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