Alexandre Lision | 8af73cb | 2013-12-10 14:11:20 -0500 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2012-2012 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2010-2012 Regis Montoya (aka r3gis - www.r3gis.fr) |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | /* This file is the implementation of Android JNI audio device. |
| 21 | * The original code was originally part of CSipSimple |
| 22 | * (http://code.google.com/p/csipsimple/) and was kindly donated |
| 23 | * by Regis Montoya. |
| 24 | */ |
| 25 | |
| 26 | #include <pjmedia-audiodev/audiodev_imp.h> |
| 27 | #include <pj/assert.h> |
| 28 | #include <pj/log.h> |
| 29 | #include <pj/os.h> |
| 30 | #include <pj/string.h> |
| 31 | #include <pjmedia/errno.h> |
| 32 | |
| 33 | #if defined(PJMEDIA_AUDIO_DEV_HAS_ANDROID_JNI) && \ |
| 34 | PJMEDIA_AUDIO_DEV_HAS_ANDROID_JNI != 0 |
| 35 | |
| 36 | #include <jni.h> |
| 37 | #include <sys/resource.h> |
| 38 | #include <sys/system_properties.h> |
| 39 | |
| 40 | #define THIS_FILE "android_jni_dev.c" |
| 41 | #define DRIVER_NAME "Android JNI" |
| 42 | |
| 43 | struct android_aud_factory |
| 44 | { |
| 45 | pjmedia_aud_dev_factory base; |
| 46 | pj_pool_factory *pf; |
| 47 | pj_pool_t *pool; |
| 48 | }; |
| 49 | |
| 50 | /* |
| 51 | * Sound stream descriptor. |
| 52 | * This struct may be used for both unidirectional or bidirectional sound |
| 53 | * streams. |
| 54 | */ |
| 55 | struct android_aud_stream |
| 56 | { |
| 57 | pjmedia_aud_stream base; |
| 58 | pj_pool_t *pool; |
| 59 | pj_str_t name; |
| 60 | pjmedia_dir dir; |
| 61 | pjmedia_aud_param param; |
| 62 | |
| 63 | int bytes_per_sample; |
| 64 | pj_uint32_t samples_per_sec; |
| 65 | unsigned samples_per_frame; |
| 66 | int channel_count; |
| 67 | void *user_data; |
| 68 | pj_bool_t quit_flag; |
| 69 | pj_bool_t running; |
| 70 | |
| 71 | /* Record */ |
| 72 | jobject record; |
| 73 | jclass record_class; |
| 74 | unsigned rec_buf_size; |
| 75 | pjmedia_aud_rec_cb rec_cb; |
| 76 | pj_bool_t rec_thread_exited; |
| 77 | pj_thread_t *rec_thread; |
| 78 | pj_sem_t *rec_sem; |
| 79 | pj_timestamp rec_timestamp; |
| 80 | |
| 81 | /* Track */ |
| 82 | jobject track; |
| 83 | jclass track_class; |
| 84 | unsigned play_buf_size; |
| 85 | pjmedia_aud_play_cb play_cb; |
| 86 | pj_bool_t play_thread_exited; |
| 87 | pj_thread_t *play_thread; |
| 88 | pj_sem_t *play_sem; |
| 89 | pj_timestamp play_timestamp; |
| 90 | }; |
| 91 | |
| 92 | /* Factory prototypes */ |
| 93 | static pj_status_t android_init(pjmedia_aud_dev_factory *f); |
| 94 | static pj_status_t android_destroy(pjmedia_aud_dev_factory *f); |
| 95 | static pj_status_t android_refresh(pjmedia_aud_dev_factory *f); |
| 96 | static unsigned android_get_dev_count(pjmedia_aud_dev_factory *f); |
| 97 | static pj_status_t android_get_dev_info(pjmedia_aud_dev_factory *f, |
| 98 | unsigned index, |
| 99 | pjmedia_aud_dev_info *info); |
| 100 | static pj_status_t android_default_param(pjmedia_aud_dev_factory *f, |
| 101 | unsigned index, |
| 102 | pjmedia_aud_param *param); |
| 103 | static pj_status_t android_create_stream(pjmedia_aud_dev_factory *f, |
| 104 | const pjmedia_aud_param *param, |
| 105 | pjmedia_aud_rec_cb rec_cb, |
| 106 | pjmedia_aud_play_cb play_cb, |
| 107 | void *user_data, |
| 108 | pjmedia_aud_stream **p_aud_strm); |
| 109 | |
| 110 | /* Stream prototypes */ |
| 111 | static pj_status_t strm_get_param(pjmedia_aud_stream *strm, |
| 112 | pjmedia_aud_param *param); |
| 113 | static pj_status_t strm_get_cap(pjmedia_aud_stream *strm, |
| 114 | pjmedia_aud_dev_cap cap, |
| 115 | void *value); |
| 116 | static pj_status_t strm_set_cap(pjmedia_aud_stream *strm, |
| 117 | pjmedia_aud_dev_cap cap, |
| 118 | const void *value); |
| 119 | static pj_status_t strm_start(pjmedia_aud_stream *strm); |
| 120 | static pj_status_t strm_stop(pjmedia_aud_stream *strm); |
| 121 | static pj_status_t strm_destroy(pjmedia_aud_stream *strm); |
| 122 | |
| 123 | static pjmedia_aud_dev_factory_op android_op = |
| 124 | { |
| 125 | &android_init, |
| 126 | &android_destroy, |
| 127 | &android_get_dev_count, |
| 128 | &android_get_dev_info, |
| 129 | &android_default_param, |
| 130 | &android_create_stream, |
| 131 | &android_refresh |
| 132 | }; |
| 133 | |
| 134 | static pjmedia_aud_stream_op android_strm_op = |
| 135 | { |
| 136 | &strm_get_param, |
| 137 | &strm_get_cap, |
| 138 | &strm_set_cap, |
| 139 | &strm_start, |
| 140 | &strm_stop, |
| 141 | &strm_destroy |
| 142 | }; |
| 143 | |
| 144 | JavaVM *android_jvm; |
| 145 | |
| 146 | JNIEXPORT jint JNI_OnLoad(JavaVM *vm, void *reserved) |
| 147 | { |
| 148 | android_jvm = vm; |
| 149 | |
| 150 | return JNI_VERSION_1_4; |
| 151 | } |
| 152 | |
| 153 | static pj_bool_t attach_jvm(JNIEnv **jni_env) |
| 154 | { |
| 155 | if ((*android_jvm)->GetEnv(android_jvm, (void **)jni_env, |
| 156 | JNI_VERSION_1_4) < 0) |
| 157 | { |
| 158 | if ((*android_jvm)->AttachCurrentThread(android_jvm, jni_env, NULL) < 0) |
| 159 | { |
| 160 | jni_env = NULL; |
| 161 | return PJ_FALSE; |
| 162 | } |
| 163 | return PJ_TRUE; |
| 164 | } |
| 165 | |
| 166 | return PJ_FALSE; |
| 167 | } |
| 168 | |
| 169 | #define detach_jvm(attached) \ |
| 170 | if (attached) \ |
| 171 | (*android_jvm)->DetachCurrentThread(android_jvm); |
| 172 | |
| 173 | /* Thread priority utils */ |
| 174 | /* TODO : port it to pj_thread functions */ |
| 175 | #define THREAD_PRIORITY_AUDIO -16 |
| 176 | #define THREAD_PRIORITY_URGENT_AUDIO -19 |
| 177 | |
| 178 | pj_status_t set_android_thread_priority(int priority) |
| 179 | { |
| 180 | jclass process_class; |
| 181 | jmethodID set_prio_method; |
| 182 | jthrowable exc; |
| 183 | pj_status_t result = PJ_SUCCESS; |
| 184 | JNIEnv *jni_env = 0; |
| 185 | pj_bool_t attached = attach_jvm(&jni_env); |
| 186 | |
| 187 | PJ_ASSERT_RETURN(jni_env, PJ_FALSE); |
| 188 | |
| 189 | /* Get pointer to the java class */ |
| 190 | process_class = (jclass)(*jni_env)->NewGlobalRef(jni_env, |
| 191 | (*jni_env)->FindClass(jni_env, "android/os/Process")); |
| 192 | if (process_class == 0) { |
| 193 | PJ_LOG(4, (THIS_FILE, "Unable to find os process class")); |
| 194 | result = PJ_EIGNORED; |
| 195 | goto on_return; |
| 196 | } |
| 197 | |
| 198 | /* Get the id of set thread priority function */ |
| 199 | set_prio_method = (*jni_env)->GetStaticMethodID(jni_env, process_class, |
| 200 | "setThreadPriority", |
| 201 | "(I)V"); |
| 202 | if (set_prio_method == 0) { |
| 203 | PJ_LOG(4, (THIS_FILE, "Unable to find setThreadPriority() method")); |
| 204 | result = PJ_EIGNORED; |
| 205 | goto on_return; |
| 206 | } |
| 207 | |
| 208 | /* Set the thread priority */ |
| 209 | (*jni_env)->CallStaticVoidMethod(jni_env, process_class, set_prio_method, |
| 210 | priority); |
| 211 | exc = (*jni_env)->ExceptionOccurred(jni_env); |
| 212 | if (exc) { |
| 213 | (*jni_env)->ExceptionDescribe(jni_env); |
| 214 | (*jni_env)->ExceptionClear(jni_env); |
| 215 | PJ_LOG(4, (THIS_FILE, "Failure in setting thread priority using " |
| 216 | "Java API, fallback to setpriority()")); |
| 217 | setpriority(PRIO_PROCESS, 0, priority); |
| 218 | } else { |
| 219 | PJ_LOG(4, (THIS_FILE, "Setting thread priority successful")); |
| 220 | } |
| 221 | |
| 222 | on_return: |
| 223 | detach_jvm(attached); |
| 224 | return result; |
| 225 | } |
| 226 | |
| 227 | |
| 228 | static int AndroidRecorderCallback(void *userData) |
| 229 | { |
| 230 | struct android_aud_stream *stream = (struct android_aud_stream *)userData; |
| 231 | jmethodID read_method=0, record_method=0, stop_method=0; |
| 232 | int size = stream->rec_buf_size; |
| 233 | jbyteArray inputBuffer; |
| 234 | jbyte *buf; |
| 235 | JNIEnv *jni_env = 0; |
| 236 | pj_bool_t attached = attach_jvm(&jni_env); |
| 237 | |
| 238 | PJ_ASSERT_RETURN(jni_env, 0); |
| 239 | |
| 240 | if (!stream->record) { |
| 241 | goto on_return; |
| 242 | } |
| 243 | |
| 244 | PJ_LOG(5, (THIS_FILE, "Recorder thread started")); |
| 245 | |
| 246 | /* Get methods ids */ |
| 247 | read_method = (*jni_env)->GetMethodID(jni_env, stream->record_class, |
| 248 | "read", "([BII)I"); |
| 249 | record_method = (*jni_env)->GetMethodID(jni_env, stream->record_class, |
| 250 | "startRecording", "()V"); |
| 251 | stop_method = (*jni_env)->GetMethodID(jni_env, stream->record_class, |
| 252 | "stop", "()V"); |
| 253 | if (read_method==0 || record_method==0 || stop_method==0) { |
| 254 | PJ_LOG(3, (THIS_FILE, "Unable to get recording methods")); |
| 255 | goto on_return; |
| 256 | } |
| 257 | |
| 258 | /* Create a buffer for frames read */ |
| 259 | inputBuffer = (*jni_env)->NewByteArray(jni_env, size); |
| 260 | if (inputBuffer == 0) { |
| 261 | PJ_LOG(3, (THIS_FILE, "Unable to allocate input buffer")); |
| 262 | goto on_return; |
| 263 | } |
| 264 | buf = (*jni_env)->GetByteArrayElements(jni_env, inputBuffer, 0); |
| 265 | |
| 266 | /* Start recording |
| 267 | * setpriority(PRIO_PROCESS, 0, -19); //ANDROID_PRIORITY_AUDIO |
| 268 | * set priority is probably not enough because it does not change the thread |
| 269 | * group in scheduler |
| 270 | * Temporary solution is to call the java api to set the thread priority. |
| 271 | * A cool solution would be to port (if possible) the code from the |
| 272 | * android os regarding set_sched groups |
| 273 | */ |
| 274 | set_android_thread_priority(THREAD_PRIORITY_URGENT_AUDIO); |
| 275 | (*jni_env)->CallVoidMethod(jni_env, stream->record, record_method); |
| 276 | |
| 277 | while (!stream->quit_flag) { |
| 278 | pjmedia_frame frame; |
| 279 | pj_status_t status; |
| 280 | int bytesRead; |
| 281 | |
| 282 | if (!stream->running) { |
| 283 | (*jni_env)->CallVoidMethod(jni_env, stream->record, stop_method); |
| 284 | pj_sem_wait(stream->rec_sem); |
| 285 | if (stream->quit_flag) |
| 286 | break; |
| 287 | (*jni_env)->CallVoidMethod(jni_env, stream->record, record_method); |
| 288 | } |
| 289 | |
| 290 | bytesRead = (*jni_env)->CallIntMethod(jni_env, stream->record, |
| 291 | read_method, inputBuffer, |
| 292 | 0, size); |
| 293 | if (bytesRead <= 0 || bytesRead != size) { |
| 294 | PJ_LOG (4, (THIS_FILE, "Record thread : error %d reading data", |
| 295 | bytesRead)); |
| 296 | continue; |
| 297 | } |
| 298 | |
| 299 | frame.type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 300 | frame.size = size; |
| 301 | frame.bit_info = 0; |
| 302 | frame.buf = (void *)buf; |
| 303 | frame.timestamp.u64 = stream->rec_timestamp.u64; |
| 304 | |
| 305 | status = (*stream->rec_cb)(stream->user_data, &frame); |
| 306 | |
| 307 | stream->rec_timestamp.u64 += stream->param.samples_per_frame / |
| 308 | stream->param.channel_count; |
| 309 | } |
| 310 | |
| 311 | (*jni_env)->ReleaseByteArrayElements(jni_env, inputBuffer, buf, 0); |
| 312 | (*jni_env)->DeleteLocalRef(jni_env, inputBuffer); |
| 313 | |
| 314 | on_return: |
| 315 | detach_jvm(attached); |
| 316 | PJ_LOG(5, (THIS_FILE, "Recorder thread stopped")); |
| 317 | stream->rec_thread_exited = 1; |
| 318 | |
| 319 | return 0; |
| 320 | } |
| 321 | |
| 322 | |
| 323 | static int AndroidTrackCallback(void *userData) |
| 324 | { |
| 325 | struct android_aud_stream *stream = (struct android_aud_stream*) userData; |
| 326 | jmethodID write_method=0, play_method=0, stop_method=0, flush_method=0; |
| 327 | int size = stream->play_buf_size; |
| 328 | jbyteArray outputBuffer; |
| 329 | jbyte *buf; |
| 330 | JNIEnv *jni_env = 0; |
| 331 | pj_bool_t attached = attach_jvm(&jni_env); |
| 332 | |
| 333 | if (!stream->track) { |
| 334 | goto on_return; |
| 335 | } |
| 336 | |
| 337 | PJ_LOG(5, (THIS_FILE, "Playback thread started")); |
| 338 | |
| 339 | /* Get methods ids */ |
| 340 | write_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 341 | "write", "([BII)I"); |
| 342 | play_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 343 | "play", "()V"); |
| 344 | stop_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 345 | "stop", "()V"); |
| 346 | flush_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 347 | "flush", "()V"); |
| 348 | if (write_method==0 || play_method==0 || stop_method==0 || |
| 349 | flush_method==0) |
| 350 | { |
| 351 | PJ_LOG(3, (THIS_FILE, "Unable to get audio track methods")); |
| 352 | goto on_return; |
| 353 | } |
| 354 | |
| 355 | outputBuffer = (*jni_env)->NewByteArray(jni_env, size); |
| 356 | if (outputBuffer == 0) { |
| 357 | PJ_LOG(3, (THIS_FILE, "Unable to allocate output buffer")); |
| 358 | goto on_return; |
| 359 | } |
| 360 | buf = (*jni_env)->GetByteArrayElements(jni_env, outputBuffer, 0); |
| 361 | |
| 362 | /* Start playing */ |
| 363 | set_android_thread_priority(THREAD_PRIORITY_URGENT_AUDIO); |
| 364 | (*jni_env)->CallVoidMethod(jni_env, stream->track, play_method); |
| 365 | |
| 366 | while (!stream->quit_flag) { |
| 367 | pjmedia_frame frame; |
| 368 | pj_status_t status; |
| 369 | int bytesWritten; |
| 370 | |
| 371 | if (!stream->running) { |
| 372 | (*jni_env)->CallVoidMethod(jni_env, stream->track, stop_method); |
| 373 | (*jni_env)->CallVoidMethod(jni_env, stream->track, flush_method); |
| 374 | pj_sem_wait(stream->play_sem); |
| 375 | if (stream->quit_flag) |
| 376 | break; |
| 377 | (*jni_env)->CallVoidMethod(jni_env, stream->track, play_method); |
| 378 | } |
| 379 | |
| 380 | frame.type = PJMEDIA_FRAME_TYPE_AUDIO; |
| 381 | frame.size = size; |
| 382 | frame.buf = (void *)buf; |
| 383 | frame.timestamp.u64 = stream->play_timestamp.u64; |
| 384 | frame.bit_info = 0; |
| 385 | |
| 386 | status = (*stream->play_cb)(stream->user_data, &frame); |
| 387 | if (status != PJ_SUCCESS) |
| 388 | continue; |
| 389 | |
| 390 | if (frame.type != PJMEDIA_FRAME_TYPE_AUDIO) |
| 391 | pj_bzero(frame.buf, frame.size); |
| 392 | |
| 393 | /* Write to the device output. */ |
| 394 | bytesWritten = (*jni_env)->CallIntMethod(jni_env, stream->track, |
| 395 | write_method, outputBuffer, |
| 396 | 0, size); |
| 397 | if (bytesWritten <= 0 || bytesWritten != size) { |
| 398 | PJ_LOG(4, (THIS_FILE, "Player thread: Error %d writing data", |
| 399 | bytesWritten)); |
| 400 | continue; |
| 401 | } |
| 402 | |
| 403 | stream->play_timestamp.u64 += stream->param.samples_per_frame / |
| 404 | stream->param.channel_count; |
| 405 | }; |
| 406 | |
| 407 | (*jni_env)->ReleaseByteArrayElements(jni_env, outputBuffer, buf, 0); |
| 408 | (*jni_env)->DeleteLocalRef(jni_env, outputBuffer); |
| 409 | |
| 410 | on_return: |
| 411 | detach_jvm(attached); |
| 412 | PJ_LOG(5, (THIS_FILE, "Player thread stopped")); |
| 413 | stream->play_thread_exited = 1; |
| 414 | |
| 415 | return 0; |
| 416 | } |
| 417 | |
| 418 | /* |
| 419 | * Init Android audio driver. |
| 420 | */ |
| 421 | pjmedia_aud_dev_factory* pjmedia_android_factory(pj_pool_factory *pf) |
| 422 | { |
| 423 | struct android_aud_factory *f; |
| 424 | pj_pool_t *pool; |
| 425 | |
| 426 | pool = pj_pool_create(pf, "androidjni", 256, 256, NULL); |
| 427 | f = PJ_POOL_ZALLOC_T(pool, struct android_aud_factory); |
| 428 | f->pf = pf; |
| 429 | f->pool = pool; |
| 430 | f->base.op = &android_op; |
| 431 | |
| 432 | return &f->base; |
| 433 | } |
| 434 | |
| 435 | /* API: Init factory */ |
| 436 | static pj_status_t android_init(pjmedia_aud_dev_factory *f) |
| 437 | { |
| 438 | PJ_UNUSED_ARG(f); |
| 439 | |
| 440 | PJ_LOG(4, (THIS_FILE, "Android JNI sound library initialized")); |
| 441 | |
| 442 | return PJ_SUCCESS; |
| 443 | } |
| 444 | |
| 445 | |
| 446 | /* API: refresh the list of devices */ |
| 447 | static pj_status_t android_refresh(pjmedia_aud_dev_factory *f) |
| 448 | { |
| 449 | PJ_UNUSED_ARG(f); |
| 450 | return PJ_SUCCESS; |
| 451 | } |
| 452 | |
| 453 | |
| 454 | /* API: Destroy factory */ |
| 455 | static pj_status_t android_destroy(pjmedia_aud_dev_factory *f) |
| 456 | { |
| 457 | struct android_aud_factory *pa = (struct android_aud_factory*)f; |
| 458 | pj_pool_t *pool; |
| 459 | |
| 460 | PJ_LOG(4, (THIS_FILE, "Android JNI sound library shutting down..")); |
| 461 | |
| 462 | pool = pa->pool; |
| 463 | pa->pool = NULL; |
| 464 | pj_pool_release(pool); |
| 465 | |
| 466 | return PJ_SUCCESS; |
| 467 | } |
| 468 | |
| 469 | /* API: Get device count. */ |
| 470 | static unsigned android_get_dev_count(pjmedia_aud_dev_factory *f) |
| 471 | { |
| 472 | PJ_UNUSED_ARG(f); |
| 473 | return 1; |
| 474 | } |
| 475 | |
| 476 | /* API: Get device info. */ |
| 477 | static pj_status_t android_get_dev_info(pjmedia_aud_dev_factory *f, |
| 478 | unsigned index, |
| 479 | pjmedia_aud_dev_info *info) |
| 480 | { |
| 481 | PJ_UNUSED_ARG(f); |
| 482 | |
| 483 | pj_bzero(info, sizeof(*info)); |
| 484 | |
| 485 | pj_ansi_strcpy(info->name, "Android JNI"); |
| 486 | info->default_samples_per_sec = 8000; |
| 487 | info->caps = PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING; |
| 488 | info->input_count = 1; |
| 489 | info->output_count = 1; |
| 490 | |
| 491 | return PJ_SUCCESS; |
| 492 | } |
| 493 | |
| 494 | /* API: fill in with default parameter. */ |
| 495 | static pj_status_t android_default_param(pjmedia_aud_dev_factory *f, |
| 496 | unsigned index, |
| 497 | pjmedia_aud_param *param) |
| 498 | { |
| 499 | pjmedia_aud_dev_info adi; |
| 500 | pj_status_t status; |
| 501 | |
| 502 | status = android_get_dev_info(f, index, &adi); |
| 503 | if (status != PJ_SUCCESS) |
| 504 | return status; |
| 505 | |
| 506 | pj_bzero(param, sizeof(*param)); |
| 507 | if (adi.input_count && adi.output_count) { |
| 508 | param->dir = PJMEDIA_DIR_CAPTURE_PLAYBACK; |
| 509 | param->rec_id = index; |
| 510 | param->play_id = index; |
| 511 | } else if (adi.input_count) { |
| 512 | param->dir = PJMEDIA_DIR_CAPTURE; |
| 513 | param->rec_id = index; |
| 514 | param->play_id = PJMEDIA_AUD_INVALID_DEV; |
| 515 | } else if (adi.output_count) { |
| 516 | param->dir = PJMEDIA_DIR_PLAYBACK; |
| 517 | param->play_id = index; |
| 518 | param->rec_id = PJMEDIA_AUD_INVALID_DEV; |
| 519 | } else { |
| 520 | return PJMEDIA_EAUD_INVDEV; |
| 521 | } |
| 522 | |
| 523 | param->clock_rate = adi.default_samples_per_sec; |
| 524 | param->channel_count = 1; |
| 525 | param->samples_per_frame = adi.default_samples_per_sec * 20 / 1000; |
| 526 | param->bits_per_sample = 16; |
| 527 | param->input_latency_ms = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 528 | param->output_latency_ms = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 529 | |
| 530 | return PJ_SUCCESS; |
| 531 | } |
| 532 | |
| 533 | /* API: create stream */ |
| 534 | static pj_status_t android_create_stream(pjmedia_aud_dev_factory *f, |
| 535 | const pjmedia_aud_param *param, |
| 536 | pjmedia_aud_rec_cb rec_cb, |
| 537 | pjmedia_aud_play_cb play_cb, |
| 538 | void *user_data, |
| 539 | pjmedia_aud_stream **p_aud_strm) |
| 540 | { |
| 541 | struct android_aud_factory *pa = (struct android_aud_factory*)f; |
| 542 | pj_pool_t *pool; |
| 543 | struct android_aud_stream *stream; |
| 544 | pj_status_t status = PJ_SUCCESS; |
| 545 | int state = 0; |
| 546 | int buffSize, inputBuffSizePlay, inputBuffSizeRec; |
| 547 | int channelInCfg, channelOutCfg, sampleFormat; |
| 548 | jmethodID constructor_method=0, bufsize_method = 0; |
| 549 | jmethodID method_id = 0; |
| 550 | jclass jcl; |
| 551 | JNIEnv *jni_env = 0; |
| 552 | pj_bool_t attached; |
| 553 | |
| 554 | PJ_ASSERT_RETURN(param->channel_count >= 1 && param->channel_count <= 2, |
| 555 | PJ_EINVAL); |
| 556 | PJ_ASSERT_RETURN(param->bits_per_sample==8 || param->bits_per_sample==16, |
| 557 | PJ_EINVAL); |
| 558 | PJ_ASSERT_RETURN(play_cb && rec_cb && p_aud_strm, PJ_EINVAL); |
| 559 | |
| 560 | pool = pj_pool_create(pa->pf, "jnistrm", 1024, 1024, NULL); |
| 561 | if (!pool) |
| 562 | return PJ_ENOMEM; |
| 563 | |
| 564 | PJ_LOG(4, (THIS_FILE, "Creating Android JNI stream")); |
| 565 | |
| 566 | stream = PJ_POOL_ZALLOC_T(pool, struct android_aud_stream); |
| 567 | stream->pool = pool; |
| 568 | pj_strdup2_with_null(pool, &stream->name, "JNI stream"); |
| 569 | stream->dir = PJMEDIA_DIR_CAPTURE_PLAYBACK; |
| 570 | pj_memcpy(&stream->param, param, sizeof(*param)); |
| 571 | stream->user_data = user_data; |
| 572 | stream->rec_cb = rec_cb; |
| 573 | stream->play_cb = play_cb; |
| 574 | buffSize = stream->param.samples_per_frame*stream->param.bits_per_sample/8; |
| 575 | stream->rec_buf_size = stream->play_buf_size = buffSize; |
| 576 | channelInCfg = (param->channel_count == 1)? 16 /*CHANNEL_IN_MONO*/: |
| 577 | 12 /*CHANNEL_IN_STEREO*/; |
| 578 | channelOutCfg = (param->channel_count == 1)? 4 /*CHANNEL_OUT_MONO*/: |
| 579 | 12 /*CHANNEL_OUT_STEREO*/; |
| 580 | sampleFormat = (param->bits_per_sample == 8)? 3 /*ENCODING_PCM_8BIT*/: |
| 581 | 2 /*ENCODING_PCM_16BIT*/; |
| 582 | |
| 583 | attached = attach_jvm(&jni_env); |
| 584 | |
| 585 | if (stream->dir & PJMEDIA_DIR_CAPTURE) { |
| 586 | /* Find audio record class and create global ref */ |
| 587 | jcl = (*jni_env)->FindClass(jni_env, "android/media/AudioRecord"); |
| 588 | if (jcl == NULL) { |
| 589 | PJ_LOG(3, (THIS_FILE, "Unable to find audio record class")); |
| 590 | status = PJMEDIA_EAUD_SYSERR; |
| 591 | goto on_error; |
| 592 | } |
| 593 | stream->record_class = (jclass)(*jni_env)->NewGlobalRef(jni_env, jcl); |
| 594 | (*jni_env)->DeleteLocalRef(jni_env, jcl); |
| 595 | if (stream->record_class == 0) { |
| 596 | status = PJ_ENOMEM; |
| 597 | goto on_error; |
| 598 | } |
| 599 | |
| 600 | /* Get the min buffer size function */ |
| 601 | bufsize_method = (*jni_env)->GetStaticMethodID(jni_env, |
| 602 | stream->record_class, |
| 603 | "getMinBufferSize", |
| 604 | "(III)I"); |
| 605 | if (bufsize_method == 0) { |
| 606 | PJ_LOG(3, (THIS_FILE, "Unable to find audio record " |
| 607 | "getMinBufferSize() method")); |
| 608 | status = PJMEDIA_EAUD_SYSERR; |
| 609 | goto on_error; |
| 610 | } |
| 611 | |
| 612 | inputBuffSizeRec = (*jni_env)->CallStaticIntMethod(jni_env, |
| 613 | stream->record_class, |
| 614 | bufsize_method, |
| 615 | param->clock_rate, |
| 616 | channelInCfg, |
| 617 | sampleFormat); |
| 618 | if (inputBuffSizeRec <= 0) { |
| 619 | PJ_LOG(3, (THIS_FILE, "Unsupported audio record params")); |
| 620 | status = PJMEDIA_EAUD_INIT; |
| 621 | goto on_error; |
| 622 | } |
| 623 | } |
| 624 | |
| 625 | if (stream->dir & PJMEDIA_DIR_PLAYBACK) { |
| 626 | /* Find audio track class and create global ref */ |
| 627 | jcl = (*jni_env)->FindClass(jni_env, "android/media/AudioTrack"); |
| 628 | if (jcl == NULL) { |
| 629 | PJ_LOG(3, (THIS_FILE, "Unable to find audio track class")); |
| 630 | status = PJMEDIA_EAUD_SYSERR; |
| 631 | goto on_error; |
| 632 | } |
| 633 | stream->track_class = (jclass)(*jni_env)->NewGlobalRef(jni_env, jcl); |
| 634 | (*jni_env)->DeleteLocalRef(jni_env, jcl); |
| 635 | if (stream->track_class == 0) { |
| 636 | status = PJ_ENOMEM; |
| 637 | goto on_error; |
| 638 | } |
| 639 | |
| 640 | /* Get the min buffer size function */ |
| 641 | bufsize_method = (*jni_env)->GetStaticMethodID(jni_env, |
| 642 | stream->track_class, |
| 643 | "getMinBufferSize", |
| 644 | "(III)I"); |
| 645 | if (bufsize_method == 0) { |
| 646 | PJ_LOG(3, (THIS_FILE, "Unable to find audio track " |
| 647 | "getMinBufferSize() method")); |
| 648 | status = PJMEDIA_EAUD_SYSERR; |
| 649 | goto on_error; |
| 650 | } |
| 651 | |
| 652 | inputBuffSizePlay = (*jni_env)->CallStaticIntMethod(jni_env, |
| 653 | stream->track_class, |
| 654 | bufsize_method, |
| 655 | param->clock_rate, |
| 656 | channelOutCfg, |
| 657 | sampleFormat); |
| 658 | if (inputBuffSizePlay <= 0) { |
| 659 | PJ_LOG(3, (THIS_FILE, "Unsupported audio track params")); |
| 660 | status = PJMEDIA_EAUD_INIT; |
| 661 | goto on_error; |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | if (stream->dir & PJMEDIA_DIR_CAPTURE) { |
| 666 | jthrowable exc; |
| 667 | int mic_source = 0; /* DEFAULT: default audio source */ |
| 668 | |
| 669 | /* Get pointer to the constructor */ |
| 670 | constructor_method = (*jni_env)->GetMethodID(jni_env, |
| 671 | stream->record_class, |
| 672 | "<init>", "(IIIII)V"); |
| 673 | if (constructor_method == 0) { |
| 674 | PJ_LOG(3, (THIS_FILE, "Unable to find audio record's constructor")); |
| 675 | status = PJMEDIA_EAUD_SYSERR; |
| 676 | goto on_error; |
| 677 | } |
| 678 | |
| 679 | if (mic_source == 0) { |
| 680 | char sdk_version[PROP_VALUE_MAX]; |
| 681 | pj_str_t pj_sdk_version; |
| 682 | int sdk_v; |
| 683 | |
| 684 | __system_property_get("ro.build.version.sdk", sdk_version); |
| 685 | pj_sdk_version = pj_str(sdk_version); |
| 686 | sdk_v = pj_strtoul(&pj_sdk_version); |
| 687 | if (sdk_v > 10) |
| 688 | mic_source = 7; /* VOICE_COMMUNICATION */ |
| 689 | } |
| 690 | PJ_LOG(4, (THIS_FILE, "Using audio input source : %d", mic_source)); |
| 691 | |
| 692 | do { |
| 693 | stream->record = (*jni_env)->NewObject(jni_env, |
| 694 | stream->record_class, |
| 695 | constructor_method, |
| 696 | mic_source, |
| 697 | param->clock_rate, |
| 698 | channelInCfg, |
| 699 | sampleFormat, |
| 700 | inputBuffSizeRec); |
| 701 | if (stream->record == 0) { |
| 702 | PJ_LOG(3, (THIS_FILE, "Unable to create audio record object")); |
| 703 | status = PJMEDIA_EAUD_INIT; |
| 704 | goto on_error; |
| 705 | } |
| 706 | |
| 707 | exc = (*jni_env)->ExceptionOccurred(jni_env); |
| 708 | if (exc) { |
| 709 | (*jni_env)->ExceptionDescribe(jni_env); |
| 710 | (*jni_env)->ExceptionClear(jni_env); |
| 711 | PJ_LOG(3, (THIS_FILE, "Failure in audio record's constructor")); |
| 712 | if (mic_source == 0) { |
| 713 | status = PJMEDIA_EAUD_INIT; |
| 714 | goto on_error; |
| 715 | } |
| 716 | mic_source = 0; |
| 717 | PJ_LOG(4, (THIS_FILE, "Trying the default audio source.")); |
| 718 | continue; |
| 719 | } |
| 720 | |
| 721 | /* Check state */ |
| 722 | method_id = (*jni_env)->GetMethodID(jni_env, stream->record_class, |
| 723 | "getState", "()I"); |
| 724 | if (method_id == 0) { |
| 725 | PJ_LOG(3, (THIS_FILE, "Unable to find audio record getState() " |
| 726 | "method")); |
| 727 | status = PJMEDIA_EAUD_SYSERR; |
| 728 | goto on_error; |
| 729 | } |
| 730 | state = (*jni_env)->CallIntMethod(jni_env, stream->record, |
| 731 | method_id); |
| 732 | if (state == 0) { /* STATE_UNINITIALIZED */ |
| 733 | PJ_LOG(3, (THIS_FILE, "Failure in initializing audio record.")); |
| 734 | if (mic_source == 0) { |
| 735 | status = PJMEDIA_EAUD_INIT; |
| 736 | goto on_error; |
| 737 | } |
| 738 | mic_source = 0; |
| 739 | PJ_LOG(4, (THIS_FILE, "Trying the default audio source.")); |
| 740 | } |
| 741 | } while (state == 0); |
| 742 | |
| 743 | stream->record = (*jni_env)->NewGlobalRef(jni_env, stream->record); |
| 744 | if (stream->record == 0) { |
| 745 | PJ_LOG(3, (THIS_FILE, "Unable to create audio record global ref.")); |
| 746 | status = PJMEDIA_EAUD_INIT; |
| 747 | goto on_error; |
| 748 | } |
| 749 | |
| 750 | status = pj_sem_create(stream->pool, NULL, 0, 1, &stream->rec_sem); |
| 751 | if (status != PJ_SUCCESS) |
| 752 | goto on_error; |
| 753 | |
| 754 | status = pj_thread_create(stream->pool, "android_recorder", |
| 755 | AndroidRecorderCallback, stream, 0, 0, |
| 756 | &stream->rec_thread); |
| 757 | if (status != PJ_SUCCESS) |
| 758 | goto on_error; |
| 759 | |
| 760 | PJ_LOG(4, (THIS_FILE, "Audio record initialized successfully.")); |
| 761 | } |
| 762 | |
| 763 | if (stream->dir & PJMEDIA_DIR_PLAYBACK) { |
| 764 | jthrowable exc; |
| 765 | |
| 766 | /* Get pointer to the constructor */ |
| 767 | constructor_method = (*jni_env)->GetMethodID(jni_env, |
| 768 | stream->track_class, |
| 769 | "<init>", "(IIIIII)V"); |
| 770 | if (constructor_method == 0) { |
| 771 | PJ_LOG(3, (THIS_FILE, "Unable to find audio track's constructor.")); |
| 772 | status = PJMEDIA_EAUD_SYSERR; |
| 773 | goto on_error; |
| 774 | } |
| 775 | |
| 776 | stream->track = (*jni_env)->NewObject(jni_env, |
| 777 | stream->track_class, |
| 778 | constructor_method, |
| 779 | 0, /* STREAM_VOICE_CALL */ |
| 780 | param->clock_rate, |
| 781 | channelOutCfg, |
| 782 | sampleFormat, |
| 783 | inputBuffSizePlay, |
| 784 | 1 /* MODE_STREAM */); |
| 785 | if (stream->track == 0) { |
| 786 | PJ_LOG(3, (THIS_FILE, "Unable to create audio track object.")); |
| 787 | status = PJMEDIA_EAUD_INIT; |
| 788 | goto on_error; |
| 789 | } |
| 790 | |
| 791 | exc = (*jni_env)->ExceptionOccurred(jni_env); |
| 792 | if (exc) { |
| 793 | (*jni_env)->ExceptionDescribe(jni_env); |
| 794 | (*jni_env)->ExceptionClear(jni_env); |
| 795 | PJ_LOG(3, (THIS_FILE, "Failure in audio track's constructor")); |
| 796 | status = PJMEDIA_EAUD_INIT; |
| 797 | goto on_error; |
| 798 | } |
| 799 | |
| 800 | stream->track = (*jni_env)->NewGlobalRef(jni_env, stream->track); |
| 801 | if (stream->track == 0) { |
| 802 | PJ_LOG(3, (THIS_FILE, "Unable to create audio track's global ref")); |
| 803 | status = PJMEDIA_EAUD_INIT; |
| 804 | goto on_error; |
| 805 | } |
| 806 | |
| 807 | /* Check state */ |
| 808 | method_id = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 809 | "getState", "()I"); |
| 810 | if (method_id == 0) { |
| 811 | PJ_LOG(3, (THIS_FILE, "Unable to find audio track getState() " |
| 812 | "method")); |
| 813 | status = PJMEDIA_EAUD_SYSERR; |
| 814 | goto on_error; |
| 815 | } |
| 816 | state = (*jni_env)->CallIntMethod(jni_env, stream->track, |
| 817 | method_id); |
| 818 | if (state == 0) { /* STATE_UNINITIALIZED */ |
| 819 | PJ_LOG(3, (THIS_FILE, "Failure in initializing audio track.")); |
| 820 | status = PJMEDIA_EAUD_INIT; |
| 821 | goto on_error; |
| 822 | } |
| 823 | |
| 824 | status = pj_sem_create(stream->pool, NULL, 0, 1, &stream->play_sem); |
| 825 | if (status != PJ_SUCCESS) |
| 826 | goto on_error; |
| 827 | |
| 828 | status = pj_thread_create(stream->pool, "android_track", |
| 829 | AndroidTrackCallback, stream, 0, 0, |
| 830 | &stream->play_thread); |
| 831 | if (status != PJ_SUCCESS) |
| 832 | goto on_error; |
| 833 | |
| 834 | PJ_LOG(4, (THIS_FILE, "Audio track initialized successfully.")); |
| 835 | } |
| 836 | |
| 837 | if (param->flags & PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING) { |
| 838 | strm_set_cap(&stream->base, PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING, |
| 839 | ¶m->output_vol); |
| 840 | } |
| 841 | |
| 842 | /* Done */ |
| 843 | stream->base.op = &android_strm_op; |
| 844 | *p_aud_strm = &stream->base; |
| 845 | |
| 846 | detach_jvm(attached); |
| 847 | |
| 848 | return PJ_SUCCESS; |
| 849 | |
| 850 | on_error: |
| 851 | detach_jvm(attached); |
| 852 | strm_destroy(&stream->base); |
| 853 | return status; |
| 854 | } |
| 855 | |
| 856 | /* API: Get stream parameters */ |
| 857 | static pj_status_t strm_get_param(pjmedia_aud_stream *s, |
| 858 | pjmedia_aud_param *pi) |
| 859 | { |
| 860 | struct android_aud_stream *strm = (struct android_aud_stream*)s; |
| 861 | PJ_ASSERT_RETURN(strm && pi, PJ_EINVAL); |
| 862 | pj_memcpy(pi, &strm->param, sizeof(*pi)); |
| 863 | |
| 864 | if (strm_get_cap(s, PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING, |
| 865 | &pi->output_vol) == PJ_SUCCESS) |
| 866 | { |
| 867 | pi->flags |= PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING; |
| 868 | } |
| 869 | |
| 870 | return PJ_SUCCESS; |
| 871 | } |
| 872 | |
| 873 | /* API: get capability */ |
| 874 | static pj_status_t strm_get_cap(pjmedia_aud_stream *s, |
| 875 | pjmedia_aud_dev_cap cap, |
| 876 | void *pval) |
| 877 | { |
| 878 | struct android_aud_stream *strm = (struct android_aud_stream*)s; |
| 879 | pj_status_t status = PJMEDIA_EAUD_INVCAP; |
| 880 | |
| 881 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 882 | |
| 883 | if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 884 | (strm->param.dir & PJMEDIA_DIR_PLAYBACK)) |
| 885 | { |
| 886 | } |
| 887 | |
| 888 | return status; |
| 889 | } |
| 890 | |
| 891 | /* API: set capability */ |
| 892 | static pj_status_t strm_set_cap(pjmedia_aud_stream *s, |
| 893 | pjmedia_aud_dev_cap cap, |
| 894 | const void *value) |
| 895 | { |
| 896 | struct android_aud_stream *stream = (struct android_aud_stream*)s; |
| 897 | JNIEnv *jni_env = 0; |
| 898 | pj_bool_t attached; |
| 899 | |
| 900 | PJ_ASSERT_RETURN(s && value, PJ_EINVAL); |
| 901 | |
| 902 | if (cap==PJMEDIA_AUD_DEV_CAP_OUTPUT_VOLUME_SETTING && |
| 903 | (stream->param.dir & PJMEDIA_DIR_PLAYBACK)) |
| 904 | { |
| 905 | if (stream->track) { |
| 906 | jmethodID vol_method = 0; |
| 907 | int retval; |
| 908 | float vol = *(int *)value; |
| 909 | |
| 910 | attached = attach_jvm(&jni_env); |
| 911 | |
| 912 | vol_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 913 | "setStereoVolume", "(FF)I"); |
| 914 | if (vol_method) { |
| 915 | retval = (*jni_env)->CallIntMethod(jni_env, stream->track, |
| 916 | vol_method, |
| 917 | vol/100, vol/100); |
| 918 | } |
| 919 | |
| 920 | detach_jvm(attached); |
| 921 | |
| 922 | if (vol_method && retval == 0) |
| 923 | return PJ_SUCCESS; |
| 924 | } |
| 925 | } |
| 926 | |
| 927 | return PJMEDIA_EAUD_INVCAP; |
| 928 | } |
| 929 | |
| 930 | /* API: start stream. */ |
| 931 | static pj_status_t strm_start(pjmedia_aud_stream *s) |
| 932 | { |
| 933 | struct android_aud_stream *stream = (struct android_aud_stream*)s; |
| 934 | |
| 935 | if (!stream->running) { |
| 936 | stream->running = PJ_TRUE; |
| 937 | if (stream->record) |
| 938 | pj_sem_post(stream->rec_sem); |
| 939 | if (stream->track) |
| 940 | pj_sem_post(stream->play_sem); |
| 941 | } |
| 942 | |
| 943 | PJ_LOG(4, (THIS_FILE, "Android JNI stream started")); |
| 944 | |
| 945 | return PJ_SUCCESS; |
| 946 | } |
| 947 | |
| 948 | /* API: stop stream. */ |
| 949 | static pj_status_t strm_stop(pjmedia_aud_stream *s) |
| 950 | { |
| 951 | struct android_aud_stream *stream = (struct android_aud_stream*)s; |
| 952 | |
| 953 | if (!stream->running) |
| 954 | return PJ_SUCCESS; |
| 955 | |
| 956 | stream->running = PJ_FALSE; |
| 957 | PJ_LOG(4,(THIS_FILE, "Android JNI stream stopped")); |
| 958 | |
| 959 | return PJ_SUCCESS; |
| 960 | } |
| 961 | |
| 962 | /* API: destroy stream. */ |
| 963 | static pj_status_t strm_destroy(pjmedia_aud_stream *s) |
| 964 | { |
| 965 | struct android_aud_stream *stream = (struct android_aud_stream*)s; |
| 966 | JNIEnv *jni_env = 0; |
| 967 | jmethodID release_method=0; |
| 968 | pj_bool_t attached; |
| 969 | |
| 970 | PJ_LOG(4,(THIS_FILE, "Destroying Android JNI stream...")); |
| 971 | |
| 972 | stream->quit_flag = PJ_TRUE; |
| 973 | |
| 974 | /* Stop the stream */ |
| 975 | strm_stop(s); |
| 976 | |
| 977 | attached = attach_jvm(&jni_env); |
| 978 | |
| 979 | if (stream->record){ |
| 980 | if (stream->rec_thread) { |
| 981 | pj_sem_post(stream->rec_sem); |
| 982 | pj_thread_join(stream->rec_thread); |
| 983 | pj_thread_destroy(stream->rec_thread); |
| 984 | stream->rec_thread = NULL; |
| 985 | } |
| 986 | |
| 987 | if (stream->rec_sem) { |
| 988 | pj_sem_destroy(stream->rec_sem); |
| 989 | stream->rec_sem = NULL; |
| 990 | } |
| 991 | |
| 992 | release_method = (*jni_env)->GetMethodID(jni_env, stream->record_class, |
| 993 | "release", "()V"); |
| 994 | (*jni_env)->CallVoidMethod(jni_env, stream->record, release_method); |
| 995 | |
| 996 | (*jni_env)->DeleteGlobalRef(jni_env, stream->record); |
| 997 | (*jni_env)->DeleteGlobalRef(jni_env, stream->record_class); |
| 998 | stream->record = NULL; |
| 999 | stream->record_class = NULL; |
| 1000 | PJ_LOG(4, (THIS_FILE, "Audio record released")); |
| 1001 | } |
| 1002 | |
| 1003 | if (stream->track) { |
| 1004 | if (stream->play_thread) { |
| 1005 | pj_sem_post(stream->play_sem); |
| 1006 | pj_thread_join(stream->play_thread); |
| 1007 | pj_thread_destroy(stream->play_thread); |
| 1008 | stream->play_thread = NULL; |
| 1009 | } |
| 1010 | |
| 1011 | if (stream->play_sem) { |
| 1012 | pj_sem_destroy(stream->play_sem); |
| 1013 | stream->play_sem = NULL; |
| 1014 | } |
| 1015 | |
| 1016 | release_method = (*jni_env)->GetMethodID(jni_env, stream->track_class, |
| 1017 | "release", "()V"); |
| 1018 | (*jni_env)->CallVoidMethod(jni_env, stream->track, release_method); |
| 1019 | |
| 1020 | (*jni_env)->DeleteGlobalRef(jni_env, stream->track); |
| 1021 | (*jni_env)->DeleteGlobalRef(jni_env, stream->track_class); |
| 1022 | stream->track = NULL; |
| 1023 | stream->track_class = NULL; |
| 1024 | PJ_LOG(3, (THIS_FILE, "Audio track released")); |
| 1025 | } |
| 1026 | |
| 1027 | pj_pool_release(stream->pool); |
| 1028 | PJ_LOG(4, (THIS_FILE, "Android JNI stream destroyed")); |
| 1029 | |
| 1030 | detach_jvm(attached); |
| 1031 | return PJ_SUCCESS; |
| 1032 | } |
| 1033 | |
| 1034 | #endif /* PJMEDIA_AUDIO_DEV_HAS_ANDROID_JNI */ |