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1 /*
2  * Copyright (C) 2008 The Android Open Source Project
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 express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 //#define LOG_NDEBUG 0
18 #define LOG_TAG "ToneGenerator"
19 
20 #include <utility>
21 
22 #include <math.h>
23 #include <utils/Log.h>
24 #include <cutils/properties.h>
25 #include "media/ToneGenerator.h"
26 
27 
28 namespace android {
29 
30 using android::content::AttributionSourceState;
31 
32 // Descriptors for all available tones (See ToneGenerator::ToneDescriptor class declaration for details)
33 const ToneGenerator::ToneDescriptor ToneGenerator::sToneDescriptors[] = {
34         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1336, 941, 0 }, 0, 0},
35                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
36           .repeatCnt = ToneGenerator::TONEGEN_INF,
37           .repeatSegment = 0 },                              // TONE_DTMF_0
38         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1209, 697, 0 }, 0, 0 },
39                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
40           .repeatCnt = ToneGenerator::TONEGEN_INF,
41           .repeatSegment = 0 },                              // TONE_DTMF_1
42         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1336, 697, 0 }, 0, 0 },
43                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
44           .repeatCnt = ToneGenerator::TONEGEN_INF,
45           .repeatSegment = 0 },                              // TONE_DTMF_2
46         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1477, 697, 0 }, 0, 0 },
47                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
48           .repeatCnt = ToneGenerator::TONEGEN_INF,
49           .repeatSegment = 0 },                              // TONE_DTMF_3
50         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1209, 770, 0 }, 0, 0 },
51                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
52           .repeatCnt = ToneGenerator::TONEGEN_INF,
53           .repeatSegment = 0 },                              // TONE_DTMF_4
54         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1336, 770, 0 }, 0, 0 },
55                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
56           .repeatCnt = ToneGenerator::TONEGEN_INF,
57           .repeatSegment = 0 },                              // TONE_DTMF_5
58         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1477, 770, 0 }, 0, 0 },
59                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
60           .repeatCnt = ToneGenerator::TONEGEN_INF,
61           .repeatSegment = 0 },                              // TONE_DTMF_6
62         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1209, 852, 0 }, 0, 0 },
63                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
64           .repeatCnt = ToneGenerator::TONEGEN_INF,
65           .repeatSegment = 0 },                              // TONE_DTMF_7
66         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1336, 852, 0 }, 0, 0 },
67                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
68           .repeatCnt = ToneGenerator::TONEGEN_INF,
69           .repeatSegment = 0 },                              // TONE_DTMF_8
70         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1477, 852, 0 }, 0, 0 },
71                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
72           .repeatCnt = ToneGenerator::TONEGEN_INF,
73           .repeatSegment = 0 },                              // TONE_DTMF_9
74         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1209, 941, 0 }, 0, 0 },
75                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
76           .repeatCnt = ToneGenerator::TONEGEN_INF,
77           .repeatSegment = 0 },                              // TONE_DTMF_S
78         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1477, 941, 0 }, 0, 0 },
79                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
80           .repeatCnt = ToneGenerator::TONEGEN_INF,
81           .repeatSegment = 0 },                              // TONE_DTMF_P
82         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1633, 697, 0 }, 0, 0 },
83                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
84           .repeatCnt = ToneGenerator::TONEGEN_INF,
85           .repeatSegment = 0 },                              // TONE_DTMF_A
86         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1633, 770, 0 }, 0, 0 },
87                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
88           .repeatCnt = ToneGenerator::TONEGEN_INF,
89           .repeatSegment = 0 },                             // TONE_DTMF_B
90         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1633, 852, 0 }, 0, 0 },
91                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
92           .repeatCnt = ToneGenerator::TONEGEN_INF,
93           .repeatSegment = 0 },                              // TONE_DTMF_C
94         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 1633, 941, 0 }, 0, 0 },
95                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
96           .repeatCnt = ToneGenerator::TONEGEN_INF,
97           .repeatSegment = 0 },                              // TONE_DTMF_D
98         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 425, 0 }, 0, 0 },
99                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
100           .repeatCnt = ToneGenerator::TONEGEN_INF,
101           .repeatSegment = 0 },                              // TONE_SUP_DIAL
102         { .segments = { { .duration = 500 , .waveFreq = { 425, 0 }, 0, 0},
103                         { .duration = 500, .waveFreq = { 0 }, 0, 0},
104                            { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
105           .repeatCnt = ToneGenerator::TONEGEN_INF,
106           .repeatSegment = 0 },                              // TONE_SUP_BUSY
107         { .segments = { { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
108                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
109                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
110           .repeatCnt = ToneGenerator::TONEGEN_INF,
111           .repeatSegment = 0 },                              // TONE_SUP_CONGESTION
112         { .segments = { { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
113                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
114           .repeatCnt = 0,
115           .repeatSegment = 0 },                              // TONE_SUP_RADIO_ACK
116         { .segments = { { .duration = 200, .waveFreq = { 425, 0 }, 0, 0},
117                         { .duration = 200, .waveFreq = { 0 }, 0, 0},
118                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
119           .repeatCnt = 2,
120           .repeatSegment = 0 },                              // TONE_SUP_RADIO_NOTAVAIL
121         { .segments = { { .duration = 330, .waveFreq = { 950, 1400, 1800, 0 }, 0, 0},
122                         { .duration = 1000, .waveFreq = { 0 }, 0, 0},
123                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
124           .repeatCnt = ToneGenerator::TONEGEN_INF,
125           .repeatSegment = 0 },                              // TONE_SUP_ERROR
126         { .segments = { { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
127                         { .duration = 600, .waveFreq = { 0 }, 0, 0 },
128                         { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
129                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
130                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
131           .repeatCnt = ToneGenerator::TONEGEN_INF,
132           .repeatSegment = 0 },                              // TONE_SUP_CALL_WAITING
133         { .segments = { { .duration = 1000, .waveFreq = { 425, 0 }, 0, 0 },
134                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
135                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
136           .repeatCnt = ToneGenerator::TONEGEN_INF,
137           .repeatSegment = 0 },                              // TONE_SUP_RINGTONE
138         { .segments = { { .duration = 40, .waveFreq = { 400, 1200, 0 }, 0, 0 },
139                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
140           .repeatCnt = 0,
141           .repeatSegment = 0 },                              // TONE_PROP_BEEP
142         { .segments = { { .duration = 100, .waveFreq = { 1200, 0 }, 0, 0 },
143                         { .duration = 100, .waveFreq = { 0 }, 0, 0  },
144                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
145           .repeatCnt = 1,
146           .repeatSegment = 0 },                              // TONE_PROP_ACK
147         { .segments = { { .duration = 400, .waveFreq = { 300, 400, 500, 0 }, 0, 0 },
148                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
149           .repeatCnt = 0,
150           .repeatSegment = 0 },                              // TONE_PROP_NACK
151         { .segments = { { .duration = 200, .waveFreq = { 400, 1200, 0 }, 0, 0 },
152                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
153           .repeatCnt = 0,
154           .repeatSegment = 0 },                              // TONE_PROP_PROMPT
155         { .segments = { { .duration = 40, .waveFreq = { 400, 1200, 0 }, 0, 0 },
156                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
157                         { .duration = 40, .waveFreq = { 400, 1200, 0 }, 0, 0 },
158                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
159           .repeatCnt = 0,
160           .repeatSegment = 0 },                             // TONE_PROP_BEEP2
161         { .segments = { { .duration = 250, .waveFreq = { 440, 0 }, 0, 0 },
162                         { .duration = 250, .waveFreq = { 620, 0 }, 0, 0 },
163                         { .duration = 0 , .waveFreq = { 0 }, 0, 0 }},
164           .repeatCnt = ToneGenerator::TONEGEN_INF,
165           .repeatSegment = 0 },                              // TONE_SUP_INTERCEPT
166         { .segments = { { .duration = 250, .waveFreq = { 440, 0 }, 0, 0 },
167                         { .duration = 250, .waveFreq = { 620, 0 }, 0, 0 },
168                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
169           .repeatCnt = 7,
170           .repeatSegment = 0 },                             // TONE_SUP_INTERCEPT_ABBREV
171         { .segments = { { .duration = 250, .waveFreq = { 480, 620, 0 }, 0, 0 },
172                         { .duration = 250, .waveFreq = { 0 }, 0, 0 },
173                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
174           .repeatCnt = 7,
175           .repeatSegment = 0 },                             // TONE_SUP_CONGESTION_ABBREV
176         { .segments = { { .duration = 100, .waveFreq = { 350, 440, 0 }, 0, 0 },
177                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
178                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
179           .repeatCnt = 2,
180           .repeatSegment = 0 },                             // TONE_SUP_CONFIRM
181         { .segments = { { .duration = 100, .waveFreq = { 480, 0 }, 0, 0 },
182                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
183                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
184           .repeatCnt = 3,
185           .repeatSegment = 0 },                              // TONE_SUP_PIP
186         { .segments = {{ .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 425, 0 }, 0, 0},
187                        { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
188           .repeatCnt = ToneGenerator::TONEGEN_INF,
189           .repeatSegment = 0 },                              // TONE_CDMA_DIAL_TONE_LITE
190         { .segments = { { .duration = 2000, .waveFreq = { 440, 480, 0 }, 0, 0 },
191                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
192                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
193           .repeatCnt = ToneGenerator::TONEGEN_INF,
194           .repeatSegment = 0 },                              // TONE_CDMA_NETWORK_USA_RINGBACK
195         { .segments = { { .duration = 250, .waveFreq = { 440, 0 }, 0, 0 },
196                         { .duration = 250, .waveFreq = { 620, 0 }, 0, 0 },
197                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
198           .repeatCnt =  ToneGenerator::TONEGEN_INF,
199           .repeatSegment = 0 },                             // TONE_CDMA_INTERCEPT
200         { .segments = { { .duration = 250, .waveFreq = { 440, 0 }, 0, 0 },
201                         { .duration = 250, .waveFreq = { 620, 0 }, 0, 0 },
202                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
203           .repeatCnt =  0,
204           .repeatSegment = 0 },                             // TONE_CDMA_ABBR_INTERCEPT
205         { .segments = { { .duration = 250, .waveFreq = { 480, 620, 0 }, 0, 0 },
206                         { .duration = 250, .waveFreq = { 0 }, 0, 0 },
207                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
208           .repeatCnt = ToneGenerator::TONEGEN_INF,
209           .repeatSegment = 0 },                              // TONE_CDMA_REORDER
210         { .segments = { { .duration = 250, .waveFreq = { 480, 620, 0 }, 0, 0 },
211                         { .duration = 250, .waveFreq = { 0 }, 0, 0 },
212                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
213           .repeatCnt = 7,
214           .repeatSegment = 0 },                              // TONE_CDMA_ABBR_REORDER
215         { .segments = { { .duration = 500, .waveFreq = { 480, 620, 0 }, 0, 0 },
216                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
217                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
218           .repeatCnt = ToneGenerator::TONEGEN_INF,
219           .repeatSegment = 0 },                              // TONE_CDMA_NETWORK_BUSY
220         { .segments = { { .duration = 100, .waveFreq = { 350, 440, 0 }, 0, 0 },
221                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
222                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
223           .repeatCnt = 2,
224           .repeatSegment = 0 },                              // TONE_CDMA_CONFIRM
225         { .segments = { { .duration = 500, .waveFreq = { 660, 1000, 0 }, 0, 0 },
226                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
227           .repeatCnt = 0,
228           .repeatSegment = 0 },                              // TONE_CDMA_ANSWER
229         { .segments = { { .duration = 300, .waveFreq = { 440, 0 }, 0, 0 },
230                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
231           .repeatCnt = 0,
232           .repeatSegment = 0 },                              // TONE_CDMA_NETWORK_CALLWAITING
233         { .segments = { { .duration = 100, .waveFreq = { 480, 0 }, 0, 0 },
234                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
235                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
236           .repeatCnt = 3,
237           .repeatSegment = 0 },                              // TONE_CDMA_PIP
238 
239         { .segments = { { .duration = 32, .waveFreq = { 2091, 0}, 0, 0 },
240                         { .duration = 64, .waveFreq = { 2556, 0}, 19, 0},
241                         { .duration = 32, .waveFreq = { 2091, 0}, 0, 0},
242                         { .duration = 48, .waveFreq = { 2556, 0}, 0, 0},
243                         { .duration = 4000, .waveFreq = { 0 }, 0, 0},
244                         { .duration = 0,  .waveFreq = { 0 }, 0, 0}},
245           .repeatCnt = 0,
246           .repeatSegment = 0 },                             // TONE_CDMA_CALL_SIGNAL_ISDN_NORMAL
247         { .segments = { { .duration = 32, .waveFreq = { 2091, 0}, 0, 0 },
248                         { .duration = 64, .waveFreq = { 2556, 0}, 7, 0 },
249                         { .duration = 32, .waveFreq = { 2091, 0}, 0, 0 },
250                         { .duration = 400, .waveFreq = { 0 }, 0, 0 },
251                         { .duration = 32,  .waveFreq = { 2091, 0}, 0, 0 },
252                         { .duration = 64,  .waveFreq = { 2556, 0}, 7, 4 },
253                         { .duration = 32,  .waveFreq = { 2091, 0}, 0, 0 },
254                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
255                         { .duration = 0,    .waveFreq = { 0 }, 0, 0 } },
256           .repeatCnt = 0,
257           .repeatSegment = 0 },                              // TONE_CDMA_CALL_SIGNAL_ISDN_INTERGROUP
258         { .segments = { { .duration = 32, .waveFreq = { 2091, 0}, 0, 0 },
259                         { .duration = 64, .waveFreq = { 2556, 0}, 3, 0 },
260                         { .duration = 16, .waveFreq = { 2091, 0}, 0, 0 },
261                         { .duration = 200, .waveFreq = { 0 },     0, 0 },
262                         { .duration = 32, .waveFreq = { 2091, 0}, 0, 0 },
263                         { .duration = 64, .waveFreq = { 2556, 0}, 3, 4 },
264                         { .duration = 16, .waveFreq = { 2091, 0}, 0, 0 },
265                         { .duration = 200, .waveFreq = { 0 },     0, 0 },
266                         { .duration = 0,   .waveFreq = { 0 },     0, 0 } },
267           .repeatCnt = 0,
268           .repeatSegment = 0 },                            // TONE_CDMA_CALL_SIGNAL_ISDN_SP_PRI
269         { .segments = { { .duration = 0,  .waveFreq = { 0 }, 0, 0} },
270           .repeatCnt = 0,
271           .repeatSegment = 0 },                            // TONE_CDMA_CALL_SIGNAL_ISDN_PAT3
272         { .segments = { { .duration = 32, .waveFreq = { 2091, 0 }, 0, 0 },
273                         { .duration = 64, .waveFreq = { 2556, 0 }, 4, 0 },
274                         { .duration = 20, .waveFreq = { 2091, 0 }, 0, 0 },
275                         { .duration = 0,  .waveFreq = { 0 }      , 0, 0 } },
276           .repeatCnt = 0,
277           .repeatSegment = 0 },                             // TONE_CDMA_CALL_SIGNAL_ISDN_PING_RING
278         { .segments = { { .duration = 0,  .waveFreq = { 0 }, 0, 0} },
279           .repeatCnt = 0,
280           .repeatSegment = 0 },                             // TONE_CDMA_CALL_SIGNAL_ISDN_PAT5
281         { .segments = { { .duration = 0,  .waveFreq = { 0 }, 0, 0} },
282           .repeatCnt = 0,
283           .repeatSegment = 0 },                             // TONE_CDMA_CALL_SIGNAL_ISDN_PAT6
284         { .segments = { { .duration = 0,  .waveFreq = { 0 }, 0, 0} },
285           .repeatCnt = 0,
286           .repeatSegment = 0 },                             // TONE_CDMA_CALL_SIGNAL_ISDN_PAT7
287 
288         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
289                         { .duration = 25, .waveFreq = { 4000, 0 }, 39, 0 },
290                         { .duration = 4000, .waveFreq = { 0 },     0, 0 },
291                         { .duration = 0,    .waveFreq = { 0 },     0, 0 } },
292           .repeatCnt = ToneGenerator::TONEGEN_INF,
293           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_L
294         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
295                         { .duration = 25, .waveFreq = { 2900, 0 }, 39, 0 },
296                         { .duration = 4000, .waveFreq = { 0 },     0, 0 },
297                         { .duration = 0,    .waveFreq = { 0 },     0, 0 } },
298           .repeatCnt = ToneGenerator::TONEGEN_INF,
299           .repeatSegment = 0 },                           // TONE_CDMA_MED_L
300         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
301                         { .duration = 25, .waveFreq = { 1450, 0 }, 39, 0 },
302                         { .duration = 4000, .waveFreq = { 0 },     0, 0 },
303                         { .duration = 0,    .waveFreq = { 0 },     0, 0 } },
304           .repeatCnt = ToneGenerator::TONEGEN_INF,
305           .repeatSegment = 0 },                           // TONE_CDMA_LOW_L
306         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
307                         { .duration = 25, .waveFreq = { 4000, 0 }, 15, 0 },
308                         { .duration = 400, .waveFreq = { 0 }, 0, 0 },
309                         { .duration = 0, .waveFreq = { 0 }, 0, 0 } },
310           .repeatCnt = ToneGenerator::TONEGEN_INF,
311           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_SS
312         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
313                         { .duration = 25, .waveFreq = { 2900, 0 }, 15, 0 },
314                         { .duration = 400, .waveFreq = { 0 }, 0, 0 },
315                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
316           .repeatCnt = ToneGenerator::TONEGEN_INF,
317           .repeatSegment = 0 },                           // TONE_CDMA_MED_SS
318         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
319                         { .duration = 25, .waveFreq = { 1450, 0 }, 15, 0 },
320                         { .duration = 400, .waveFreq = { 0 }, 0, 0 },
321                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
322           .repeatCnt = ToneGenerator::TONEGEN_INF,
323           .repeatSegment = 0 },                           // TONE_CDMA_LOW_SS
324         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
325                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 0 },
326                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
327                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
328                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 3 },
329                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
330                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
331                         { .duration = 25, .waveFreq = { 4000, 0 }, 15, 6 },
332                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
333                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
334           .repeatCnt = ToneGenerator::TONEGEN_INF,
335           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_SSL
336         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
337                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 0 },
338                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
339                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
340                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 3 },
341                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
342                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
343                         { .duration = 25, .waveFreq = { 2900, 0 }, 15, 6 },
344                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
345                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
346           .repeatCnt = ToneGenerator::TONEGEN_INF,
347           .repeatSegment = 0 },                           // TONE_CDMA_MED_SSL
348         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
349                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 0 },
350                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
351                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
352                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 3 },
353                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
354                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
355                         { .duration = 25, .waveFreq = { 1450, 0 }, 15, 6 },
356                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
357                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
358           .repeatCnt = ToneGenerator::TONEGEN_INF,
359           .repeatSegment = 0 },                           // TONE_CDMA_LOW_SSL
360         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
361                           { .duration = 25, .waveFreq = { 4000, 0 }, 19, 0 },
362                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
363                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
364                         { .duration = 25, .waveFreq = { 4000, 0 }, 19, 3 },
365                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
366                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
367           .repeatCnt = ToneGenerator::TONEGEN_INF,
368           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_SS_2
369         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
370                         { .duration = 25, .waveFreq = { 2900, 0 }, 19, 0 },
371                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
372                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
373                         { .duration = 25, .waveFreq = { 2900, 0 }, 19, 3 },
374                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
375                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
376           .repeatCnt = ToneGenerator::TONEGEN_INF,
377           .repeatSegment = 0 },                           // TONE_CDMA_MED_SS_2
378         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
379                         { .duration = 25, .waveFreq = { 1450, 0 }, 19, 0 },
380                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
381                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
382                         { .duration = 25, .waveFreq = { 1450, 0 }, 19, 3 },
383                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
384                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
385           .repeatCnt = ToneGenerator::TONEGEN_INF,
386           .repeatSegment = 0 },                           // TONE_CDMA_LOW_SS_2
387         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
388                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 0 },
389                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
390                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
391                         { .duration = 25, .waveFreq = { 4000, 0 }, 19, 3 },
392                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
393                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
394                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 6 },
395                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
396                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
397           .repeatCnt = ToneGenerator::TONEGEN_INF,
398           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_SLS
399         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
400                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 0 },
401                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
402                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
403                         { .duration = 25, .waveFreq = { 2900, 0 }, 19, 3 },
404                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
405                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
406                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 6 },
407                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
408                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
409           .repeatCnt = ToneGenerator::TONEGEN_INF,
410           .repeatSegment = 0 },                           // TONE_CDMA_MED_SLS
411         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
412                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 0 },
413                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
414                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
415                         { .duration = 25, .waveFreq = { 1450, 0 }, 19, 3 },
416                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
417                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
418                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 6 },
419                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
420                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
421           .repeatCnt = ToneGenerator::TONEGEN_INF,
422           .repeatSegment = 0 },                           // TONE_CDMA_LOW_SLS
423         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
424                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 0 },
425                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
426                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
427                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 3 },
428                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
429                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
430                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 6 },
431                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
432                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
433                         { .duration = 25, .waveFreq = { 4000, 0 }, 9, 9 },
434                         { .duration = 2500, .waveFreq = { 0 }, 0, 0 },
435                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
436           .repeatCnt = ToneGenerator::TONEGEN_INF,
437           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_S_X4
438         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
439                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 0 },
440                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
441                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
442                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 3 },
443                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
444                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
445                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 6 },
446                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
447                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
448                         { .duration = 25, .waveFreq = { 2900, 0 }, 9, 9 },
449                         { .duration = 2500, .waveFreq = { 0 }, 0, 0 },
450                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
451           .repeatCnt = ToneGenerator::TONEGEN_INF,
452           .repeatSegment = 0 },                           // TONE_CDMA_MED_S_X4
453         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
454                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 0 },
455                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
456                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
457                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 3 },
458                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
459                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
460                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 6 },
461                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
462                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
463                         { .duration = 25, .waveFreq = { 1450, 0 }, 9, 9 },
464                         { .duration = 2500, .waveFreq = { 0 }, 0, 0 },
465                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
466           .repeatCnt = ToneGenerator::TONEGEN_INF,
467           .repeatSegment = 0 },                           // TONE_CDMA_LOW_S_X4
468         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
469                         { .duration = 25, .waveFreq = { 4000, 0 }, 19, 0 },
470                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
471                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
472           .repeatCnt = ToneGenerator::TONEGEN_INF,
473           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_PBX_L
474         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
475                         { .duration = 25, .waveFreq = { 2900, 0 }, 19, 0 },
476                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
477                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
478           .repeatCnt = ToneGenerator::TONEGEN_INF,
479           .repeatSegment = 0 },                           // TONE_CDMA_MED_PBX_L
480         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
481                         { .duration = 25, .waveFreq = { 1450, 0 }, 19, 0 },
482                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
483                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
484           .repeatCnt = ToneGenerator::TONEGEN_INF,
485           .repeatSegment = 0 },                           // TONE_CDMA_LOW_PBX_L
486         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
487                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 0 },
488                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
489                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
490                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 3 },
491                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
492                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
493           .repeatCnt = ToneGenerator::TONEGEN_INF,
494           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_PBX_SS
495         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
496                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 0 },
497                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
498                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
499                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 3 },
500                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
501                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
502           .repeatCnt = ToneGenerator::TONEGEN_INF,
503           .repeatSegment = 0 },                           // TONE_CDMA_MED_PBX_SS
504         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
505                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 0 },
506                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
507                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
508                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 3 },
509                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
510                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
511           .repeatCnt = ToneGenerator::TONEGEN_INF,
512           .repeatSegment = 0 },                           // TONE_CDMA_LOW_PBX_SS
513         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
514                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 0 },
515                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
516                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
517                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 3 },
518                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
519                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
520                         { .duration = 25, .waveFreq = { 4000, 0 }, 15, 6 },
521                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
522                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
523           .repeatCnt = ToneGenerator::TONEGEN_INF,
524           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_PBX_SSL
525         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
526                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 0 },
527                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
528                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
529                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 3 },
530                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
531                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
532                         { .duration = 25, .waveFreq = { 2900, 0 }, 15, 6 },
533                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
534                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
535           .repeatCnt = ToneGenerator::TONEGEN_INF,
536           .repeatSegment = 0 },                           // TONE_CDMA_MED_PBX_SSL
537         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
538                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 0 },
539                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
540                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
541                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 3 },
542                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
543                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
544                         { .duration = 25, .waveFreq = { 1450, 0 }, 15, 6 },
545                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
546                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
547           .repeatCnt = ToneGenerator::TONEGEN_INF,
548           .repeatSegment = 0 },                           // TONE_CDMA_LOW_PBX_SSL
549         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
550                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 0 },
551                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
552                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
553                         { .duration = 25, .waveFreq = { 4000, 0 }, 15, 3 },
554                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
555                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
556                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 6 },
557                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
558                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
559           .repeatCnt = ToneGenerator::TONEGEN_INF,
560           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_PBX_SLS
561         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
562                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 0 },
563                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
564                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
565                         { .duration = 25, .waveFreq = { 2900, 0 }, 15, 3 },
566                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
567                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
568                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 6 },
569                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
570                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
571           .repeatCnt = ToneGenerator::TONEGEN_INF,
572           .repeatSegment = 0 },                           // TONE_CDMA_MED_PBX_SLS
573         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
574                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 0 },
575                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
576                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
577                         { .duration = 25, .waveFreq = { 1450, 0 }, 15, 3 },
578                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
579                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
580                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 6 },
581                         { .duration = 1000, .waveFreq = { 0 }, 0, 0 },
582                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
583            .repeatCnt = ToneGenerator::TONEGEN_INF,
584           .repeatSegment = 0 },                           // TONE_CDMA_LOW_PBX_SLS
585         { .segments = { { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
586                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 0 },
587                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
588                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
589                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 3 },
590                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
591                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
592                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 6 },
593                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
594                         { .duration = 25, .waveFreq = { 3700, 0 }, 0, 0 },
595                         { .duration = 25, .waveFreq = { 4000, 0 }, 7, 9 },
596                         { .duration = 800, .waveFreq = { 0 }, 0, 0 },
597                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
598           .repeatCnt = ToneGenerator::TONEGEN_INF,
599           .repeatSegment = 0 },                           // TONE_CDMA_HIGH_PBX_S_X4
600         { .segments = { { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
601                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 0 },
602                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
603                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
604                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 3 },
605                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
606                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
607                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 6 },
608                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
609                         { .duration = 25, .waveFreq = { 2600, 0 }, 0, 0 },
610                         { .duration = 25, .waveFreq = { 2900, 0 }, 7, 9 },
611                         { .duration = 800, .waveFreq = { 0 }, 0, 0 },
612                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
613           .repeatCnt = ToneGenerator::TONEGEN_INF,
614           .repeatSegment = 0 },                           // TONE_CDMA_MED_PBX_S_X4
615         { .segments = { { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
616                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 0 },
617                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
618                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
619                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 3 },
620                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
621                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
622                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 6 },
623                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
624                         { .duration = 25, .waveFreq = { 1300, 0 }, 0, 0 },
625                         { .duration = 25, .waveFreq = { 1450, 0 }, 7, 9 },
626                         { .duration = 800, .waveFreq = { 0 }, 0, 0 },
627                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
628           .repeatCnt = ToneGenerator::TONEGEN_INF,
629           .repeatSegment = 0 },                           // TONE_CDMA_LOW_PBX_S_X4
630 
631         { .segments = { { .duration = 62, .waveFreq = { 1109, 0 }, 0, 0 },
632                         { .duration = 62, .waveFreq = { 784, 0 },  0, 0 },
633                         { .duration = 62, .waveFreq = { 740, 0 },  0, 0 },
634                         { .duration = 62, .waveFreq = { 622, 0 },  0, 0 },
635                         { .duration = 62, .waveFreq = { 1109, 0 }, 0, 0 },
636                         { .duration = 0,  .waveFreq = { 0 },       0, 0 } },
637           .repeatCnt = 0,
638           .repeatSegment = 0 },                            // TONE_CDMA_ALERT_NETWORK_LITE
639         { .segments = { { .duration = 62, .waveFreq = { 1245, 0 }, 0, 0 },
640                         { .duration = 62, .waveFreq = { 659, 0 },  2, 0 },
641                         { .duration = 62, .waveFreq = { 1245, 0 }, 0, 0 },
642                         { .duration = 0,  .waveFreq = { 0 },       0, 0 } },
643           .repeatCnt = 0,
644           .repeatSegment = 0 },                            // TONE_CDMA_ALERT_AUTOREDIAL_LITE
645         { .segments = { { .duration = 400, .waveFreq = { 1150, 770, 0 }, 0, 0 },
646                         { .duration = 0,   .waveFreq = { 0 },            0, 0 } },
647           .repeatCnt = 0,
648           .repeatSegment = 0 },                            // TONE_CDMA_ONE_MIN_BEEP
649         { .segments = { { .duration = 120, .waveFreq = { 941, 1477, 0 }, 0, 0 },
650                         { .duration = 0,   .waveFreq = { 0 },            0, 0 } },
651           .repeatCnt = 0,
652           .repeatSegment = 0 },                            // TONE_CDMA_KEYPAD_VOLUME_KEY_LITE
653         { .segments = { { .duration = 375, .waveFreq = { 587, 0 }, 0, 0 },
654                         { .duration = 125, .waveFreq = { 1175, 0 }, 0, 0 },
655                         { .duration = 0,   .waveFreq = { 0 },       0, 0 } },
656           .repeatCnt = 0,
657           .repeatSegment = 0 },                            // TONE_CDMA_PRESSHOLDKEY_LITE
658         { .segments = { { .duration = 62, .waveFreq = { 587, 0 }, 0, 0 },
659                         { .duration = 62, .waveFreq = { 784, 0 }, 0, 0 },
660                         { .duration = 62, .waveFreq = { 831, 0 }, 0, 0 },
661                         { .duration = 62, .waveFreq = { 784, 0 }, 0, 0 },
662                         { .duration = 62, .waveFreq = { 1109, 0 }, 0, 0 },
663                         { .duration = 62, .waveFreq = { 784, 0 }, 0, 0 },
664                         { .duration = 62, .waveFreq = { 831, 0 }, 0, 0 },
665                         { .duration = 62, .waveFreq = { 784, 0 }, 0, 0 },
666                         { .duration = 0,  .waveFreq = { 0 },      0, 0 } },
667           .repeatCnt = 0,
668           .repeatSegment = 0 },                             // TONE_CDMA_ALERT_INCALL_LITE
669         { .segments = { { .duration = 125, .waveFreq = { 941, 0 }, 0, 0 },
670                         { .duration = 10,  .waveFreq = { 0 },      2, 0 },
671                         { .duration = 4990, .waveFreq = { 0 },     0, 0 },
672                         { .duration = 0,    .waveFreq = { 0 },     0, 0 } },
673           .repeatCnt = ToneGenerator::TONEGEN_INF,
674           .repeatSegment = 0 },                            // TONE_CDMA_EMERGENCY_RINGBACK
675         { .segments = { { .duration = 125, .waveFreq = { 1319, 0 }, 0, 0 },
676                         { .duration = 125, .waveFreq = { 0 },       0, 0 },
677                         { .duration = 0,   .waveFreq = { 0 },       0, 0 } },
678           .repeatCnt = 2,
679           .repeatSegment = 0 },                            // TONE_CDMA_ALERT_CALL_GUARD
680         { .segments = { { .duration = 125, .waveFreq = { 1047, 0 }, 0, 0 },
681                         { .duration = 125, .waveFreq = { 370,  0 }, 0, 0 },
682                         { .duration = 0,   .waveFreq = { 0 },       0, 0 } },
683           .repeatCnt = 0,
684           .repeatSegment = 0 },                            // TONE_CDMA_SOFT_ERROR_LITE
685         { .segments = { { .duration = 125, .waveFreq = { 1480, 0 }, 0, 0 },
686                         { .duration = 125, .waveFreq = { 1397, 0 }, 0, 0 },
687                         { .duration = 125, .waveFreq = { 784, 0 },  0, 0 },
688                         { .duration = 0,   .waveFreq = { 0 },       0, 0 } },
689           .repeatCnt = 0,
690           .repeatSegment = 0 },                            // TONE_CDMA_CALLDROP_LITE
691 
692         { .segments = { { .duration = 500, .waveFreq = { 425, 0 }, 0, 0 },
693                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
694                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
695           .repeatCnt = 0,
696           .repeatSegment = 0 },                           // TONE_CDMA_NETWORK_BUSY_ONE_SHOT
697         { .segments = { { .duration = 400, .waveFreq = { 1150, 770 }, 0, 0 },
698                         { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
699           .repeatCnt = 0,
700           .repeatSegment = 0 },                           // TONE_CDMA_ABBR_ALERT
701           { .segments = { { .duration = 0, .waveFreq = { 0 }, 0, 0 }},
702           .repeatCnt = 0,
703           .repeatSegment = 0 },                            // TONE_CDMA_SIGNAL_OFF
704 
705         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 350, 440, 0 }, 0, 0 },
706                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
707           .repeatCnt = ToneGenerator::TONEGEN_INF,
708           .repeatSegment = 0 },                              // TONE_ANSI_DIAL
709         { .segments = { { .duration = 500, .waveFreq = { 480, 620, 0 }, 0, 0 },
710                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
711                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
712           .repeatCnt = ToneGenerator::TONEGEN_INF,
713           .repeatSegment = 0 },                              // TONE_ANSI_BUSY
714         { .segments = { { .duration = 250, .waveFreq = { 480, 620, 0 }, 0, 0 },
715                         { .duration = 250, .waveFreq = { 0 }, 0, 0 },
716                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
717           .repeatCnt = ToneGenerator::TONEGEN_INF,
718           .repeatSegment = 0 },                              // TONE_ANSI_CONGESTION
719         { .segments = { { .duration = 300, .waveFreq = { 440, 0 }, 0, 0 },
720                         { .duration = 9700, .waveFreq = { 0 }, 0, 0 },
721                         { .duration = 100, .waveFreq = { 440, 0 }, 0, 0 },
722                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
723                         { .duration = 100, .waveFreq = { 440, 0 }, 0, 0 },
724                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
725           .repeatCnt = ToneGenerator::TONEGEN_INF,
726           .repeatSegment = 1 },                              // TONE_ANSI_CALL_WAITING
727         { .segments = { { .duration = 2000, .waveFreq = { 440, 480, 0 }, 0, 0 },
728                         { .duration = 4000, .waveFreq = { 0 }, 0, 0 },
729                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
730           .repeatCnt = ToneGenerator::TONEGEN_INF,
731           .repeatSegment = 0 },                              // TONE_ANSI_RINGTONE
732         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 400, 0 }, 0, 0 },
733                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
734           .repeatCnt = ToneGenerator::TONEGEN_INF,
735           .repeatSegment = 0 },                              // TONE_JAPAN_DIAL
736         { .segments = { { .duration = 500, .waveFreq = { 400, 0 }, 0, 0 },
737                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
738                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
739           .repeatCnt = ToneGenerator::TONEGEN_INF,
740           .repeatSegment = 0 },                              // TONE_JAPAN_BUSY
741         { .segments = { { .duration = 1000, .waveFreq = { 400, 0 }, 0, 0 },
742                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
743                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
744           .repeatCnt = ToneGenerator::TONEGEN_INF,
745           .repeatSegment = 0 },                              // TONE_JAPAN_RADIO_ACK
746         { .segments = { { .duration = 1000, .waveFreq = { 400, 0 }, 0, 0 },
747                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
748                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
749           .repeatCnt = ToneGenerator::TONEGEN_INF,
750           .repeatSegment = 0 },                              // TONE_JAPAN_RINGTONE
751         { .segments = { { .duration = 375, .waveFreq = { 400, 0 }, 0, 0 },
752                         { .duration = 375, .waveFreq = { 0 }, 0, 0 },
753                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
754           .repeatCnt = ToneGenerator::TONEGEN_INF,
755           .repeatSegment = 0 },                              // TONE_GB_BUSY
756         { .segments = { { .duration = 400, .waveFreq = { 400, 0 }, 0, 0 },
757                         { .duration = 350, .waveFreq = { 0 }, 0, 0 },
758                         { .duration = 225, .waveFreq = { 400, 0 }, 0, 0 },
759                         { .duration = 525, .waveFreq = { 0 }, 0, 0 },
760                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
761           .repeatCnt = ToneGenerator::TONEGEN_INF,
762           .repeatSegment = 0 },                              // TONE_GB_CONGESTION
763         { .segments = { { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
764                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
765                         { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
766                         { .duration = 2000, .waveFreq = { 0 }, 0, 0},
767                         { .duration = 0, .waveFreq = { 0 }, 0, 0}},
768           .repeatCnt = ToneGenerator::TONEGEN_INF,
769           .repeatSegment = 0 },                              // TONE_GB_RINGTONE
770         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 400, 425, 450, 0 }, 0, 0 },
771                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
772           .repeatCnt = ToneGenerator::TONEGEN_INF,
773           .repeatSegment = 0 },                              // TONE_AUSTRALIA_DIAL
774         { .segments = { { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
775                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
776                         { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
777                         { .duration = 2000, .waveFreq = { 0 }, 0, 0},
778                         { .duration = 0, .waveFreq = { 0 }, 0, 0}},
779           .repeatCnt = ToneGenerator::TONEGEN_INF,
780           .repeatSegment = 0 },                              // TONE_AUSTRALIA_RINGTONE
781         { .segments = { { .duration = 375, .waveFreq = { 425, 0 }, 0, 0 },
782                         { .duration = 375, .waveFreq = { 0 }, 0, 0 },
783                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
784           .repeatCnt = ToneGenerator::TONEGEN_INF,
785           .repeatSegment = 0 },                              // TONE_AUSTRALIA_BUSY
786         { .segments = { { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
787                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
788                         { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
789                         { .duration = 4400, .waveFreq = { 0 }, 0, 0 },
790                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
791           .repeatCnt = ToneGenerator::TONEGEN_INF,
792           .repeatSegment = 0 },                              // TONE_AUSTRALIA_CALL_WAITING
793         { .segments = { { .duration = 375, .waveFreq = { 425, 0 }, 0, 0 },
794                         { .duration = 375, .waveFreq = { 0 }, 0, 0 },
795                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
796           .repeatCnt = ToneGenerator::TONEGEN_INF,
797           .repeatSegment = 0 },                              // TONE_AUSTRALIA_CONGESTION
798         { .segments = { { .duration = 750, .waveFreq = { 425, 0 }, 0, 0 },
799                         { .duration = 750, .waveFreq = { 0 }, 0, 0 },
800                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
801           .repeatCnt = ToneGenerator::TONEGEN_INF,
802           .repeatSegment = 0 },                              // TONE_SG_BUSY
803         { .segments = { { .duration = 400, .waveFreq = { 401, 425, 449, 0 }, 0, 0 },
804                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
805                         { .duration = 400, .waveFreq = { 401, 425, 449, 0 }, 0, 0 },
806                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
807                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
808           .repeatCnt = ToneGenerator::TONEGEN_INF,
809           .repeatSegment = 0 },                              // TONE_SG_RINGTONE
810         { .segments = { { .duration = 500, .waveFreq = { 480, 620, 0 }, 0, 0 },
811                         { .duration = 500, .waveFreq = { 0 }, 0, 0 },
812                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
813           .repeatCnt = ToneGenerator::TONEGEN_INF,
814           .repeatSegment = 0 },                              // TONE_HK_BUSY
815         { .segments = { { .duration = 400, .waveFreq = { 440, 480, 0 }, 0, 0 },
816                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
817                         { .duration = 400, .waveFreq = { 440, 480, 0 }, 0, 0 },
818                         { .duration = 3000, .waveFreq = { 0 }, 0, 0 },
819                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
820           .repeatCnt = ToneGenerator::TONEGEN_INF,
821           .repeatSegment = 0 },                              // TONE_HK_RINGTONE
822         { .segments = { { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
823                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
824                         { .duration = 400, .waveFreq = { 400, 450, 0 }, 0, 0 },
825                         { .duration = 2000, .waveFreq = { 0 }, 0, 0},
826                         { .duration = 0, .waveFreq = { 0 }, 0, 0}},
827           .repeatCnt = ToneGenerator::TONEGEN_INF,
828           .repeatSegment = 0 },                              // TONE_IE_RINGTONE
829         { .segments = { { .duration = 180, .waveFreq = { 425, 0 }, 0, 0 },
830                         { .duration = 200, .waveFreq = { 0 }, 0, 0 },
831                         { .duration = 200, .waveFreq = { 425, 0 }, 0, 0 },
832                         { .duration = 4500, .waveFreq = { 0 }, 0, 0 },
833                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
834           .repeatCnt = ToneGenerator::TONEGEN_INF,
835           .repeatSegment = 0 },                              // TONE_IE_CALL_WAITING
836         { .segments = { { .duration = ToneGenerator::TONEGEN_INF, .waveFreq = { 375, 400, 425, 0 }, 0, 0 },
837                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
838           .repeatCnt = ToneGenerator::TONEGEN_INF,
839           .repeatSegment = 0 },                              // TONE_INDIA_DIAL
840         { .segments = { { .duration = 750, .waveFreq = { 400, 0 }, 0, 0 },
841                       { .duration = 750, .waveFreq = { 0 }, 0, 0 },
842                       { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
843           .repeatCnt = ToneGenerator::TONEGEN_INF,
844           .repeatSegment = 0 },                               // TONE_INDIA_BUSY
845         { .segments = { { .duration = 250, .waveFreq = { 400, 0 }, 0, 0 },
846                         { .duration = 250, .waveFreq = { 0 }, 0, 0 },
847                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
848           .repeatCnt = ToneGenerator::TONEGEN_INF,
849           .repeatSegment = 0 },                              // TONE_INDIA_CONGESTION
850         { .segments = { { .duration = 200, .waveFreq = { 400, 0 }, 0, 0 },
851                         { .duration = 100, .waveFreq = { 0 }, 0, 0 },
852                         { .duration = 200, .waveFreq = { 400, 0 }, 0, 0 },
853                         { .duration = 7500, .waveFreq = { 0 }, 0, 0 },
854                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
855           .repeatCnt = ToneGenerator::TONEGEN_INF,
856           .repeatSegment = 0 },                              // TONE_INDIA_CALL_WAITING
857         { .segments = { { .duration = 400, .waveFreq = { 375, 400, 425, 0 }, 0, 0 },
858                       { .duration = 200, .waveFreq = { 0 }, 0, 0 },
859                       { .duration = 400, .waveFreq = { 375, 400, 425, 0 }, 0, 0 },
860                       { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
861                       { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
862           .repeatCnt = ToneGenerator::TONEGEN_INF,
863           .repeatSegment = 0 },                               // TONE_INDIA_RINGTONE
864         { .segments = { { .duration = 1000, .waveFreq = { 440, 480, 0 }, 0, 0 },
865                         { .duration = 2000, .waveFreq = { 0 }, 0, 0 },
866                         { .duration = 0 , .waveFreq = { 0 }, 0, 0}},
867           .repeatCnt = ToneGenerator::TONEGEN_INF,
868           .repeatSegment = 0 },                               // TONE_TW_RINGTONE
869 };
870 
871 // Used by ToneGenerator::getToneForRegion() to convert user specified supervisory tone type
872 // to actual tone for current region.
873 const unsigned char /*tone_type*/ ToneGenerator::sToneMappingTable[NUM_REGIONS-1][NUM_SUP_TONES] = {
874         {   // ANSI
875             TONE_ANSI_DIAL,             // TONE_SUP_DIAL
876             TONE_ANSI_BUSY,             // TONE_SUP_BUSY
877             TONE_ANSI_CONGESTION,       // TONE_SUP_CONGESTION
878             TONE_SUP_RADIO_ACK,         // TONE_SUP_RADIO_ACK
879             TONE_SUP_RADIO_NOTAVAIL,    // TONE_SUP_RADIO_NOTAVAIL
880             TONE_SUP_ERROR,             // TONE_SUP_ERROR
881             TONE_ANSI_CALL_WAITING,     // TONE_SUP_CALL_WAITING
882             TONE_ANSI_RINGTONE          // TONE_SUP_RINGTONE
883         },
884         {   // JAPAN
885             TONE_JAPAN_DIAL,             // TONE_SUP_DIAL
886             TONE_JAPAN_BUSY,             // TONE_SUP_BUSY
887             TONE_SUP_CONGESTION,         // TONE_SUP_CONGESTION
888             TONE_JAPAN_RADIO_ACK,        // TONE_SUP_RADIO_ACK
889             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
890             TONE_SUP_ERROR,              // TONE_SUP_ERROR
891             TONE_SUP_CALL_WAITING,       // TONE_SUP_CALL_WAITING
892             TONE_JAPAN_RINGTONE          // TONE_SUP_RINGTONE
893         },
894         {   // GB
895             TONE_ANSI_DIAL,              // TONE_SUP_DIAL
896             TONE_GB_BUSY,                // TONE_SUP_BUSY
897             TONE_GB_CONGESTION,          // TONE_SUP_CONGESTION
898             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
899             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
900             TONE_SUP_ERROR,              // TONE_SUP_ERROR
901             TONE_SUP_CALL_WAITING,       // TONE_SUP_CALL_WAITING
902             TONE_GB_RINGTONE             // TONE_SUP_RINGTONE
903         },
904         {   // AUSTRALIA
905             TONE_AUSTRALIA_DIAL,        // TONE_SUP_DIAL
906             TONE_AUSTRALIA_BUSY,        // TONE_SUP_BUSY
907             TONE_AUSTRALIA_CONGESTION,  // TONE_SUP_CONGESTION
908             TONE_SUP_RADIO_ACK,         // TONE_SUP_RADIO_ACK
909             TONE_SUP_RADIO_NOTAVAIL,    // TONE_SUP_RADIO_NOTAVAIL
910             TONE_SUP_ERROR,             // TONE_SUP_ERROR
911             TONE_AUSTRALIA_CALL_WAITING,// TONE_SUP_CALL_WAITING
912             TONE_AUSTRALIA_RINGTONE     // TONE_SUP_RINGTONE
913         },
914         {   // SINGAPORE
915             TONE_SUP_DIAL,               // TONE_SUP_DIAL
916             TONE_SG_BUSY,                // TONE_SUP_BUSY
917             TONE_SUP_CONGESTION,         // TONE_SUP_CONGESTION
918             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
919             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
920             TONE_SUP_ERROR,              // TONE_SUP_ERROR
921             TONE_SUP_CALL_WAITING,       // TONE_SUP_CALL_WAITING
922             TONE_SG_RINGTONE             // TONE_SUP_RINGTONE
923         },
924         {   // HONGKONG
925             TONE_SUP_DIAL,               // TONE_SUP_DIAL
926             TONE_HK_BUSY,                // TONE_SUP_BUSY
927             TONE_SUP_CONGESTION,         // TONE_SUP_CONGESTION
928             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
929             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
930             TONE_SUP_ERROR,              // TONE_SUP_ERROR
931             TONE_SUP_CALL_WAITING,       // TONE_SUP_CALL_WAITING
932             TONE_HK_RINGTONE             // TONE_SUP_RINGTONE
933         },
934         {   // IRELAND
935             TONE_SUP_DIAL,               // TONE_SUP_DIAL
936             TONE_SUP_BUSY,               // TONE_SUP_BUSY
937             TONE_SUP_CONGESTION,         // TONE_SUP_CONGESTION
938             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
939             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
940             TONE_SUP_ERROR,              // TONE_SUP_ERROR
941             TONE_IE_CALL_WAITING,        // TONE_SUP_CALL_WAITING
942             TONE_IE_RINGTONE             // TONE_SUP_RINGTONE
943         },
944         {   // INDIA
945             TONE_INDIA_DIAL,             // TONE_SUP_DIAL
946             TONE_INDIA_BUSY,             // TONE_SUP_BUSY
947             TONE_INDIA_CONGESTION,       // TONE_SUP_CONGESTION
948             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
949             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
950             TONE_SUP_ERROR,              // TONE_SUP_ERROR
951             TONE_INDIA_CALL_WAITING,     // TONE_SUP_CALL_WAITING
952             TONE_INDIA_RINGTONE          // TONE_SUP_RINGTONE
953         },
954         {   // TAIWAN
955             TONE_SUP_DIAL,               // TONE_SUP_DIAL
956             TONE_SUP_BUSY,               // TONE_SUP_BUSY
957             TONE_SUP_CONGESTION,         // TONE_SUP_CONGESTION
958             TONE_SUP_RADIO_ACK,          // TONE_SUP_RADIO_ACK
959             TONE_SUP_RADIO_NOTAVAIL,     // TONE_SUP_RADIO_NOTAVAIL
960             TONE_SUP_ERROR,              // TONE_SUP_ERROR
961             TONE_SUP_CALL_WAITING,       // TONE_SUP_CALL_WAITING
962             TONE_TW_RINGTONE             // TONE_SUP_RINGTONE
963         }
964 };
965 
966 
967 ////////////////////////////////////////////////////////////////////////////////
968 //                           ToneGenerator class Implementation
969 ////////////////////////////////////////////////////////////////////////////////
970 
971 
972 //---------------------------------- public methods ----------------------------
973 
974 
975 ////////////////////////////////////////////////////////////////////////////////
976 //
977 //    Method:        ToneGenerator::ToneGenerator()
978 //
979 //    Description:    Constructor. Initializes the tone sequencer, intantiates required sine wave
980 //        generators, instantiates output audio track.
981 //
982 //    Input:
983 //        streamType:        Type of stream used for tone playback
984 //        volume:            volume applied to tone (0.0 to 1.0)
985 //
986 //    Output:
987 //        none
988 //
989 ////////////////////////////////////////////////////////////////////////////////
ToneGenerator(audio_stream_type_t streamType,float volume,bool threadCanCallJava,std::string opPackageName)990 ToneGenerator::ToneGenerator(audio_stream_type_t streamType, float volume, bool threadCanCallJava,
991         std::string opPackageName)
992         : mOpPackageName(std::move(opPackageName)) {
993 
994     ALOGV("ToneGenerator constructor: streamType=%d, volume=%f", streamType, volume);
995 
996     mState = TONE_IDLE;
997 
998     if (AudioSystem::getOutputSamplingRate(&mSamplingRate, streamType) != NO_ERROR) {
999         ALOGE("Unable to marshal AudioFlinger");
1000         return;
1001     }
1002     mThreadCanCallJava = threadCanCallJava;
1003     mStreamType = streamType;
1004     mVolume = volume;
1005     mpToneDesc = NULL;
1006     mpNewToneDesc = NULL;
1007     // Generate tone by chunks of 20 ms to keep cadencing precision
1008     mProcessSize = (mSamplingRate * 20) / 1000;
1009 
1010     char value[PROPERTY_VALUE_MAX];
1011     if (property_get("gsm.operator.iso-country", value, "") == 0) {
1012         property_get("gsm.sim.operator.iso-country", value, "");
1013     }
1014     // If dual sim device has two SIM cards inserted and is not registerd to any network,
1015     // "," is set to "gsm.operator.iso-country" prop.
1016     // In this case, "gsm.sim.operator.iso-country" prop should be used.
1017     if (strlen(value) == 1 && strstr(value, ",") != NULL) {
1018         property_get("gsm.sim.operator.iso-country", value, "");
1019     }
1020 
1021     if (strstr(value, "us") != NULL ||
1022         strstr(value, "ca") != NULL) {
1023         mRegion = ANSI;
1024     } else if (strstr(value, "jp") != NULL) {
1025         mRegion = JAPAN;
1026     } else if (strstr(value, "gb") != NULL) {
1027         mRegion = GB;
1028     } else if (strstr(value, "au") != NULL) {
1029         mRegion = AUSTRALIA;
1030     } else if (strstr(value, "sg") != NULL) {
1031         mRegion = SINGAPORE;
1032     } else if (strstr(value, "hk") != NULL) {
1033         mRegion = HONGKONG;
1034     } else if (strstr(value, "ie") != NULL) {
1035         mRegion = IRELAND;
1036     } else if (strstr(value, "in") != NULL) {
1037         mRegion = INDIA;
1038     } else if (strstr(value, "tw") != NULL) {
1039         mRegion = TAIWAN;
1040     } else {
1041         mRegion = CEPT;
1042     }
1043 
1044     if (initAudioTrack()) {
1045         ALOGV("ToneGenerator INIT OK, time: %d", (unsigned int)(systemTime()/1000000));
1046     } else {
1047         ALOGV("!!!ToneGenerator INIT FAILED!!!");
1048     }
1049 }
1050 
1051 
1052 
1053 
1054 ////////////////////////////////////////////////////////////////////////////////
1055 //
1056 //    Method:        ToneGenerator::~ToneGenerator()
1057 //
1058 //    Description:    Destructor. Stop sound playback and delete audio track if
1059 //      needed and delete sine wave generators.
1060 //
1061 //    Input:
1062 //        none
1063 //
1064 //    Output:
1065 //        none
1066 //
1067 ////////////////////////////////////////////////////////////////////////////////
~ToneGenerator()1068 ToneGenerator::~ToneGenerator() {
1069     ALOGV("ToneGenerator destructor");
1070 
1071     if (mpAudioTrack != 0) {
1072         stopTone();
1073         ALOGV("Delete Track: %p", mpAudioTrack.get());
1074         mpAudioTrack.clear();
1075     }
1076     clearWaveGens();
1077 }
1078 
1079 ////////////////////////////////////////////////////////////////////////////////
1080 //
1081 //    Method:        ToneGenerator::startTone()
1082 //
1083 //    Description:    Starts tone playback.
1084 //
1085 //    Input:
1086 //        toneType:        Type of tone generated (values in enum tone_type)
1087 //        durationMs:      The tone duration in milliseconds. If the tone is limited in time by definition,
1088 //              the actual duration will be the minimum of durationMs and the defined tone duration.
1089 //              Ommiting or setting durationMs to -1 does not limit tone duration.
1090 //
1091 //    Output:
1092 //        none
1093 //
1094 ////////////////////////////////////////////////////////////////////////////////
startTone(tone_type toneType,int durationMs)1095 bool ToneGenerator::startTone(tone_type toneType, int durationMs) {
1096     bool lResult = false;
1097     status_t lStatus;
1098 
1099     if (toneType >= NUM_TONES)
1100         return lResult;
1101 
1102     toneType = getToneForRegion(toneType);
1103     if (toneType == TONE_CDMA_SIGNAL_OFF) {
1104         return true;
1105     }
1106 
1107     if (mState == TONE_IDLE) {
1108         ALOGV("startTone: try to re-init AudioTrack");
1109         if (!initAudioTrack()) {
1110             return lResult;
1111         }
1112     }
1113 
1114     ALOGV("startTone toneType %d", toneType);
1115 
1116     mLock.lock();
1117 
1118     // Get descriptor for requested tone
1119     mpNewToneDesc = &sToneDescriptors[toneType];
1120 
1121     mDurationMs = durationMs;
1122 
1123     if (mState == TONE_STOPPED) {
1124         ALOGV("Start waiting for previous tone to stop");
1125         lStatus = mWaitCbkCond.waitRelative(mLock, seconds(3));
1126         if (lStatus != NO_ERROR) {
1127             ALOGE("--- start wait for stop timed out, status %d", lStatus);
1128             mState = TONE_IDLE;
1129             mLock.unlock();
1130             return lResult;
1131         }
1132     }
1133 
1134     if (mState == TONE_INIT) {
1135         if (prepareWave()) {
1136             ALOGV("Immediate start, time %d", (unsigned int)(systemTime()/1000000));
1137             lResult = true;
1138             mState = TONE_STARTING;
1139             if (clock_gettime(CLOCK_MONOTONIC, &mStartTime) != 0) {
1140                 mStartTime.tv_sec = 0;
1141             }
1142             mLock.unlock();
1143             mpAudioTrack->start();
1144             mLock.lock();
1145             if (mState == TONE_STARTING) {
1146                 ALOGV("Wait for start callback");
1147                 lStatus = mWaitCbkCond.waitRelative(mLock, seconds(3));
1148                 if (lStatus != NO_ERROR) {
1149                     ALOGE("--- Immediate start timed out, status %d", lStatus);
1150                     mState = TONE_IDLE;
1151                     lResult = false;
1152                 }
1153             }
1154         } else {
1155             mState = TONE_IDLE;
1156         }
1157     } else {
1158         ALOGV("Delayed start");
1159         mState = TONE_RESTARTING;
1160         mStartTime.tv_sec = 0;
1161         lStatus = mWaitCbkCond.waitRelative(mLock, seconds(3));
1162         if (lStatus == NO_ERROR) {
1163             if (mState != TONE_IDLE) {
1164                 lResult = true;
1165             }
1166             ALOGV("cond received");
1167         } else {
1168             ALOGE("--- Delayed start timed out, status %d", lStatus);
1169             mState = TONE_IDLE;
1170         }
1171     }
1172     mLock.unlock();
1173 
1174     ALOGV_IF(lResult, "Tone started, time %d", (unsigned int)(systemTime()/1000000));
1175     ALOGW_IF(!lResult, "Tone start failed!!!, time %d", (unsigned int)(systemTime()/1000000));
1176 
1177     return lResult;
1178 }
1179 
1180 ////////////////////////////////////////////////////////////////////////////////
1181 //
1182 //    Method:        ToneGenerator::stopTone()
1183 //
1184 //    Description:    Stops tone playback.
1185 //
1186 //    Input:
1187 //        none
1188 //
1189 //    Output:
1190 //        none
1191 //
1192 ////////////////////////////////////////////////////////////////////////////////
stopTone()1193 void ToneGenerator::stopTone() {
1194     ALOGV("stopTone");
1195 
1196     mLock.lock();
1197     if (mState != TONE_IDLE && mState != TONE_INIT) {
1198         if (mState == TONE_PLAYING || mState == TONE_STARTING || mState == TONE_RESTARTING) {
1199             struct timespec stopTime;
1200             // If the start time is valid, make sure that the number of audio samples produced
1201             // corresponds at least to the time between the start and stop commands.
1202             // This is needed in case of cold start of the output stream.
1203             if ((mStartTime.tv_sec != 0) && (clock_gettime(CLOCK_MONOTONIC, &stopTime) == 0)) {
1204                 time_t sec = stopTime.tv_sec - mStartTime.tv_sec;
1205                 auto nsec = stopTime.tv_nsec - mStartTime.tv_nsec;
1206                 if (nsec < 0) {
1207                     --sec;
1208                     nsec += 1000000000;
1209                 }
1210 
1211                 if ((sec + 1) > ((time_t)(INT_MAX / mSamplingRate))) {
1212                     mMaxSmp = sec * mSamplingRate;
1213                 } else {
1214                     // mSamplingRate is always > 1000
1215                     sec = sec * 1000 + nsec / 1000000; // duration in milliseconds
1216                     mMaxSmp = (unsigned int)(((int64_t)sec * mSamplingRate) / 1000);
1217                 }
1218                 ALOGV("stopTone() forcing mMaxSmp to %d, total for far %d", mMaxSmp,  mTotalSmp);
1219             } else {
1220                 mState = TONE_STOPPING;
1221             }
1222         }
1223         ALOGV("waiting cond");
1224         status_t lStatus = mWaitCbkCond.waitRelative(mLock, seconds(3));
1225         if (lStatus == NO_ERROR) {
1226             // If the tone was restarted exit now before calling clearWaveGens();
1227             if (mState != TONE_INIT) {
1228                 mLock.unlock();
1229                 return;
1230             }
1231             ALOGV("track stop complete, time %d", (unsigned int)(systemTime()/1000000));
1232         } else {
1233             ALOGE("--- Stop timed out");
1234             mState = TONE_IDLE;
1235             mpAudioTrack->stop();
1236         }
1237         clearWaveGens();
1238     }
1239 
1240     mLock.unlock();
1241 }
1242 
1243 //---------------------------------- private methods ---------------------------
1244 
1245 
1246 
1247 
1248 ////////////////////////////////////////////////////////////////////////////////
1249 //
1250 //    Method:        ToneGenerator::initAudioTrack()
1251 //
1252 //    Description:    Allocates and configures AudioTrack used for PCM output.
1253 //
1254 //    Input:
1255 //        none
1256 //
1257 //    Output:
1258 //        none
1259 //
1260 ////////////////////////////////////////////////////////////////////////////////
initAudioTrack()1261 bool ToneGenerator::initAudioTrack() {
1262     // Open audio track in mono, PCM 16bit, default sampling rate.
1263     // TODO b/182392769: use attribution source util
1264     AttributionSourceState attributionSource = AttributionSourceState();
1265     attributionSource.packageName = mOpPackageName;
1266     attributionSource.token = sp<BBinder>::make();
1267     mpAudioTrack = new AudioTrack(attributionSource);
1268     ALOGV("AudioTrack(%p) created", mpAudioTrack.get());
1269 
1270     audio_attributes_t attr;
1271     audio_stream_type_t streamType = mStreamType;
1272     if (mStreamType == AUDIO_STREAM_VOICE_CALL) {
1273         streamType = AUDIO_STREAM_DTMF;
1274     }
1275     attr = AudioSystem::streamTypeToAttributes(streamType);
1276 
1277     const size_t frameCount = mProcessSize;
1278     status_t status = mpAudioTrack->set(
1279             AUDIO_STREAM_DEFAULT,
1280             0,    // sampleRate
1281             AUDIO_FORMAT_PCM_16_BIT,
1282             AUDIO_CHANNEL_OUT_MONO,
1283             frameCount,
1284             AUDIO_OUTPUT_FLAG_FAST,
1285             audioCallback,
1286             this, // user
1287             0,    // notificationFrames
1288             0,    // sharedBuffer
1289             mThreadCanCallJava,
1290             AUDIO_SESSION_ALLOCATE,
1291             AudioTrack::TRANSFER_CALLBACK,
1292             nullptr,
1293             attributionSource,
1294             &attr);
1295     // Set caller name so it can be logged in destructor.
1296     // MediaMetricsConstants.h: AMEDIAMETRICS_PROP_CALLERNAME_VALUE_TONEGENERATOR
1297     mpAudioTrack->setCallerName("tonegenerator");
1298     if (status != NO_ERROR) {
1299         ALOGE("AudioTrack(%p) set failed with error %d", mpAudioTrack.get(), status);
1300         mpAudioTrack.clear();
1301         return false;
1302     }
1303 
1304     mpAudioTrack->setVolume(mVolume);
1305     mState = TONE_INIT;
1306     return true;
1307 }
1308 
1309 ////////////////////////////////////////////////////////////////////////////////
1310 //
1311 //    Method:        ToneGenerator::audioCallback()
1312 //
1313 //    Description:    AudioTrack callback implementation. Generates a block of
1314 //        PCM samples
1315 //        and manages tone generator sequencer: tones pulses, tone duration...
1316 //
1317 //    Input:
1318 //        user    reference (pointer to our ToneGenerator)
1319 //        info    audio buffer descriptor
1320 //
1321 //    Output:
1322 //        returned value: always true.
1323 //
1324 ////////////////////////////////////////////////////////////////////////////////
audioCallback(int event,void * user,void * info)1325 void ToneGenerator::audioCallback(int event, void* user, void *info) {
1326 
1327     if (event != AudioTrack::EVENT_MORE_DATA) return;
1328 
1329     AudioTrack::Buffer *buffer = static_cast<AudioTrack::Buffer *>(info);
1330     ToneGenerator *lpToneGen = static_cast<ToneGenerator *>(user);
1331     int16_t *lpOut = buffer->i16;
1332     unsigned int lNumSmp = buffer->size/sizeof(int16_t);
1333     const ToneDescriptor *lpToneDesc = lpToneGen->mpToneDesc;
1334 
1335     if (buffer->size == 0) return;
1336 
1337 
1338     // Clear output buffer: WaveGenerator accumulates into lpOut buffer
1339     memset(lpOut, 0, buffer->size);
1340 
1341     while (lNumSmp) {
1342         unsigned int lReqSmp = lNumSmp < lpToneGen->mProcessSize*2 ? lNumSmp : lpToneGen->mProcessSize;
1343         unsigned int lGenSmp;
1344         unsigned int lWaveCmd = WaveGenerator::WAVEGEN_CONT;
1345         bool lSignal = false;
1346 
1347         lpToneGen->mLock.lock();
1348 
1349 
1350         // Update pcm frame count and end time (current time at the end of this process)
1351         lpToneGen->mTotalSmp += lReqSmp;
1352 
1353         // Update tone gen state machine and select wave gen command
1354         switch (lpToneGen->mState) {
1355         case TONE_PLAYING:
1356             lWaveCmd = WaveGenerator::WAVEGEN_CONT;
1357             break;
1358         case TONE_STARTING:
1359             ALOGV("Starting Cbk");
1360 
1361             lWaveCmd = WaveGenerator::WAVEGEN_START;
1362             break;
1363         case TONE_STOPPING:
1364         case TONE_RESTARTING:
1365             ALOGV("Stop/restart Cbk");
1366 
1367             lWaveCmd = WaveGenerator::WAVEGEN_STOP;
1368             lpToneGen->mNextSegSmp = TONEGEN_INF; // forced to skip state machine management below
1369             break;
1370         case TONE_STOPPED:
1371             ALOGV("Stopped Cbk");
1372             goto audioCallback_EndLoop;
1373         default:
1374             ALOGV("Extra Cbk");
1375             goto audioCallback_EndLoop;
1376         }
1377 
1378         // Exit if tone sequence is over
1379         if (lpToneDesc->segments[lpToneGen->mCurSegment].duration == 0 ||
1380             lpToneGen->mTotalSmp > lpToneGen->mMaxSmp) {
1381             if (lpToneGen->mState == TONE_PLAYING) {
1382                 lpToneGen->mState = TONE_STOPPING;
1383             }
1384             if (lpToneDesc->segments[lpToneGen->mCurSegment].duration == 0) {
1385                 goto audioCallback_EndLoop;
1386             }
1387             // fade out before stopping if maximum duration reached
1388             lWaveCmd = WaveGenerator::WAVEGEN_STOP;
1389             lpToneGen->mNextSegSmp = TONEGEN_INF; // forced to skip state machine management below
1390         }
1391 
1392         if (lpToneGen->mTotalSmp > lpToneGen->mNextSegSmp) {
1393             // Time to go to next sequence segment
1394 
1395             ALOGV("End Segment, time: %d", (unsigned int)(systemTime()/1000000));
1396 
1397             lGenSmp = lReqSmp;
1398 
1399             // If segment,  ON -> OFF transition : ramp volume down
1400             if (lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[0] != 0) {
1401                 lWaveCmd = WaveGenerator::WAVEGEN_STOP;
1402                 unsigned int lFreqIdx = 0;
1403                 uint16_t lFrequency = lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[lFreqIdx];
1404 
1405                 while (lFrequency != 0) {
1406                     WaveGenerator *lpWaveGen = lpToneGen->mWaveGens.valueFor(lFrequency);
1407                     lpWaveGen->getSamples(lpOut, lGenSmp, lWaveCmd);
1408                     lFrequency = lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[++lFreqIdx];
1409                 }
1410                 ALOGV("ON->OFF, lGenSmp: %d, lReqSmp: %d", lGenSmp, lReqSmp);
1411             }
1412 
1413             // check if we need to loop and loop for the reqd times
1414             if (lpToneDesc->segments[lpToneGen->mCurSegment].loopCnt) {
1415                 if (lpToneGen->mLoopCounter < lpToneDesc->segments[lpToneGen->mCurSegment].loopCnt) {
1416                     ALOGV ("in if loop loopCnt(%d) loopctr(%d), CurSeg(%d)",
1417                           lpToneDesc->segments[lpToneGen->mCurSegment].loopCnt,
1418                           lpToneGen->mLoopCounter,
1419                           lpToneGen->mCurSegment);
1420                     lpToneGen->mCurSegment = lpToneDesc->segments[lpToneGen->mCurSegment].loopIndx;
1421                     ++lpToneGen->mLoopCounter;
1422                 } else {
1423                     // completed loop. go to next segment
1424                     lpToneGen->mLoopCounter = 0;
1425                     lpToneGen->mCurSegment++;
1426                     ALOGV ("in else loop loopCnt(%d) loopctr(%d), CurSeg(%d)",
1427                           lpToneDesc->segments[lpToneGen->mCurSegment].loopCnt,
1428                           lpToneGen->mLoopCounter,
1429                           lpToneGen->mCurSegment);
1430                 }
1431             } else {
1432                 lpToneGen->mCurSegment++;
1433                 ALOGV ("Goto next seg loopCnt(%d) loopctr(%d), CurSeg(%d)",
1434                       lpToneDesc->segments[lpToneGen->mCurSegment].loopCnt,
1435                       lpToneGen->mLoopCounter,
1436                       lpToneGen->mCurSegment);
1437 
1438             }
1439 
1440             // Handle loop if last segment reached
1441             if (lpToneDesc->segments[lpToneGen->mCurSegment].duration == 0) {
1442                 ALOGV("Last Seg: %d", lpToneGen->mCurSegment);
1443 
1444                 // Pre increment loop count and restart if total count not reached. Stop sequence otherwise
1445                 if (++lpToneGen->mCurCount <= lpToneDesc->repeatCnt) {
1446                     ALOGV("Repeating Count: %d", lpToneGen->mCurCount);
1447 
1448                     lpToneGen->mCurSegment = lpToneDesc->repeatSegment;
1449                     if (lpToneDesc->segments[lpToneDesc->repeatSegment].waveFreq[0] != 0) {
1450                         lWaveCmd = WaveGenerator::WAVEGEN_START;
1451                     }
1452 
1453                     ALOGV("New segment %d, Next Time: %lld", lpToneGen->mCurSegment,
1454                             ((long long)(lpToneGen->mNextSegSmp)*1000)/lpToneGen->mSamplingRate);
1455 
1456 
1457                 } else {
1458                     lGenSmp = 0;
1459                     ALOGV("End repeat, time: %d", (unsigned int)(systemTime()/1000000));
1460                 }
1461             } else {
1462                 ALOGV("New segment %d, Next Time: %lld", lpToneGen->mCurSegment,
1463                         ((long long)(lpToneGen->mNextSegSmp)*1000)/lpToneGen->mSamplingRate);
1464 
1465                 if (lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[0] != 0) {
1466                     // If next segment is not silent,  OFF -> ON transition : reset wave generator
1467                     lWaveCmd = WaveGenerator::WAVEGEN_START;
1468 
1469                     ALOGV("OFF->ON, lGenSmp: %d, lReqSmp: %d", lGenSmp, lReqSmp);
1470                 } else {
1471                     lGenSmp = 0;
1472                 }
1473             }
1474 
1475             // Update next segment transition position. No harm to do it also for last segment as lpToneGen->mNextSegSmp won't be used any more
1476             lpToneGen->mNextSegSmp
1477                     += (lpToneDesc->segments[lpToneGen->mCurSegment].duration * lpToneGen->mSamplingRate) / 1000;
1478 
1479         } else {
1480             // Inside a segment keep tone ON or OFF
1481             if (lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[0] == 0) {
1482                 lGenSmp = 0;  // If odd segment, tone is currently OFF
1483             } else {
1484                 lGenSmp = lReqSmp;  // If event segment, tone is currently ON
1485             }
1486         }
1487 
1488         if (lGenSmp) {
1489             // If samples must be generated, call all active wave generators and acumulate waves in lpOut
1490             unsigned int lFreqIdx = 0;
1491             uint16_t lFrequency = lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[lFreqIdx];
1492 
1493             while (lFrequency != 0) {
1494                 WaveGenerator *lpWaveGen = lpToneGen->mWaveGens.valueFor(lFrequency);
1495                 lpWaveGen->getSamples(lpOut, lGenSmp, lWaveCmd);
1496                 lFrequency = lpToneDesc->segments[lpToneGen->mCurSegment].waveFreq[++lFreqIdx];
1497             }
1498         }
1499 
1500         lNumSmp -= lReqSmp;
1501         lpOut += lReqSmp;
1502 
1503 audioCallback_EndLoop:
1504 
1505         switch (lpToneGen->mState) {
1506         case TONE_RESTARTING:
1507             ALOGV("Cbk restarting track");
1508             if (lpToneGen->prepareWave()) {
1509                 lpToneGen->mState = TONE_STARTING;
1510                 if (clock_gettime(CLOCK_MONOTONIC, &lpToneGen->mStartTime) != 0) {
1511                     lpToneGen->mStartTime.tv_sec = 0;
1512                 }
1513                 // must reload lpToneDesc as prepareWave() may change mpToneDesc
1514                 lpToneDesc = lpToneGen->mpToneDesc;
1515             } else {
1516                 ALOGW("Cbk restarting prepareWave() failed");
1517                 lpToneGen->mState = TONE_IDLE;
1518                 lpToneGen->mpAudioTrack->stop();
1519                 // Force loop exit
1520                 lNumSmp = 0;
1521             }
1522             lSignal = true;
1523             break;
1524         case TONE_STOPPING:
1525             ALOGV("Cbk Stopping");
1526             lpToneGen->mState = TONE_STOPPED;
1527             // Force loop exit
1528             lNumSmp = 0;
1529             break;
1530         case TONE_STOPPED:
1531             lpToneGen->mState = TONE_INIT;
1532             ALOGV("Cbk Stopped track");
1533             lpToneGen->mpAudioTrack->stop();
1534             // Force loop exit
1535             lNumSmp = 0;
1536             buffer->size = 0;
1537             lSignal = true;
1538             break;
1539         case TONE_STARTING:
1540             ALOGV("Cbk starting track");
1541             lpToneGen->mState = TONE_PLAYING;
1542             lSignal = true;
1543             break;
1544         case TONE_PLAYING:
1545             break;
1546         default:
1547             // Force loop exit
1548             lNumSmp = 0;
1549             buffer->size = 0;
1550             break;
1551         }
1552 
1553         if (lSignal)
1554             lpToneGen->mWaitCbkCond.broadcast();
1555         lpToneGen->mLock.unlock();
1556     }
1557 }
1558 
1559 
1560 ////////////////////////////////////////////////////////////////////////////////
1561 //
1562 //    Method:        ToneGenerator::prepareWave()
1563 //
1564 //    Description:    Prepare wave generators and reset tone sequencer state machine.
1565 //      mpNewToneDesc must have been initialized before calling this function.
1566 //    Input:
1567 //        none
1568 //
1569 //    Output:
1570 //        returned value:   true if wave generators have been created, false otherwise
1571 //
1572 ////////////////////////////////////////////////////////////////////////////////
prepareWave()1573 bool ToneGenerator::prepareWave() {
1574     unsigned int segmentIdx = 0;
1575 
1576     if (mpNewToneDesc == NULL) {
1577         return false;
1578     }
1579 
1580     // Remove existing wave generators if any
1581     clearWaveGens();
1582 
1583     mpToneDesc = mpNewToneDesc;
1584 
1585     if (mDurationMs == -1) {
1586         mMaxSmp = TONEGEN_INF;
1587     } else {
1588         if (mDurationMs > (int)(TONEGEN_INF / mSamplingRate)) {
1589             mMaxSmp = (mDurationMs / 1000) * mSamplingRate;
1590         } else {
1591             mMaxSmp = (mDurationMs * mSamplingRate) / 1000;
1592         }
1593         ALOGV("prepareWave, duration limited to %d ms", mDurationMs);
1594     }
1595 
1596     while (mpToneDesc->segments[segmentIdx].duration) {
1597         // Get total number of sine waves: needed to adapt sine wave gain.
1598         unsigned int lNumWaves = numWaves(segmentIdx);
1599         unsigned int freqIdx = 0;
1600         unsigned int frequency = mpToneDesc->segments[segmentIdx].waveFreq[freqIdx];
1601         while (frequency) {
1602             // Instantiate a wave generator if  ot already done for this frequency
1603             if (mWaveGens.indexOfKey(frequency) == NAME_NOT_FOUND) {
1604                 ToneGenerator::WaveGenerator *lpWaveGen =
1605                         new ToneGenerator::WaveGenerator(mSamplingRate,
1606                                 frequency,
1607                                 TONEGEN_GAIN/lNumWaves);
1608                 mWaveGens.add(frequency, lpWaveGen);
1609             }
1610             frequency = mpNewToneDesc->segments[segmentIdx].waveFreq[++freqIdx];
1611         }
1612         segmentIdx++;
1613     }
1614 
1615     // Initialize tone sequencer
1616     mTotalSmp = 0;
1617     mCurSegment = 0;
1618     mCurCount = 0;
1619     mLoopCounter = 0;
1620     if (mpToneDesc->segments[0].duration == TONEGEN_INF) {
1621         mNextSegSmp = TONEGEN_INF;
1622     } else{
1623         mNextSegSmp = (mpToneDesc->segments[0].duration * mSamplingRate) / 1000;
1624     }
1625 
1626     return true;
1627 }
1628 
1629 
1630 ////////////////////////////////////////////////////////////////////////////////
1631 //
1632 //    Method:        ToneGenerator::numWaves()
1633 //
1634 //    Description:    Count number of sine waves needed to generate a tone segment (e.g 2 for DTMF).
1635 //
1636 //    Input:
1637 //        segmentIdx        tone segment index
1638 //
1639 //    Output:
1640 //        returned value:    nummber of sine waves
1641 //
1642 ////////////////////////////////////////////////////////////////////////////////
numWaves(unsigned int segmentIdx)1643 unsigned int ToneGenerator::numWaves(unsigned int segmentIdx) {
1644     unsigned int lCnt = 0;
1645 
1646     if (mpToneDesc->segments[segmentIdx].duration) {
1647         while (mpToneDesc->segments[segmentIdx].waveFreq[lCnt]) {
1648             lCnt++;
1649         }
1650         lCnt++;
1651     }
1652 
1653     return lCnt;
1654 }
1655 
1656 
1657 ////////////////////////////////////////////////////////////////////////////////
1658 //
1659 //    Method:        ToneGenerator::clearWaveGens()
1660 //
1661 //    Description:    Removes all wave generators.
1662 //
1663 //    Input:
1664 //        none
1665 //
1666 //    Output:
1667 //        none
1668 //
1669 ////////////////////////////////////////////////////////////////////////////////
clearWaveGens()1670 void ToneGenerator::clearWaveGens() {
1671     ALOGV("Clearing mWaveGens:");
1672 
1673     for (size_t lIdx = 0; lIdx < mWaveGens.size(); lIdx++) {
1674         delete mWaveGens.valueAt(lIdx);
1675     }
1676     mWaveGens.clear();
1677 }
1678 
1679 ////////////////////////////////////////////////////////////////////////////////
1680 //
1681 //    Method:       ToneGenerator::getToneForRegion()
1682 //
1683 //    Description:  Get correct ringtone type according to current region.
1684 //      The corrected ring tone type is the tone descriptor index in sToneDescriptors[].
1685 //
1686 //    Input:
1687 //        none
1688 //
1689 //    Output:
1690 //        none
1691 //
1692 ////////////////////////////////////////////////////////////////////////////////
getToneForRegion(tone_type toneType)1693 ToneGenerator::tone_type ToneGenerator::getToneForRegion(tone_type toneType) {
1694     tone_type regionTone;
1695 
1696     if (mRegion == CEPT || toneType < FIRST_SUP_TONE || toneType > LAST_SUP_TONE) {
1697         regionTone = toneType;
1698     } else {
1699         regionTone = (tone_type) sToneMappingTable[mRegion][toneType - FIRST_SUP_TONE];
1700     }
1701 
1702     ALOGV("getToneForRegion, tone %d, region %d, regionTone %d", toneType, mRegion, regionTone);
1703 
1704     return regionTone;
1705 }
1706 
1707 
1708 ////////////////////////////////////////////////////////////////////////////////
1709 //                WaveGenerator::WaveGenerator class    Implementation
1710 ////////////////////////////////////////////////////////////////////////////////
1711 
1712 //---------------------------------- public methods ----------------------------
1713 
1714 ////////////////////////////////////////////////////////////////////////////////
1715 //
1716 //    Method:        WaveGenerator::WaveGenerator()
1717 //
1718 //    Description:    Constructor.
1719 //
1720 //    Input:
1721 //        samplingRate:    Output sampling rate in Hz
1722 //        frequency:       Frequency of the sine wave to generate in Hz
1723 //        volume:          volume (0.0 to 1.0)
1724 //
1725 //    Output:
1726 //        none
1727 //
1728 ////////////////////////////////////////////////////////////////////////////////
WaveGenerator(uint32_t samplingRate,uint16_t frequency,float volume)1729 ToneGenerator::WaveGenerator::WaveGenerator(uint32_t samplingRate,
1730         uint16_t frequency, float volume) {
1731     double d0;
1732     double F_div_Fs;  // frequency / samplingRate
1733 
1734     F_div_Fs = frequency / (double)samplingRate;
1735     d0 = - (float)GEN_AMP * sin(2 * M_PI * F_div_Fs);
1736     mS2_0 = (int16_t)d0;
1737     mS1 = 0;
1738     mS2 = mS2_0;
1739 
1740     mAmplitude_Q15 = (int16_t)(32767. * 32767. * volume / GEN_AMP);
1741     // take some margin for amplitude fluctuation
1742     if (mAmplitude_Q15 > 32500)
1743         mAmplitude_Q15 = 32500;
1744 
1745     d0 = 32768.0 * cos(2 * M_PI * F_div_Fs);  // Q14*2*cos()
1746     if (d0 > 32767)
1747         d0 = 32767;
1748     mA1_Q14 = (int16_t) d0;
1749 
1750     ALOGV("WaveGenerator init, mA1_Q14: %d, mS2_0: %d, mAmplitude_Q15: %d",
1751             mA1_Q14, mS2_0, mAmplitude_Q15);
1752 }
1753 
1754 ////////////////////////////////////////////////////////////////////////////////
1755 //
1756 //    Method:        WaveGenerator::~WaveGenerator()
1757 //
1758 //    Description:    Destructor.
1759 //
1760 //    Input:
1761 //        none
1762 //
1763 //    Output:
1764 //        none
1765 //
1766 ////////////////////////////////////////////////////////////////////////////////
~WaveGenerator()1767 ToneGenerator::WaveGenerator::~WaveGenerator() {
1768 }
1769 
1770 ////////////////////////////////////////////////////////////////////////////////
1771 //
1772 //    Method:        WaveGenerator::getSamples()
1773 //
1774 //    Description:    Generates count samples of a sine wave and accumulates
1775 //        result in outBuffer.
1776 //
1777 //    Input:
1778 //        outBuffer:      Output buffer where to accumulate samples.
1779 //        count:          number of samples to produce.
1780 //        command:        special action requested (see enum gen_command).
1781 //
1782 //    Output:
1783 //        none
1784 //
1785 ////////////////////////////////////////////////////////////////////////////////
getSamples(int16_t * outBuffer,unsigned int count,unsigned int command)1786 void ToneGenerator::WaveGenerator::getSamples(int16_t *outBuffer,
1787         unsigned int count, unsigned int command) {
1788     long lS1, lS2;
1789     long lA1, lAmplitude;
1790     long Sample;  // current sample
1791 
1792     // init local
1793     if (command == WAVEGEN_START) {
1794         lS1 = (long)0;
1795         lS2 = (long)mS2_0;
1796     } else {
1797         lS1 = mS1;
1798         lS2 = mS2;
1799     }
1800     lA1 = (long)mA1_Q14;
1801     lAmplitude = (long)mAmplitude_Q15;
1802 
1803     if (command == WAVEGEN_STOP) {
1804         lAmplitude <<= 16;
1805         if (count == 0) {
1806             return;
1807         }
1808         long dec = lAmplitude/count;
1809         // loop generation
1810         while (count) {
1811             count--;
1812             Sample = ((lA1 * lS1) >> S_Q14) - lS2;
1813             // shift delay
1814             lS2 = lS1;
1815             lS1 = Sample;
1816             Sample = ((lAmplitude>>16) * Sample) >> S_Q15;
1817             *(outBuffer++) += (int16_t)Sample;  // put result in buffer
1818             lAmplitude -= dec;
1819         }
1820     } else {
1821         // loop generation
1822         while (count) {
1823             count--;
1824             Sample = ((lA1 * lS1) >> S_Q14) - lS2;
1825             // shift delay
1826             lS2 = lS1;
1827             lS1 = Sample;
1828             Sample = (lAmplitude * Sample) >> S_Q15;
1829             *(outBuffer++) += (int16_t)Sample;  // put result in buffer
1830         }
1831     }
1832 
1833     // save status
1834     mS1 = lS1;
1835     mS2 = lS2;
1836 }
1837 
1838 }  // end namespace android
1839