1 /*
2 * Copyright 2016 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 #include <dlfcn.h>
18 #include <oboe/Utilities.h>
19 #include "common/OboeDebug.h"
20 #include "AAudioLoader.h"
21
22 #define LIB_AAUDIO_NAME "libaaudio.so"
23
24 namespace oboe {
25
~AAudioLoader()26 AAudioLoader::~AAudioLoader() {
27 // Issue 360: thread_local variables with non-trivial destructors
28 // will cause segfaults if the containing library is dlclose()ed on
29 // devices running M or newer, or devices before M when using a static STL.
30 // The simple workaround is to not call dlclose.
31 // https://github.com/android/ndk/wiki/Changelog-r22#known-issues
32 //
33 // The libaaudio and libaaudioclient do not use thread_local.
34 // But, to be safe, we should avoid dlclose() if possible.
35 // Because AAudioLoader is a static Singleton, we can safely skip
36 // calling dlclose() without causing a resource leak.
37 LOGI("%s() dlclose(%s) not called, OK", __func__, LIB_AAUDIO_NAME);
38 }
39
getInstance()40 AAudioLoader* AAudioLoader::getInstance() {
41 static AAudioLoader instance;
42 return &instance;
43 }
44
open()45 int AAudioLoader::open() {
46 if (mLibHandle != nullptr) {
47 return 0;
48 }
49
50 // Use RTLD_NOW to avoid the unpredictable behavior that RTLD_LAZY can cause.
51 // Also resolving all the links now will prevent a run-time penalty later.
52 mLibHandle = dlopen(LIB_AAUDIO_NAME, RTLD_NOW);
53 if (mLibHandle == nullptr) {
54 LOGI("AAudioLoader::open() could not find " LIB_AAUDIO_NAME);
55 return -1; // TODO review return code
56 } else {
57 LOGD("AAudioLoader(): dlopen(%s) returned %p", LIB_AAUDIO_NAME, mLibHandle);
58 }
59
60 // Load all the function pointers.
61 createStreamBuilder = load_I_PPB("AAudio_createStreamBuilder");
62 builder_openStream = load_I_PBPPS("AAudioStreamBuilder_openStream");
63
64 builder_setChannelCount = load_V_PBI("AAudioStreamBuilder_setChannelCount");
65 if (builder_setChannelCount == nullptr) {
66 // Use old deprecated alias if needed.
67 builder_setChannelCount = load_V_PBI("AAudioStreamBuilder_setSamplesPerFrame");
68 }
69
70 builder_setBufferCapacityInFrames = load_V_PBI("AAudioStreamBuilder_setBufferCapacityInFrames");
71 builder_setDeviceId = load_V_PBI("AAudioStreamBuilder_setDeviceId");
72 builder_setDirection = load_V_PBI("AAudioStreamBuilder_setDirection");
73 builder_setFormat = load_V_PBI("AAudioStreamBuilder_setFormat");
74 builder_setFramesPerDataCallback = load_V_PBI("AAudioStreamBuilder_setFramesPerDataCallback");
75 builder_setSharingMode = load_V_PBI("AAudioStreamBuilder_setSharingMode");
76 builder_setPerformanceMode = load_V_PBI("AAudioStreamBuilder_setPerformanceMode");
77 builder_setSampleRate = load_V_PBI("AAudioStreamBuilder_setSampleRate");
78
79 if (getSdkVersion() >= __ANDROID_API_P__){
80 builder_setUsage = load_V_PBI("AAudioStreamBuilder_setUsage");
81 builder_setContentType = load_V_PBI("AAudioStreamBuilder_setContentType");
82 builder_setInputPreset = load_V_PBI("AAudioStreamBuilder_setInputPreset");
83 builder_setSessionId = load_V_PBI("AAudioStreamBuilder_setSessionId");
84 }
85
86 if (getSdkVersion() >= __ANDROID_API_Q__){
87 builder_setAllowedCapturePolicy = load_V_PBI("AAudioStreamBuilder_setAllowedCapturePolicy");
88 }
89
90 if (getSdkVersion() >= __ANDROID_API_R__){
91 builder_setPrivacySensitive = load_V_PBO("AAudioStreamBuilder_setPrivacySensitive");
92 }
93
94 if (getSdkVersion() >= __ANDROID_API_S__){
95 builder_setPackageName = load_V_PBCPH("AAudioStreamBuilder_setPackageName");
96 builder_setAttributionTag = load_V_PBCPH("AAudioStreamBuilder_setAttributionTag");
97 }
98
99 if (getSdkVersion() >= __ANDROID_API_S_V2__) {
100 builder_setChannelMask = load_V_PBU("AAudioStreamBuilder_setChannelMask");
101 builder_setIsContentSpatialized = load_V_PBO("AAudioStreamBuilder_setIsContentSpatialized");
102 builder_setSpatializationBehavior = load_V_PBI("AAudioStreamBuilder_setSpatializationBehavior");
103 }
104
105 builder_delete = load_I_PB("AAudioStreamBuilder_delete");
106
107
108 builder_setDataCallback = load_V_PBPDPV("AAudioStreamBuilder_setDataCallback");
109 builder_setErrorCallback = load_V_PBPEPV("AAudioStreamBuilder_setErrorCallback");
110
111 stream_read = load_I_PSPVIL("AAudioStream_read");
112
113 stream_write = load_I_PSCPVIL("AAudioStream_write");
114
115 stream_waitForStateChange = load_I_PSTPTL("AAudioStream_waitForStateChange");
116
117 stream_getTimestamp = load_I_PSKPLPL("AAudioStream_getTimestamp");
118
119 stream_getChannelCount = load_I_PS("AAudioStream_getChannelCount");
120 if (stream_getChannelCount == nullptr) {
121 // Use old alias if needed.
122 stream_getChannelCount = load_I_PS("AAudioStream_getSamplesPerFrame");
123 }
124
125 if (getSdkVersion() >= __ANDROID_API_R__) {
126 stream_release = load_I_PS("AAudioStream_release");
127 }
128
129 stream_close = load_I_PS("AAudioStream_close");
130
131 stream_getBufferSize = load_I_PS("AAudioStream_getBufferSizeInFrames");
132 stream_getDeviceId = load_I_PS("AAudioStream_getDeviceId");
133 stream_getBufferCapacity = load_I_PS("AAudioStream_getBufferCapacityInFrames");
134 stream_getFormat = load_F_PS("AAudioStream_getFormat");
135 stream_getFramesPerBurst = load_I_PS("AAudioStream_getFramesPerBurst");
136 stream_getFramesRead = load_L_PS("AAudioStream_getFramesRead");
137 stream_getFramesWritten = load_L_PS("AAudioStream_getFramesWritten");
138 stream_getPerformanceMode = load_I_PS("AAudioStream_getPerformanceMode");
139 stream_getSampleRate = load_I_PS("AAudioStream_getSampleRate");
140 stream_getSharingMode = load_I_PS("AAudioStream_getSharingMode");
141 stream_getState = load_I_PS("AAudioStream_getState");
142 stream_getXRunCount = load_I_PS("AAudioStream_getXRunCount");
143
144 stream_requestStart = load_I_PS("AAudioStream_requestStart");
145 stream_requestPause = load_I_PS("AAudioStream_requestPause");
146 stream_requestFlush = load_I_PS("AAudioStream_requestFlush");
147 stream_requestStop = load_I_PS("AAudioStream_requestStop");
148
149 stream_setBufferSize = load_I_PSI("AAudioStream_setBufferSizeInFrames");
150
151 convertResultToText = load_CPH_I("AAudio_convertResultToText");
152
153 if (getSdkVersion() >= __ANDROID_API_P__){
154 stream_getUsage = load_I_PS("AAudioStream_getUsage");
155 stream_getContentType = load_I_PS("AAudioStream_getContentType");
156 stream_getInputPreset = load_I_PS("AAudioStream_getInputPreset");
157 stream_getSessionId = load_I_PS("AAudioStream_getSessionId");
158 }
159
160 if (getSdkVersion() >= __ANDROID_API_Q__){
161 stream_getAllowedCapturePolicy = load_I_PS("AAudioStream_getAllowedCapturePolicy");
162 }
163
164 if (getSdkVersion() >= __ANDROID_API_R__){
165 stream_isPrivacySensitive = load_O_PS("AAudioStream_isPrivacySensitive");
166 }
167
168 if (getSdkVersion() >= __ANDROID_API_S_V2__) {
169 stream_getChannelMask = load_U_PS("AAudioStream_getChannelMask");
170 stream_isContentSpatialized = load_O_PS("AAudioStream_isContentSpatialized");
171 stream_getSpatializationBehavior = load_I_PS("AAudioStream_getSpatializationBehavior");
172 }
173
174 if (getSdkVersion() >= __ANDROID_API_U__) {
175 stream_getHardwareChannelCount = load_I_PS("AAudioStream_getHardwareChannelCount");
176 stream_getHardwareSampleRate = load_I_PS("AAudioStream_getHardwareSampleRate");
177 stream_getHardwareFormat = load_F_PS("AAudioStream_getHardwareFormat");
178 }
179
180 return 0;
181 }
182
AAudioLoader_check(void * proc,const char * functionName)183 static void AAudioLoader_check(void *proc, const char *functionName) {
184 if (proc == nullptr) {
185 LOGW("AAudioLoader could not find %s", functionName);
186 }
187 }
188
load_I_PPB(const char * functionName)189 AAudioLoader::signature_I_PPB AAudioLoader::load_I_PPB(const char *functionName) {
190 void *proc = dlsym(mLibHandle, functionName);
191 AAudioLoader_check(proc, functionName);
192 return reinterpret_cast<signature_I_PPB>(proc);
193 }
194
load_CPH_I(const char * functionName)195 AAudioLoader::signature_CPH_I AAudioLoader::load_CPH_I(const char *functionName) {
196 void *proc = dlsym(mLibHandle, functionName);
197 AAudioLoader_check(proc, functionName);
198 return reinterpret_cast<signature_CPH_I>(proc);
199 }
200
load_V_PBI(const char * functionName)201 AAudioLoader::signature_V_PBI AAudioLoader::load_V_PBI(const char *functionName) {
202 void *proc = dlsym(mLibHandle, functionName);
203 AAudioLoader_check(proc, functionName);
204 return reinterpret_cast<signature_V_PBI>(proc);
205 }
206
load_V_PBCPH(const char * functionName)207 AAudioLoader::signature_V_PBCPH AAudioLoader::load_V_PBCPH(const char *functionName) {
208 void *proc = dlsym(mLibHandle, functionName);
209 AAudioLoader_check(proc, functionName);
210 return reinterpret_cast<signature_V_PBCPH>(proc);
211 }
212
load_V_PBPDPV(const char * functionName)213 AAudioLoader::signature_V_PBPDPV AAudioLoader::load_V_PBPDPV(const char *functionName) {
214 void *proc = dlsym(mLibHandle, functionName);
215 AAudioLoader_check(proc, functionName);
216 return reinterpret_cast<signature_V_PBPDPV>(proc);
217 }
218
load_V_PBPEPV(const char * functionName)219 AAudioLoader::signature_V_PBPEPV AAudioLoader::load_V_PBPEPV(const char *functionName) {
220 void *proc = dlsym(mLibHandle, functionName);
221 AAudioLoader_check(proc, functionName);
222 return reinterpret_cast<signature_V_PBPEPV>(proc);
223 }
224
load_I_PSI(const char * functionName)225 AAudioLoader::signature_I_PSI AAudioLoader::load_I_PSI(const char *functionName) {
226 void *proc = dlsym(mLibHandle, functionName);
227 AAudioLoader_check(proc, functionName);
228 return reinterpret_cast<signature_I_PSI>(proc);
229 }
230
load_I_PS(const char * functionName)231 AAudioLoader::signature_I_PS AAudioLoader::load_I_PS(const char *functionName) {
232 void *proc = dlsym(mLibHandle, functionName);
233 AAudioLoader_check(proc, functionName);
234 return reinterpret_cast<signature_I_PS>(proc);
235 }
236
load_L_PS(const char * functionName)237 AAudioLoader::signature_L_PS AAudioLoader::load_L_PS(const char *functionName) {
238 void *proc = dlsym(mLibHandle, functionName);
239 AAudioLoader_check(proc, functionName);
240 return reinterpret_cast<signature_L_PS>(proc);
241 }
242
load_F_PS(const char * functionName)243 AAudioLoader::signature_F_PS AAudioLoader::load_F_PS(const char *functionName) {
244 void *proc = dlsym(mLibHandle, functionName);
245 AAudioLoader_check(proc, functionName);
246 return reinterpret_cast<signature_F_PS>(proc);
247 }
248
load_O_PS(const char * functionName)249 AAudioLoader::signature_O_PS AAudioLoader::load_O_PS(const char *functionName) {
250 void *proc = dlsym(mLibHandle, functionName);
251 AAudioLoader_check(proc, functionName);
252 return reinterpret_cast<signature_O_PS>(proc);
253 }
254
load_I_PB(const char * functionName)255 AAudioLoader::signature_I_PB AAudioLoader::load_I_PB(const char *functionName) {
256 void *proc = dlsym(mLibHandle, functionName);
257 AAudioLoader_check(proc, functionName);
258 return reinterpret_cast<signature_I_PB>(proc);
259 }
260
load_I_PBPPS(const char * functionName)261 AAudioLoader::signature_I_PBPPS AAudioLoader::load_I_PBPPS(const char *functionName) {
262 void *proc = dlsym(mLibHandle, functionName);
263 AAudioLoader_check(proc, functionName);
264 return reinterpret_cast<signature_I_PBPPS>(proc);
265 }
266
load_I_PSCPVIL(const char * functionName)267 AAudioLoader::signature_I_PSCPVIL AAudioLoader::load_I_PSCPVIL(const char *functionName) {
268 void *proc = dlsym(mLibHandle, functionName);
269 AAudioLoader_check(proc, functionName);
270 return reinterpret_cast<signature_I_PSCPVIL>(proc);
271 }
272
load_I_PSPVIL(const char * functionName)273 AAudioLoader::signature_I_PSPVIL AAudioLoader::load_I_PSPVIL(const char *functionName) {
274 void *proc = dlsym(mLibHandle, functionName);
275 AAudioLoader_check(proc, functionName);
276 return reinterpret_cast<signature_I_PSPVIL>(proc);
277 }
278
load_I_PSTPTL(const char * functionName)279 AAudioLoader::signature_I_PSTPTL AAudioLoader::load_I_PSTPTL(const char *functionName) {
280 void *proc = dlsym(mLibHandle, functionName);
281 AAudioLoader_check(proc, functionName);
282 return reinterpret_cast<signature_I_PSTPTL>(proc);
283 }
284
load_I_PSKPLPL(const char * functionName)285 AAudioLoader::signature_I_PSKPLPL AAudioLoader::load_I_PSKPLPL(const char *functionName) {
286 void *proc = dlsym(mLibHandle, functionName);
287 AAudioLoader_check(proc, functionName);
288 return reinterpret_cast<signature_I_PSKPLPL>(proc);
289 }
290
load_V_PBU(const char * functionName)291 AAudioLoader::signature_V_PBU AAudioLoader::load_V_PBU(const char *functionName) {
292 void *proc = dlsym(mLibHandle, functionName);
293 AAudioLoader_check(proc, functionName);
294 return reinterpret_cast<signature_V_PBU>(proc);
295 }
296
load_U_PS(const char * functionName)297 AAudioLoader::signature_U_PS AAudioLoader::load_U_PS(const char *functionName) {
298 void *proc = dlsym(mLibHandle, functionName);
299 AAudioLoader_check(proc, functionName);
300 return reinterpret_cast<signature_U_PS>(proc);
301 }
302
load_V_PBO(const char * functionName)303 AAudioLoader::signature_V_PBO AAudioLoader::load_V_PBO(const char *functionName) {
304 void *proc = dlsym(mLibHandle, functionName);
305 AAudioLoader_check(proc, functionName);
306 return reinterpret_cast<signature_V_PBO>(proc);
307 }
308
309 // Ensure that all AAudio primitive data types are int32_t
310 #define ASSERT_INT32(type) static_assert(std::is_same<int32_t, type>::value, \
311 #type" must be int32_t")
312
313 // Ensure that all AAudio primitive data types are uint32_t
314 #define ASSERT_UINT32(type) static_assert(std::is_same<uint32_t, type>::value, \
315 #type" must be uint32_t")
316
317 #define ERRMSG "Oboe constants must match AAudio constants."
318
319 // These asserts help verify that the Oboe definitions match the equivalent AAudio definitions.
320 // This code is in this .cpp file so it only gets tested once.
321 #ifdef AAUDIO_AAUDIO_H
322
323 ASSERT_INT32(aaudio_stream_state_t);
324 ASSERT_INT32(aaudio_direction_t);
325 ASSERT_INT32(aaudio_format_t);
326 ASSERT_INT32(aaudio_data_callback_result_t);
327 ASSERT_INT32(aaudio_result_t);
328 ASSERT_INT32(aaudio_sharing_mode_t);
329 ASSERT_INT32(aaudio_performance_mode_t);
330
331 static_assert((int32_t)StreamState::Uninitialized == AAUDIO_STREAM_STATE_UNINITIALIZED, ERRMSG);
332 static_assert((int32_t)StreamState::Unknown == AAUDIO_STREAM_STATE_UNKNOWN, ERRMSG);
333 static_assert((int32_t)StreamState::Open == AAUDIO_STREAM_STATE_OPEN, ERRMSG);
334 static_assert((int32_t)StreamState::Starting == AAUDIO_STREAM_STATE_STARTING, ERRMSG);
335 static_assert((int32_t)StreamState::Started == AAUDIO_STREAM_STATE_STARTED, ERRMSG);
336 static_assert((int32_t)StreamState::Pausing == AAUDIO_STREAM_STATE_PAUSING, ERRMSG);
337 static_assert((int32_t)StreamState::Paused == AAUDIO_STREAM_STATE_PAUSED, ERRMSG);
338 static_assert((int32_t)StreamState::Flushing == AAUDIO_STREAM_STATE_FLUSHING, ERRMSG);
339 static_assert((int32_t)StreamState::Flushed == AAUDIO_STREAM_STATE_FLUSHED, ERRMSG);
340 static_assert((int32_t)StreamState::Stopping == AAUDIO_STREAM_STATE_STOPPING, ERRMSG);
341 static_assert((int32_t)StreamState::Stopped == AAUDIO_STREAM_STATE_STOPPED, ERRMSG);
342 static_assert((int32_t)StreamState::Closing == AAUDIO_STREAM_STATE_CLOSING, ERRMSG);
343 static_assert((int32_t)StreamState::Closed == AAUDIO_STREAM_STATE_CLOSED, ERRMSG);
344 static_assert((int32_t)StreamState::Disconnected == AAUDIO_STREAM_STATE_DISCONNECTED, ERRMSG);
345
346 static_assert((int32_t)Direction::Output == AAUDIO_DIRECTION_OUTPUT, ERRMSG);
347 static_assert((int32_t)Direction::Input == AAUDIO_DIRECTION_INPUT, ERRMSG);
348
349 static_assert((int32_t)AudioFormat::Invalid == AAUDIO_FORMAT_INVALID, ERRMSG);
350 static_assert((int32_t)AudioFormat::Unspecified == AAUDIO_FORMAT_UNSPECIFIED, ERRMSG);
351 static_assert((int32_t)AudioFormat::I16 == AAUDIO_FORMAT_PCM_I16, ERRMSG);
352 static_assert((int32_t)AudioFormat::Float == AAUDIO_FORMAT_PCM_FLOAT, ERRMSG);
353
354 static_assert((int32_t)DataCallbackResult::Continue == AAUDIO_CALLBACK_RESULT_CONTINUE, ERRMSG);
355 static_assert((int32_t)DataCallbackResult::Stop == AAUDIO_CALLBACK_RESULT_STOP, ERRMSG);
356
357 static_assert((int32_t)Result::OK == AAUDIO_OK, ERRMSG);
358 static_assert((int32_t)Result::ErrorBase == AAUDIO_ERROR_BASE, ERRMSG);
359 static_assert((int32_t)Result::ErrorDisconnected == AAUDIO_ERROR_DISCONNECTED, ERRMSG);
360 static_assert((int32_t)Result::ErrorIllegalArgument == AAUDIO_ERROR_ILLEGAL_ARGUMENT, ERRMSG);
361 static_assert((int32_t)Result::ErrorInternal == AAUDIO_ERROR_INTERNAL, ERRMSG);
362 static_assert((int32_t)Result::ErrorInvalidState == AAUDIO_ERROR_INVALID_STATE, ERRMSG);
363 static_assert((int32_t)Result::ErrorInvalidHandle == AAUDIO_ERROR_INVALID_HANDLE, ERRMSG);
364 static_assert((int32_t)Result::ErrorUnimplemented == AAUDIO_ERROR_UNIMPLEMENTED, ERRMSG);
365 static_assert((int32_t)Result::ErrorUnavailable == AAUDIO_ERROR_UNAVAILABLE, ERRMSG);
366 static_assert((int32_t)Result::ErrorNoFreeHandles == AAUDIO_ERROR_NO_FREE_HANDLES, ERRMSG);
367 static_assert((int32_t)Result::ErrorNoMemory == AAUDIO_ERROR_NO_MEMORY, ERRMSG);
368 static_assert((int32_t)Result::ErrorNull == AAUDIO_ERROR_NULL, ERRMSG);
369 static_assert((int32_t)Result::ErrorTimeout == AAUDIO_ERROR_TIMEOUT, ERRMSG);
370 static_assert((int32_t)Result::ErrorWouldBlock == AAUDIO_ERROR_WOULD_BLOCK, ERRMSG);
371 static_assert((int32_t)Result::ErrorInvalidFormat == AAUDIO_ERROR_INVALID_FORMAT, ERRMSG);
372 static_assert((int32_t)Result::ErrorOutOfRange == AAUDIO_ERROR_OUT_OF_RANGE, ERRMSG);
373 static_assert((int32_t)Result::ErrorNoService == AAUDIO_ERROR_NO_SERVICE, ERRMSG);
374 static_assert((int32_t)Result::ErrorInvalidRate == AAUDIO_ERROR_INVALID_RATE, ERRMSG);
375
376 static_assert((int32_t)SharingMode::Exclusive == AAUDIO_SHARING_MODE_EXCLUSIVE, ERRMSG);
377 static_assert((int32_t)SharingMode::Shared == AAUDIO_SHARING_MODE_SHARED, ERRMSG);
378
379 static_assert((int32_t)PerformanceMode::None == AAUDIO_PERFORMANCE_MODE_NONE, ERRMSG);
380 static_assert((int32_t)PerformanceMode::PowerSaving
381 == AAUDIO_PERFORMANCE_MODE_POWER_SAVING, ERRMSG);
382 static_assert((int32_t)PerformanceMode::LowLatency
383 == AAUDIO_PERFORMANCE_MODE_LOW_LATENCY, ERRMSG);
384
385 // The aaudio_ usage, content and input_preset types were added in NDK 17,
386 // which is the first version to support Android Pie (API 28).
387 #if __NDK_MAJOR__ >= 17
388
389 ASSERT_INT32(aaudio_usage_t);
390 ASSERT_INT32(aaudio_content_type_t);
391 ASSERT_INT32(aaudio_input_preset_t);
392
393 static_assert((int32_t)Usage::Media == AAUDIO_USAGE_MEDIA, ERRMSG);
394 static_assert((int32_t)Usage::VoiceCommunication == AAUDIO_USAGE_VOICE_COMMUNICATION, ERRMSG);
395 static_assert((int32_t)Usage::VoiceCommunicationSignalling
396 == AAUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING, ERRMSG);
397 static_assert((int32_t)Usage::Alarm == AAUDIO_USAGE_ALARM, ERRMSG);
398 static_assert((int32_t)Usage::Notification == AAUDIO_USAGE_NOTIFICATION, ERRMSG);
399 static_assert((int32_t)Usage::NotificationRingtone == AAUDIO_USAGE_NOTIFICATION_RINGTONE, ERRMSG);
400 static_assert((int32_t)Usage::NotificationEvent == AAUDIO_USAGE_NOTIFICATION_EVENT, ERRMSG);
401 static_assert((int32_t)Usage::AssistanceAccessibility == AAUDIO_USAGE_ASSISTANCE_ACCESSIBILITY, ERRMSG);
402 static_assert((int32_t)Usage::AssistanceNavigationGuidance
403 == AAUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE, ERRMSG);
404 static_assert((int32_t)Usage::AssistanceSonification == AAUDIO_USAGE_ASSISTANCE_SONIFICATION, ERRMSG);
405 static_assert((int32_t)Usage::Game == AAUDIO_USAGE_GAME, ERRMSG);
406 static_assert((int32_t)Usage::Assistant == AAUDIO_USAGE_ASSISTANT, ERRMSG);
407
408 static_assert((int32_t)ContentType::Speech == AAUDIO_CONTENT_TYPE_SPEECH, ERRMSG);
409 static_assert((int32_t)ContentType::Music == AAUDIO_CONTENT_TYPE_MUSIC, ERRMSG);
410 static_assert((int32_t)ContentType::Movie == AAUDIO_CONTENT_TYPE_MOVIE, ERRMSG);
411 static_assert((int32_t)ContentType::Sonification == AAUDIO_CONTENT_TYPE_SONIFICATION, ERRMSG);
412
413 static_assert((int32_t)InputPreset::Generic == AAUDIO_INPUT_PRESET_GENERIC, ERRMSG);
414 static_assert((int32_t)InputPreset::Camcorder == AAUDIO_INPUT_PRESET_CAMCORDER, ERRMSG);
415 static_assert((int32_t)InputPreset::VoiceRecognition == AAUDIO_INPUT_PRESET_VOICE_RECOGNITION, ERRMSG);
416 static_assert((int32_t)InputPreset::VoiceCommunication
417 == AAUDIO_INPUT_PRESET_VOICE_COMMUNICATION, ERRMSG);
418 static_assert((int32_t)InputPreset::Unprocessed == AAUDIO_INPUT_PRESET_UNPROCESSED, ERRMSG);
419
420 static_assert((int32_t)SessionId::None == AAUDIO_SESSION_ID_NONE, ERRMSG);
421 static_assert((int32_t)SessionId::Allocate == AAUDIO_SESSION_ID_ALLOCATE, ERRMSG);
422
423 #endif // __NDK_MAJOR__ >= 17
424
425 // aaudio_allowed_capture_policy_t was added in NDK 20,
426 // which is the first version to support Android Q (API 29).
427 #if __NDK_MAJOR__ >= 20
428
429 ASSERT_INT32(aaudio_allowed_capture_policy_t);
430
431 static_assert((int32_t)AllowedCapturePolicy::Unspecified == AAUDIO_UNSPECIFIED, ERRMSG);
432 static_assert((int32_t)AllowedCapturePolicy::All == AAUDIO_ALLOW_CAPTURE_BY_ALL, ERRMSG);
433 static_assert((int32_t)AllowedCapturePolicy::System == AAUDIO_ALLOW_CAPTURE_BY_SYSTEM, ERRMSG);
434 static_assert((int32_t)AllowedCapturePolicy::None == AAUDIO_ALLOW_CAPTURE_BY_NONE, ERRMSG);
435
436 #endif // __NDK_MAJOR__ >= 20
437
438 // The aaudio channel masks and spatialization behavior were added in NDK 24,
439 // which is the first version to support Android SC_V2 (API 32).
440 #if __NDK_MAJOR__ >= 24
441
442 ASSERT_UINT32(aaudio_channel_mask_t);
443
444 static_assert((uint32_t)ChannelMask::FrontLeft == AAUDIO_CHANNEL_FRONT_LEFT, ERRMSG);
445 static_assert((uint32_t)ChannelMask::FrontRight == AAUDIO_CHANNEL_FRONT_RIGHT, ERRMSG);
446 static_assert((uint32_t)ChannelMask::FrontCenter == AAUDIO_CHANNEL_FRONT_CENTER, ERRMSG);
447 static_assert((uint32_t)ChannelMask::LowFrequency == AAUDIO_CHANNEL_LOW_FREQUENCY, ERRMSG);
448 static_assert((uint32_t)ChannelMask::BackLeft == AAUDIO_CHANNEL_BACK_LEFT, ERRMSG);
449 static_assert((uint32_t)ChannelMask::BackRight == AAUDIO_CHANNEL_BACK_RIGHT, ERRMSG);
450 static_assert((uint32_t)ChannelMask::FrontLeftOfCenter == AAUDIO_CHANNEL_FRONT_LEFT_OF_CENTER, ERRMSG);
451 static_assert((uint32_t)ChannelMask::FrontRightOfCenter == AAUDIO_CHANNEL_FRONT_RIGHT_OF_CENTER, ERRMSG);
452 static_assert((uint32_t)ChannelMask::BackCenter == AAUDIO_CHANNEL_BACK_CENTER, ERRMSG);
453 static_assert((uint32_t)ChannelMask::SideLeft == AAUDIO_CHANNEL_SIDE_LEFT, ERRMSG);
454 static_assert((uint32_t)ChannelMask::SideRight == AAUDIO_CHANNEL_SIDE_RIGHT, ERRMSG);
455 static_assert((uint32_t)ChannelMask::TopCenter == AAUDIO_CHANNEL_TOP_CENTER, ERRMSG);
456 static_assert((uint32_t)ChannelMask::TopFrontLeft == AAUDIO_CHANNEL_TOP_FRONT_LEFT, ERRMSG);
457 static_assert((uint32_t)ChannelMask::TopFrontCenter == AAUDIO_CHANNEL_TOP_FRONT_CENTER, ERRMSG);
458 static_assert((uint32_t)ChannelMask::TopFrontRight == AAUDIO_CHANNEL_TOP_FRONT_RIGHT, ERRMSG);
459 static_assert((uint32_t)ChannelMask::TopBackLeft == AAUDIO_CHANNEL_TOP_BACK_LEFT, ERRMSG);
460 static_assert((uint32_t)ChannelMask::TopBackCenter == AAUDIO_CHANNEL_TOP_BACK_CENTER, ERRMSG);
461 static_assert((uint32_t)ChannelMask::TopBackRight == AAUDIO_CHANNEL_TOP_BACK_RIGHT, ERRMSG);
462 static_assert((uint32_t)ChannelMask::TopSideLeft == AAUDIO_CHANNEL_TOP_SIDE_LEFT, ERRMSG);
463 static_assert((uint32_t)ChannelMask::TopSideRight == AAUDIO_CHANNEL_TOP_SIDE_RIGHT, ERRMSG);
464 static_assert((uint32_t)ChannelMask::BottomFrontLeft == AAUDIO_CHANNEL_BOTTOM_FRONT_LEFT, ERRMSG);
465 static_assert((uint32_t)ChannelMask::BottomFrontCenter == AAUDIO_CHANNEL_BOTTOM_FRONT_CENTER, ERRMSG);
466 static_assert((uint32_t)ChannelMask::BottomFrontRight == AAUDIO_CHANNEL_BOTTOM_FRONT_RIGHT, ERRMSG);
467 static_assert((uint32_t)ChannelMask::LowFrequency2 == AAUDIO_CHANNEL_LOW_FREQUENCY_2, ERRMSG);
468 static_assert((uint32_t)ChannelMask::FrontWideLeft == AAUDIO_CHANNEL_FRONT_WIDE_LEFT, ERRMSG);
469 static_assert((uint32_t)ChannelMask::FrontWideRight == AAUDIO_CHANNEL_FRONT_WIDE_RIGHT, ERRMSG);
470 static_assert((uint32_t)ChannelMask::Mono == AAUDIO_CHANNEL_MONO, ERRMSG);
471 static_assert((uint32_t)ChannelMask::Stereo == AAUDIO_CHANNEL_STEREO, ERRMSG);
472 static_assert((uint32_t)ChannelMask::CM2Point1 == AAUDIO_CHANNEL_2POINT1, ERRMSG);
473 static_assert((uint32_t)ChannelMask::Tri == AAUDIO_CHANNEL_TRI, ERRMSG);
474 static_assert((uint32_t)ChannelMask::TriBack == AAUDIO_CHANNEL_TRI_BACK, ERRMSG);
475 static_assert((uint32_t)ChannelMask::CM3Point1 == AAUDIO_CHANNEL_3POINT1, ERRMSG);
476 static_assert((uint32_t)ChannelMask::CM2Point0Point2 == AAUDIO_CHANNEL_2POINT0POINT2, ERRMSG);
477 static_assert((uint32_t)ChannelMask::CM2Point1Point2 == AAUDIO_CHANNEL_2POINT1POINT2, ERRMSG);
478 static_assert((uint32_t)ChannelMask::CM3Point0Point2 == AAUDIO_CHANNEL_3POINT0POINT2, ERRMSG);
479 static_assert((uint32_t)ChannelMask::CM3Point1Point2 == AAUDIO_CHANNEL_3POINT1POINT2, ERRMSG);
480 static_assert((uint32_t)ChannelMask::Quad == AAUDIO_CHANNEL_QUAD, ERRMSG);
481 static_assert((uint32_t)ChannelMask::QuadSide == AAUDIO_CHANNEL_QUAD_SIDE, ERRMSG);
482 static_assert((uint32_t)ChannelMask::Surround == AAUDIO_CHANNEL_SURROUND, ERRMSG);
483 static_assert((uint32_t)ChannelMask::Penta == AAUDIO_CHANNEL_PENTA, ERRMSG);
484 static_assert((uint32_t)ChannelMask::CM5Point1 == AAUDIO_CHANNEL_5POINT1, ERRMSG);
485 static_assert((uint32_t)ChannelMask::CM5Point1Side == AAUDIO_CHANNEL_5POINT1_SIDE, ERRMSG);
486 static_assert((uint32_t)ChannelMask::CM6Point1 == AAUDIO_CHANNEL_6POINT1, ERRMSG);
487 static_assert((uint32_t)ChannelMask::CM7Point1 == AAUDIO_CHANNEL_7POINT1, ERRMSG);
488 static_assert((uint32_t)ChannelMask::CM5Point1Point2 == AAUDIO_CHANNEL_5POINT1POINT2, ERRMSG);
489 static_assert((uint32_t)ChannelMask::CM5Point1Point4 == AAUDIO_CHANNEL_5POINT1POINT4, ERRMSG);
490 static_assert((uint32_t)ChannelMask::CM7Point1Point2 == AAUDIO_CHANNEL_7POINT1POINT2, ERRMSG);
491 static_assert((uint32_t)ChannelMask::CM7Point1Point4 == AAUDIO_CHANNEL_7POINT1POINT4, ERRMSG);
492 static_assert((uint32_t)ChannelMask::CM9Point1Point4 == AAUDIO_CHANNEL_9POINT1POINT4, ERRMSG);
493 static_assert((uint32_t)ChannelMask::CM9Point1Point6 == AAUDIO_CHANNEL_9POINT1POINT6, ERRMSG);
494 static_assert((uint32_t)ChannelMask::FrontBack == AAUDIO_CHANNEL_FRONT_BACK, ERRMSG);
495
496 ASSERT_INT32(aaudio_spatialization_behavior_t);
497
498 static_assert((int32_t)SpatializationBehavior::Unspecified == AAUDIO_UNSPECIFIED, ERRMSG);
499 static_assert((int32_t)SpatializationBehavior::Auto == AAUDIO_SPATIALIZATION_BEHAVIOR_AUTO, ERRMSG);
500 static_assert((int32_t)SpatializationBehavior::Never == AAUDIO_SPATIALIZATION_BEHAVIOR_NEVER, ERRMSG);
501
502 #endif
503
504 #endif // AAUDIO_AAUDIO_H
505
506 } // namespace oboe
507