBIO_PAYLOAD_NUM 10
#define EVS_COMPACT_PAYLOAD_MAX_NUM 32
#define AUDIO_STOP_TIMEOUT 1000
enum kImsAudioFrameEntype
{
kImsAudioFrameGsmSid = 0, /* GSM HR, FR or EFR : silence descriptor */
kImsAudioFrameGsmSpeechGood, /* GSM HR, FR or EFR : good speech frame */
kImsAudioFrameGsmBfi, /* GSM HR, FR or EFR : bad frame indicator */
kImsAudioFrameGsmInvalidSid, /* GSM HR : invalid SID frame */
kImsAudioFrameAmrSpeechGood, /* AMR : good speech frame */
kImsAudioFrameAmrSpeechDegraded, /* AMR : degraded speech frame */
kImsAudioFrameAmrOnSet, /* AMR : onset */
kImsAudioFrameAmrSpeechBad, /* AMR : bad speech frame */
kImsAudioFrameAmrSidFirst, /* AMR : first silence descriptor */
kImsAudioFrameAmrSidUpdate, /* AMR : successive silence descriptor */
kImsAudioFrameAmrSidBad, /* AMR : bad silence descriptor frame */
kImsAudioFrameAmrNoData, /* AMR : Nothing to Transmit */
kImsAudioFrameAmrSpeechLost, /* downlink speech lost */
kImsAudioFrameMax
};
enum kImsAudioAmrMode
{
kImsAudioAmrMode475 = 0, /* 4.75 kbit/s */
kImsAudioAmrMode515 = 1, /* 5.15 kbit/s */
kImsAudioAmrMode590 = 2, /* 5.90 kbit/s */
kImsAudioAmrMode670 = 3, /* 6.70 kbit/s */
kImsAudioAmrMode740 = 4, /* 7.40 kbit/s */
kImsAudioAmrMode795 = 5, /* 7.95 kbit/s */
kImsAudioAmrMode1020 = 6, /* 10.20 kbit/s */
kImsAudioAmrMode1220 = 7, /* 12.20 kbit/s, also used for GSM EFR */
kImsAudioAmrModeSID = 8, /* AMR SID */
/* 9~13: for future use */
kImsAudioAmrModeSPL = 14, /* Speech Lost frame */
kImsAudioAmrModeNoData = 15, /* No Data */
kImsAudioAmrModeEVRC0 = 0, /* Indicates vocoder data was blanked. */
kImsAudioAmrModeEVRC8, /* Indicates rate 1/8 vocoder data. */
kImsAudioAmrModeEVRC4, /* Indicates rate 1/4 vocoder data. */
kImsAudioAmrModeEVRC2, /* Indicates rate 1/2 vocoder data. */
kImsAudioAmrModeEVRC1, /* Indicates rate 1 vocoder data. */
kImsAudioAmrModeEVRCERASURE, /* Indicates frame erasure */
kImsAudioAmrModeEVRCERR, /* Indicates invalid vocoder data. */
kImsAudioAmrModeMax
};
enum kImsAudioAmrWbMode
{
kImsAudioAmrWbMode660 = 0, /* 6.60 kbit/s */
kImsAudioAmrWbMode885 = 1, /* 8.85 kbit/s */
kImsAudioAmrWbMode1265 = 2, /* 12.65 kbit/s */
kImsAudioAmrWbMode1425 = 3, /* 14.25 kbit/s */
kImsAudioAmrWbMode1585 = 4, /* 15.85 kbit/s */
kImsAudioAmrWbMode1825 = 5, /* 18.25 kbit/s */
kImsAudioAmrWbMode1985 = 6, /* 19.85 kbit/s */
kImsAudioAmrWbMode2305 = 7, /* 23.05 kbit/s */
kImsAudioAmrWbMode2385 = 8, /* 23.85 kbit/s */
kImsAudioAmrWbModeSID = 9, /* AMRWB SID */
/* 10~13: for future use */
kImsAudioAmrWbModeSPL = 14, /* AMRWB Speech Lost frame */
kImsAudioAmrWbModeNoData = 15, /* AMRWB No Data */
kImsAudioAmrWbModeMax
};
enum kImsAudioEvsMode
{
kImsAudioEvsAmrWbIoMode660 = 0, /* 6.60 kbps AMR-IO*/
kImsAudioEvsAmrWbIoMode885 = 1, /* 8.85 kbps AMR-IO*/
kImsAudioEvsAmrWbIoMode1265 = 2, /* 12.65 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode1425 = 3, /* 14.25 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode1585 = 4, /* 15.85 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode1825 = 5, /* 18.25 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode1985 = 6, /* 19.85 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode2305 = 7, /* 23.05 kbps AMR-IO */
kImsAudioEvsAmrWbIoMode2385 = 8, /* 23.85 kbps AMR-IO */
kImsAudioEvsPrimaryMode5900 = 9, /* 5.9 kbps, EVS Primary */
kImsAudioEvsPrimaryMode7200 = 10, /* 7.2 kbps, EVS Primary */
kImsAudioEvsPrimaryMode8000 = 11, /* 8.0 kbps, EVS Primary */
kImsAudioEvsPrimaryMode9600 = 12, /* 9.6 kbps, EVS Primary */
kImsAudioEvsPrimaryMode13200 = 13, /* 13.2 kbps, EVS Primary */
kImsAudioEvsPrimaryMode16400 = 14, /* 16.4 kbps, EVS Primary */
kImsAudioEvsPrimaryMode24400 = 15, /* 24.4 kbps, EVS Primary */
kImsAudioEvsPrimaryMode32000 = 16, /* 32.0 kbps, EVS Primary */
kImsAudioEvsPrimaryMode48000 = 17, /* 48.0 kbps, EVS Primary */
kImsAudioEvsPrimaryMode64000 = 18, /* 64.0 kbps, EVS Primary */
kImsAudioEvsPrimaryMode96000 = 19, /* 96.0 kbps, EVS Primary */
kImsAudioEvsPrimaryMode128000 = 20, /* 128.0 kbps, EVS Primary */
kImsAudioEvsPrimaryModeSID = 21, /* 2.4 kbps, EVS Primary SID */
kImsAudioEvsPrimaryModeSpeechLost = 22, /* SPEECH LOST */
kImsAudioEvsPrimaryModeNoData = 23, /* NO DATA */
kImsAudioEvsModeMax
};
// TODO: need to remove this with respective changes
enum kImsAudioEvsAmrWbIoMode
{
kImsAudioEvsAmrWbIoMode0660 = 0, /* 6.60 kbit/s */
kImsAudioEvsAmrWbIoMode0885 = 1, /* 8.85 kbit/s */
kImsAudioEvsAmrWbIoMode01265 = 2, /* 12.65 kbit/s */
kImsAudioEvsAmrWbIoMode01425 = 3, /* 14.25 kbit/s */
kImsAudioEvsAmrWbIoMode01585 = 4, /* 15.85 kbit/s */
kImsAudioEvsAmrWbIoMode01825 = 5, /* 18.25 kbit/s */
kImsAudioEvsAmrWbIoMode01985 = 6, /* 19.85 kbit/s */
kImsAudioEvsAmrWbIoMode02305 = 7, /* 23.05 kbit/s */
kImsAudioEvsAmrWbIoMode02385 = 8, /* 23.85 kbit/s */
kImsAudioEvsAmrWbIoModeSID = 9, /* AMRWB SID */
/* 10~13: for future use */
kImsAudioEvsAmrWbIoModeSPL = 14, /* AMRWB Speech Lost frame */
kImsAudioEvsAmrWbIoModeNoData = 15, /* AMRWB No Data */
kImsAudioEvsAmrWbIoModeMax
};
class ImsMediaAudioUtil
{
public:
static int32_t ConvertCodecType(int32_t type);
static int32_t ConvertEvsCodecMode(int32_t evsMode);
static uint32_t ConvertAmrModeToLen(uint32_t mode);
static uint32_t ConvertAmrModeToBitLen(uint32_t mode);
static uint32_t ConvertLenToAmrMode(uint32_t nLen);
static void ConvertEvsBandwidthToStr(kEvsBandwidth bandwidth, char* nBandwidth, uint32_t nLen);
static uint32_t ConvertAmrWbModeToLen(uint32_t mode);
static uint32_t ConvertAmrWbModeToBitLen(uint32_t mode);
static uint32_t ConvertLenToAmrWbMode(uint32_t nLen);
static uint32_t ConvertLenToEVSAudioMode(uint32_t nLen);
static uint32_t ConvertLenToEVSAMRIOAudioMode(uint32_t nLen);
static uint32_t ConvertEVSAudioModeToBitLen(uint32_t mode);
static uint32_t ConvertEVSAMRIOAudioModeToBitLen(uint32_t mode);
static uint32_t ConvertAmrModeToBitrate(uint32_t mode);
static uint32_t ConvertAmrWbModeToBitrate(uint32_t mode);
static uint32_t GetMaximumAmrMode(int32_t bitmask);
static uint32_t GetMaximumEvsMode(int32_t bitmask);
static uint32_t GetBitrateEVS(int mode);
static kRtpPyaloadHeaderMode ConvertEVSPayloadMode(
uint32_t nDataSize, kEvsCodecMode* pEVSCodecMode, uint32_t* pEVSCompactId);
static kEvsCodecMode CheckEVSCodecMode(const uint32_t nAudioFrameLength);
static int32_t ConvertEVSModeToBitRate(const int32_t mode);
static kEvsBandwidth FindMaxEvsBandwidthFromRange(const int32_t EvsBandwidthRange);
};
#endif // AUDIO_AMRFMT_H_INCLUDED
|
