android_media_MediaPlayer2.cpp revision 128875996598b9cfa91bad137d3a73dfcb4a2aed
1/* 2** 3** Copyright 2017, The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18//#define LOG_NDEBUG 0 19#define LOG_TAG "MediaPlayer2-JNI" 20#include "utils/Log.h" 21 22#include <sys/stat.h> 23 24#include <media/AudioResamplerPublic.h> 25#include <media/DataSourceDesc.h> 26#include <media/MediaHTTPService.h> 27#include <media/MediaAnalyticsItem.h> 28#include <media/NdkWrapper.h> 29#include <media/stagefright/Utils.h> 30#include <media/stagefright/foundation/ByteUtils.h> // for FOURCC definition 31#include <mediaplayer2/JAudioTrack.h> 32#include <mediaplayer2/mediaplayer2.h> 33#include <stdio.h> 34#include <assert.h> 35#include <limits.h> 36#include <unistd.h> 37#include <fcntl.h> 38#include <utils/threads.h> 39#include "jni.h" 40#include <nativehelper/JNIHelp.h> 41#include "android/native_window_jni.h" 42#include "android_runtime/Log.h" 43#include "utils/Errors.h" // for status_t 44#include "utils/KeyedVector.h" 45#include "utils/String8.h" 46#include "android_media_BufferingParams.h" 47#include "android_media_Media2HTTPService.h" 48#include "android_media_Media2DataSource.h" 49#include "android_media_MediaMetricsJNI.h" 50#include "android_media_PlaybackParams.h" 51#include "android_media_SyncParams.h" 52#include "android_media_VolumeShaper.h" 53 54#include "android_os_Parcel.h" 55#include "android_util_Binder.h" 56#include <binder/Parcel.h> 57 58// Modular DRM begin 59#define FIND_CLASS(var, className) \ 60var = env->FindClass(className); \ 61LOG_FATAL_IF(! (var), "Unable to find class " className); 62 63#define GET_METHOD_ID(var, clazz, fieldName, fieldDescriptor) \ 64var = env->GetMethodID(clazz, fieldName, fieldDescriptor); \ 65LOG_FATAL_IF(! (var), "Unable to find method " fieldName); 66 67struct StateExceptionFields { 68 jmethodID init; 69 jclass classId; 70}; 71 72static StateExceptionFields gStateExceptionFields; 73// Modular DRM end 74 75// ---------------------------------------------------------------------------- 76 77using namespace android; 78 79using media::VolumeShaper; 80 81// ---------------------------------------------------------------------------- 82 83struct fields_t { 84 jfieldID context; 85 jfieldID surface_texture; 86 87 jmethodID post_event; 88 89 jmethodID proxyConfigGetHost; 90 jmethodID proxyConfigGetPort; 91 jmethodID proxyConfigGetExclusionList; 92}; 93static fields_t fields; 94 95static BufferingParams::fields_t gBufferingParamsFields; 96static PlaybackParams::fields_t gPlaybackParamsFields; 97static SyncParams::fields_t gSyncParamsFields; 98static VolumeShaperHelper::fields_t gVolumeShaperFields; 99 100static Mutex sLock; 101 102static bool ConvertKeyValueArraysToKeyedVector( 103 JNIEnv *env, jobjectArray keys, jobjectArray values, 104 KeyedVector<String8, String8>* keyedVector) { 105 106 int nKeyValuePairs = 0; 107 bool failed = false; 108 if (keys != NULL && values != NULL) { 109 nKeyValuePairs = env->GetArrayLength(keys); 110 failed = (nKeyValuePairs != env->GetArrayLength(values)); 111 } 112 113 if (!failed) { 114 failed = ((keys != NULL && values == NULL) || 115 (keys == NULL && values != NULL)); 116 } 117 118 if (failed) { 119 ALOGE("keys and values arrays have different length"); 120 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 121 return false; 122 } 123 124 for (int i = 0; i < nKeyValuePairs; ++i) { 125 // No need to check on the ArrayIndexOutOfBoundsException, since 126 // it won't happen here. 127 jstring key = (jstring) env->GetObjectArrayElement(keys, i); 128 jstring value = (jstring) env->GetObjectArrayElement(values, i); 129 130 const char* keyStr = env->GetStringUTFChars(key, NULL); 131 if (!keyStr) { // OutOfMemoryError 132 return false; 133 } 134 135 const char* valueStr = env->GetStringUTFChars(value, NULL); 136 if (!valueStr) { // OutOfMemoryError 137 env->ReleaseStringUTFChars(key, keyStr); 138 return false; 139 } 140 141 keyedVector->add(String8(keyStr), String8(valueStr)); 142 143 env->ReleaseStringUTFChars(key, keyStr); 144 env->ReleaseStringUTFChars(value, valueStr); 145 env->DeleteLocalRef(key); 146 env->DeleteLocalRef(value); 147 } 148 return true; 149} 150 151// ---------------------------------------------------------------------------- 152// ref-counted object for callbacks 153class JNIMediaPlayer2Listener: public MediaPlayer2Listener 154{ 155public: 156 JNIMediaPlayer2Listener(JNIEnv* env, jobject thiz, jobject weak_thiz); 157 ~JNIMediaPlayer2Listener(); 158 virtual void notify(int64_t srcId, int msg, int ext1, int ext2, 159 const Parcel *obj = NULL) override; 160private: 161 JNIMediaPlayer2Listener(); 162 jclass mClass; // Reference to MediaPlayer2 class 163 jobject mObject; // Weak ref to MediaPlayer2 Java object to call on 164}; 165 166JNIMediaPlayer2Listener::JNIMediaPlayer2Listener(JNIEnv* env, jobject thiz, jobject weak_thiz) 167{ 168 169 // Hold onto the MediaPlayer2 class for use in calling the static method 170 // that posts events to the application thread. 171 jclass clazz = env->GetObjectClass(thiz); 172 if (clazz == NULL) { 173 ALOGE("Can't find android/media/MediaPlayer2Impl"); 174 jniThrowException(env, "java/lang/Exception", NULL); 175 return; 176 } 177 mClass = (jclass)env->NewGlobalRef(clazz); 178 179 // We use a weak reference so the MediaPlayer2 object can be garbage collected. 180 // The reference is only used as a proxy for callbacks. 181 mObject = env->NewGlobalRef(weak_thiz); 182} 183 184JNIMediaPlayer2Listener::~JNIMediaPlayer2Listener() 185{ 186 // remove global references 187 JNIEnv *env = AndroidRuntime::getJNIEnv(); 188 env->DeleteGlobalRef(mObject); 189 env->DeleteGlobalRef(mClass); 190} 191 192void JNIMediaPlayer2Listener::notify(int64_t srcId, int msg, int ext1, int ext2, const Parcel *obj) 193{ 194 JNIEnv *env = AndroidRuntime::getJNIEnv(); 195 if (obj && obj->dataSize() > 0) { 196 jobject jParcel = createJavaParcelObject(env); 197 if (jParcel != NULL) { 198 Parcel* nativeParcel = parcelForJavaObject(env, jParcel); 199 nativeParcel->setData(obj->data(), obj->dataSize()); 200 env->CallStaticVoidMethod(mClass, fields.post_event, mObject, 201 srcId, msg, ext1, ext2, jParcel); 202 env->DeleteLocalRef(jParcel); 203 } 204 } else { 205 env->CallStaticVoidMethod(mClass, fields.post_event, mObject, 206 srcId, msg, ext1, ext2, NULL); 207 } 208 if (env->ExceptionCheck()) { 209 ALOGW("An exception occurred while notifying an event."); 210 LOGW_EX(env); 211 env->ExceptionClear(); 212 } 213} 214 215// ---------------------------------------------------------------------------- 216 217static sp<MediaPlayer2> getMediaPlayer(JNIEnv* env, jobject thiz) 218{ 219 Mutex::Autolock l(sLock); 220 MediaPlayer2* const p = (MediaPlayer2*)env->GetLongField(thiz, fields.context); 221 return sp<MediaPlayer2>(p); 222} 223 224static sp<MediaPlayer2> setMediaPlayer(JNIEnv* env, jobject thiz, const sp<MediaPlayer2>& player) 225{ 226 Mutex::Autolock l(sLock); 227 sp<MediaPlayer2> old = (MediaPlayer2*)env->GetLongField(thiz, fields.context); 228 if (player.get()) { 229 player->incStrong((void*)setMediaPlayer); 230 } 231 if (old != 0) { 232 old->decStrong((void*)setMediaPlayer); 233 } 234 env->SetLongField(thiz, fields.context, (jlong)player.get()); 235 return old; 236} 237 238// If exception is NULL and opStatus is not OK, this method sends an error 239// event to the client application; otherwise, if exception is not NULL and 240// opStatus is not OK, this method throws the given exception to the client 241// application. 242static void process_media_player_call( 243 JNIEnv *env, jobject thiz, status_t opStatus, const char* exception, const char *message) 244{ 245 if (exception == NULL) { // Don't throw exception. Instead, send an event. 246 if (opStatus != (status_t) OK) { 247 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 248 if (mp != 0) { 249 int64_t srcId = 0; 250 mp->getSrcId(&srcId); 251 mp->notify(srcId, MEDIA2_ERROR, opStatus, 0); 252 } 253 } 254 } else { // Throw exception! 255 if ( opStatus == (status_t) INVALID_OPERATION ) { 256 jniThrowException(env, "java/lang/IllegalStateException", NULL); 257 } else if ( opStatus == (status_t) BAD_VALUE ) { 258 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 259 } else if ( opStatus == (status_t) PERMISSION_DENIED ) { 260 jniThrowException(env, "java/lang/SecurityException", NULL); 261 } else if ( opStatus != (status_t) OK ) { 262 if (strlen(message) > 230) { 263 // if the message is too long, don't bother displaying the status code 264 jniThrowException( env, exception, message); 265 } else { 266 char msg[256]; 267 // append the status code to the message 268 sprintf(msg, "%s: status=0x%X", message, opStatus); 269 jniThrowException( env, exception, msg); 270 } 271 } 272 } 273} 274 275static void 276android_media_MediaPlayer2_handleDataSourceUrl( 277 JNIEnv *env, jobject thiz, jboolean isCurrent, jlong srcId, 278 jobject httpServiceObj, jstring path, jobjectArray keys, jobjectArray values) { 279 280 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 281 if (mp == NULL) { 282 jniThrowException(env, "java/lang/IllegalStateException", NULL); 283 return; 284 } 285 286 if (path == NULL) { 287 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 288 return; 289 } 290 291 const char *tmp = env->GetStringUTFChars(path, NULL); 292 if (tmp == NULL) { // Out of memory 293 return; 294 } 295 ALOGV("handleDataSourceUrl: path %s, srcId %lld", tmp, (long long)srcId); 296 297 if (strncmp(tmp, "content://", 10) == 0) { 298 ALOGE("handleDataSourceUrl: content scheme is not supported in native code"); 299 jniThrowException(env, "java/io/IOException", 300 "content scheme is not supported in native code"); 301 return; 302 } 303 304 sp<DataSourceDesc> dsd = new DataSourceDesc(); 305 dsd->mId = srcId; 306 dsd->mType = DataSourceDesc::TYPE_URL; 307 dsd->mUrl = tmp; 308 309 env->ReleaseStringUTFChars(path, tmp); 310 tmp = NULL; 311 312 // We build a KeyedVector out of the key and val arrays 313 if (!ConvertKeyValueArraysToKeyedVector( 314 env, keys, values, &dsd->mHeaders)) { 315 return; 316 } 317 318 sp<MediaHTTPService> httpService; 319 if (httpServiceObj != NULL) { 320 httpService = new JMedia2HTTPService(env, httpServiceObj); 321 } 322 dsd->mHttpService = httpService; 323 324 status_t err; 325 if (isCurrent) { 326 err = mp->setDataSource(dsd); 327 } else { 328 err = mp->prepareNextDataSource(dsd); 329 } 330 process_media_player_call(env, thiz, err, 331 "java/io/IOException", "handleDataSourceUrl failed." ); 332} 333 334static void 335android_media_MediaPlayer2_handleDataSourceFD( 336 JNIEnv *env, jobject thiz, jboolean isCurrent, jlong srcId, 337 jobject fileDescriptor, jlong offset, jlong length) 338{ 339 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 340 if (mp == NULL ) { 341 jniThrowException(env, "java/lang/IllegalStateException", NULL); 342 return; 343 } 344 345 if (fileDescriptor == NULL) { 346 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 347 return; 348 } 349 int fd = jniGetFDFromFileDescriptor(env, fileDescriptor); 350 ALOGV("handleDataSourceFD: srcId=%lld, fd=%d (%s), offset=%lld, length=%lld", 351 (long long)srcId, fd, nameForFd(fd).c_str(), (long long)offset, (long long)length); 352 353 struct stat sb; 354 int ret = fstat(fd, &sb); 355 if (ret != 0) { 356 ALOGE("handleDataSourceFD: fstat(%d) failed: %d, %s", fd, ret, strerror(errno)); 357 jniThrowException(env, "java/io/IOException", "handleDataSourceFD failed fstat"); 358 return; 359 } 360 361 ALOGV("st_dev = %llu", static_cast<unsigned long long>(sb.st_dev)); 362 ALOGV("st_mode = %u", sb.st_mode); 363 ALOGV("st_uid = %lu", static_cast<unsigned long>(sb.st_uid)); 364 ALOGV("st_gid = %lu", static_cast<unsigned long>(sb.st_gid)); 365 ALOGV("st_size = %llu", static_cast<unsigned long long>(sb.st_size)); 366 367 if (offset >= sb.st_size) { 368 ALOGE("handleDataSourceFD: offset is out of range"); 369 jniThrowException(env, "java/lang/IllegalArgumentException", 370 "handleDataSourceFD failed, offset is out of range."); 371 return; 372 } 373 if (offset + length > sb.st_size) { 374 length = sb.st_size - offset; 375 ALOGV("handleDataSourceFD: adjusted length = %lld", (long long)length); 376 } 377 378 sp<DataSourceDesc> dsd = new DataSourceDesc(); 379 dsd->mId = srcId; 380 dsd->mType = DataSourceDesc::TYPE_FD; 381 dsd->mFD = fd; 382 dsd->mFDOffset = offset; 383 dsd->mFDLength = length; 384 385 status_t err; 386 if (isCurrent) { 387 err = mp->setDataSource(dsd); 388 } else { 389 err = mp->prepareNextDataSource(dsd); 390 } 391 process_media_player_call(env, thiz, err, 392 "java/io/IOException", "handleDataSourceFD failed." ); 393} 394 395static void 396android_media_MediaPlayer2_handleDataSourceCallback( 397 JNIEnv *env, jobject thiz, jboolean isCurrent, jlong srcId, jobject dataSource) 398{ 399 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 400 if (mp == NULL ) { 401 jniThrowException(env, "java/lang/IllegalStateException", NULL); 402 return; 403 } 404 405 if (dataSource == NULL) { 406 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 407 return; 408 } 409 sp<DataSource> callbackDataSource = new JMedia2DataSource(env, dataSource); 410 sp<DataSourceDesc> dsd = new DataSourceDesc(); 411 dsd->mId = srcId; 412 dsd->mType = DataSourceDesc::TYPE_CALLBACK; 413 dsd->mCallbackSource = callbackDataSource; 414 415 status_t err; 416 if (isCurrent) { 417 err = mp->setDataSource(dsd); 418 } else { 419 err = mp->prepareNextDataSource(dsd); 420 } 421 process_media_player_call(env, thiz, err, 422 "java/lang/RuntimeException", "handleDataSourceCallback failed." ); 423} 424 425static sp<ANativeWindowWrapper> 426getVideoSurfaceTexture(JNIEnv* env, jobject thiz) { 427 ANativeWindow * const p = (ANativeWindow*)env->GetLongField(thiz, fields.surface_texture); 428 return new ANativeWindowWrapper(p); 429} 430 431static void 432decVideoSurfaceRef(JNIEnv *env, jobject thiz) 433{ 434 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 435 if (mp == NULL) { 436 return; 437 } 438 439 ANativeWindow * const old_anw = (ANativeWindow*)env->GetLongField(thiz, fields.surface_texture); 440 if (old_anw != NULL) { 441 ANativeWindow_release(old_anw); 442 env->SetLongField(thiz, fields.surface_texture, (jlong)NULL); 443 } 444} 445 446static void 447setVideoSurface(JNIEnv *env, jobject thiz, jobject jsurface, jboolean mediaPlayerMustBeAlive) 448{ 449 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 450 if (mp == NULL) { 451 if (mediaPlayerMustBeAlive) { 452 jniThrowException(env, "java/lang/IllegalStateException", NULL); 453 } 454 return; 455 } 456 457 decVideoSurfaceRef(env, thiz); 458 459 ANativeWindow* anw = NULL; 460 if (jsurface) { 461 anw = ANativeWindow_fromSurface(env, jsurface); 462 if (anw == NULL) { 463 jniThrowException(env, "java/lang/IllegalArgumentException", 464 "The surface has been released"); 465 return; 466 } 467 } 468 469 env->SetLongField(thiz, fields.surface_texture, (jlong)anw); 470 471 // This will fail if the media player has not been initialized yet. This 472 // can be the case if setDisplay() on MediaPlayer2Impl.java has been called 473 // before setDataSource(). The redundant call to setVideoSurfaceTexture() 474 // in prepare/prepareAsync covers for this case. 475 mp->setVideoSurfaceTexture(new ANativeWindowWrapper(anw)); 476} 477 478static void 479android_media_MediaPlayer2_setVideoSurface(JNIEnv *env, jobject thiz, jobject jsurface) 480{ 481 setVideoSurface(env, thiz, jsurface, true /* mediaPlayerMustBeAlive */); 482} 483 484static jobject 485android_media_MediaPlayer2_getBufferingParams(JNIEnv *env, jobject thiz) 486{ 487 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 488 if (mp == NULL) { 489 jniThrowException(env, "java/lang/IllegalStateException", NULL); 490 return NULL; 491 } 492 493 BufferingParams bp; 494 BufferingSettings &settings = bp.settings; 495 process_media_player_call( 496 env, thiz, mp->getBufferingSettings(&settings), 497 "java/lang/IllegalStateException", "unexpected error"); 498 ALOGV("getBufferingSettings:{%s}", settings.toString().string()); 499 500 return bp.asJobject(env, gBufferingParamsFields); 501} 502 503static void 504android_media_MediaPlayer2_setBufferingParams(JNIEnv *env, jobject thiz, jobject params) 505{ 506 if (params == NULL) { 507 return; 508 } 509 510 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 511 if (mp == NULL) { 512 jniThrowException(env, "java/lang/IllegalStateException", NULL); 513 return; 514 } 515 516 BufferingParams bp; 517 bp.fillFromJobject(env, gBufferingParamsFields, params); 518 ALOGV("setBufferingParams:{%s}", bp.settings.toString().string()); 519 520 process_media_player_call( 521 env, thiz, mp->setBufferingSettings(bp.settings), 522 "java/lang/IllegalStateException", "unexpected error"); 523} 524 525static void 526android_media_MediaPlayer2_playNextDataSource(JNIEnv *env, jobject thiz, jlong srcId) 527{ 528 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 529 if (mp == NULL) { 530 jniThrowException(env, "java/lang/IllegalStateException", NULL); 531 return; 532 } 533 534 process_media_player_call(env, thiz, mp->playNextDataSource((int64_t)srcId), 535 "java/io/IOException", "playNextDataSource failed." ); 536} 537 538static void 539android_media_MediaPlayer2_prepareAsync(JNIEnv *env, jobject thiz) 540{ 541 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 542 if (mp == NULL ) { 543 jniThrowException(env, "java/lang/IllegalStateException", NULL); 544 return; 545 } 546 547 // Handle the case where the display surface was set before the mp was 548 // initialized. We try again to make it stick. 549 sp<ANativeWindowWrapper> st = getVideoSurfaceTexture(env, thiz); 550 mp->setVideoSurfaceTexture(st); 551 552 process_media_player_call( env, thiz, mp->prepareAsync(), "java/io/IOException", "Prepare Async failed." ); 553} 554 555static void 556android_media_MediaPlayer2_start(JNIEnv *env, jobject thiz) 557{ 558 ALOGV("start"); 559 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 560 if (mp == NULL ) { 561 jniThrowException(env, "java/lang/IllegalStateException", NULL); 562 return; 563 } 564 process_media_player_call( env, thiz, mp->start(), NULL, NULL ); 565} 566 567static void 568android_media_MediaPlayer2_stop(JNIEnv *env, jobject thiz) 569{ 570 ALOGV("stop"); 571 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 572 if (mp == NULL ) { 573 jniThrowException(env, "java/lang/IllegalStateException", NULL); 574 return; 575 } 576 process_media_player_call( env, thiz, mp->stop(), NULL, NULL ); 577} 578 579static void 580android_media_MediaPlayer2_pause(JNIEnv *env, jobject thiz) 581{ 582 ALOGV("pause"); 583 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 584 if (mp == NULL ) { 585 jniThrowException(env, "java/lang/IllegalStateException", NULL); 586 return; 587 } 588 process_media_player_call( env, thiz, mp->pause(), NULL, NULL ); 589} 590 591static jboolean 592android_media_MediaPlayer2_isPlaying(JNIEnv *env, jobject thiz) 593{ 594 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 595 if (mp == NULL ) { 596 jniThrowException(env, "java/lang/IllegalStateException", NULL); 597 return JNI_FALSE; 598 } 599 const jboolean is_playing = mp->isPlaying(); 600 601 ALOGV("isPlaying: %d", is_playing); 602 return is_playing; 603} 604 605static void 606android_media_MediaPlayer2_setPlaybackParams(JNIEnv *env, jobject thiz, jobject params) 607{ 608 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 609 if (mp == NULL) { 610 jniThrowException(env, "java/lang/IllegalStateException", NULL); 611 return; 612 } 613 614 PlaybackParams pbp; 615 pbp.fillFromJobject(env, gPlaybackParamsFields, params); 616 ALOGV("setPlaybackParams: %d:%f %d:%f %d:%u %d:%u", 617 pbp.speedSet, pbp.audioRate.mSpeed, 618 pbp.pitchSet, pbp.audioRate.mPitch, 619 pbp.audioFallbackModeSet, pbp.audioRate.mFallbackMode, 620 pbp.audioStretchModeSet, pbp.audioRate.mStretchMode); 621 622 AudioPlaybackRate rate; 623 status_t err = mp->getPlaybackSettings(&rate); 624 if (err == OK) { 625 bool updatedRate = false; 626 if (pbp.speedSet) { 627 rate.mSpeed = pbp.audioRate.mSpeed; 628 updatedRate = true; 629 } 630 if (pbp.pitchSet) { 631 rate.mPitch = pbp.audioRate.mPitch; 632 updatedRate = true; 633 } 634 if (pbp.audioFallbackModeSet) { 635 rate.mFallbackMode = pbp.audioRate.mFallbackMode; 636 updatedRate = true; 637 } 638 if (pbp.audioStretchModeSet) { 639 rate.mStretchMode = pbp.audioRate.mStretchMode; 640 updatedRate = true; 641 } 642 if (updatedRate) { 643 err = mp->setPlaybackSettings(rate); 644 } 645 } 646 process_media_player_call( 647 env, thiz, err, 648 "java/lang/IllegalStateException", "unexpected error"); 649} 650 651static jobject 652android_media_MediaPlayer2_getPlaybackParams(JNIEnv *env, jobject thiz) 653{ 654 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 655 if (mp == NULL) { 656 jniThrowException(env, "java/lang/IllegalStateException", NULL); 657 return NULL; 658 } 659 660 PlaybackParams pbp; 661 AudioPlaybackRate &audioRate = pbp.audioRate; 662 process_media_player_call( 663 env, thiz, mp->getPlaybackSettings(&audioRate), 664 "java/lang/IllegalStateException", "unexpected error"); 665 ALOGV("getPlaybackSettings: %f %f %d %d", 666 audioRate.mSpeed, audioRate.mPitch, audioRate.mFallbackMode, audioRate.mStretchMode); 667 668 pbp.speedSet = true; 669 pbp.pitchSet = true; 670 pbp.audioFallbackModeSet = true; 671 pbp.audioStretchModeSet = true; 672 673 return pbp.asJobject(env, gPlaybackParamsFields); 674} 675 676static void 677android_media_MediaPlayer2_setSyncParams(JNIEnv *env, jobject thiz, jobject params) 678{ 679 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 680 if (mp == NULL) { 681 jniThrowException(env, "java/lang/IllegalStateException", NULL); 682 return; 683 } 684 685 SyncParams scp; 686 scp.fillFromJobject(env, gSyncParamsFields, params); 687 ALOGV("setSyncParams: %d:%d %d:%d %d:%f %d:%f", 688 scp.syncSourceSet, scp.sync.mSource, 689 scp.audioAdjustModeSet, scp.sync.mAudioAdjustMode, 690 scp.toleranceSet, scp.sync.mTolerance, 691 scp.frameRateSet, scp.frameRate); 692 693 AVSyncSettings avsync; 694 float videoFrameRate; 695 status_t err = mp->getSyncSettings(&avsync, &videoFrameRate); 696 if (err == OK) { 697 bool updatedSync = scp.frameRateSet; 698 if (scp.syncSourceSet) { 699 avsync.mSource = scp.sync.mSource; 700 updatedSync = true; 701 } 702 if (scp.audioAdjustModeSet) { 703 avsync.mAudioAdjustMode = scp.sync.mAudioAdjustMode; 704 updatedSync = true; 705 } 706 if (scp.toleranceSet) { 707 avsync.mTolerance = scp.sync.mTolerance; 708 updatedSync = true; 709 } 710 if (updatedSync) { 711 err = mp->setSyncSettings(avsync, scp.frameRateSet ? scp.frameRate : -1.f); 712 } 713 } 714 process_media_player_call( 715 env, thiz, err, 716 "java/lang/IllegalStateException", "unexpected error"); 717} 718 719static jobject 720android_media_MediaPlayer2_getSyncParams(JNIEnv *env, jobject thiz) 721{ 722 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 723 if (mp == NULL) { 724 jniThrowException(env, "java/lang/IllegalStateException", NULL); 725 return NULL; 726 } 727 728 SyncParams scp; 729 scp.frameRate = -1.f; 730 process_media_player_call( 731 env, thiz, mp->getSyncSettings(&scp.sync, &scp.frameRate), 732 "java/lang/IllegalStateException", "unexpected error"); 733 734 ALOGV("getSyncSettings: %d %d %f %f", 735 scp.sync.mSource, scp.sync.mAudioAdjustMode, scp.sync.mTolerance, scp.frameRate); 736 737 // sanity check params 738 if (scp.sync.mSource >= AVSYNC_SOURCE_MAX 739 || scp.sync.mAudioAdjustMode >= AVSYNC_AUDIO_ADJUST_MODE_MAX 740 || scp.sync.mTolerance < 0.f 741 || scp.sync.mTolerance >= AVSYNC_TOLERANCE_MAX) { 742 jniThrowException(env, "java/lang/IllegalStateException", NULL); 743 return NULL; 744 } 745 746 scp.syncSourceSet = true; 747 scp.audioAdjustModeSet = true; 748 scp.toleranceSet = true; 749 scp.frameRateSet = scp.frameRate >= 0.f; 750 751 return scp.asJobject(env, gSyncParamsFields); 752} 753 754static void 755android_media_MediaPlayer2_seekTo(JNIEnv *env, jobject thiz, jlong msec, jint mode) 756{ 757 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 758 if (mp == NULL ) { 759 jniThrowException(env, "java/lang/IllegalStateException", NULL); 760 return; 761 } 762 ALOGV("seekTo: %lld(msec), mode=%d", (long long)msec, mode); 763 process_media_player_call(env, thiz, mp->seekTo((int64_t)msec, (MediaPlayer2SeekMode)mode), 764 NULL, NULL); 765} 766 767static void 768android_media_MediaPlayer2_notifyAt(JNIEnv *env, jobject thiz, jlong mediaTimeUs) 769{ 770 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 771 if (mp == NULL) { 772 jniThrowException(env, "java/lang/IllegalStateException", NULL); 773 return; 774 } 775 ALOGV("notifyAt: %lld", (long long)mediaTimeUs); 776 process_media_player_call( env, thiz, mp->notifyAt((int64_t)mediaTimeUs), NULL, NULL ); 777} 778 779static jint 780android_media_MediaPlayer2_getVideoWidth(JNIEnv *env, jobject thiz) 781{ 782 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 783 if (mp == NULL ) { 784 jniThrowException(env, "java/lang/IllegalStateException", NULL); 785 return 0; 786 } 787 int w; 788 if (0 != mp->getVideoWidth(&w)) { 789 ALOGE("getVideoWidth failed"); 790 w = 0; 791 } 792 ALOGV("getVideoWidth: %d", w); 793 return (jint) w; 794} 795 796static jint 797android_media_MediaPlayer2_getVideoHeight(JNIEnv *env, jobject thiz) 798{ 799 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 800 if (mp == NULL ) { 801 jniThrowException(env, "java/lang/IllegalStateException", NULL); 802 return 0; 803 } 804 int h; 805 if (0 != mp->getVideoHeight(&h)) { 806 ALOGE("getVideoHeight failed"); 807 h = 0; 808 } 809 ALOGV("getVideoHeight: %d", h); 810 return (jint) h; 811} 812 813static jobject 814android_media_MediaPlayer2_native_getMetrics(JNIEnv *env, jobject thiz) 815{ 816 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 817 if (mp == NULL ) { 818 jniThrowException(env, "java/lang/IllegalStateException", NULL); 819 return 0; 820 } 821 822 Parcel p; 823 int key = FOURCC('m','t','r','X'); 824 status_t status = mp->getParameter(key, &p); 825 if (status != OK) { 826 ALOGD("getMetrics() failed: %d", status); 827 return (jobject) NULL; 828 } 829 830 p.setDataPosition(0); 831 MediaAnalyticsItem *item = new MediaAnalyticsItem; 832 item->readFromParcel(p); 833 jobject mybundle = MediaMetricsJNI::writeMetricsToBundle(env, item, NULL); 834 835 // housekeeping 836 delete item; 837 item = NULL; 838 839 return mybundle; 840} 841 842static jlong 843android_media_MediaPlayer2_getCurrentPosition(JNIEnv *env, jobject thiz) 844{ 845 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 846 if (mp == NULL ) { 847 jniThrowException(env, "java/lang/IllegalStateException", NULL); 848 return 0; 849 } 850 int64_t msec; 851 process_media_player_call( env, thiz, mp->getCurrentPosition(&msec), NULL, NULL ); 852 ALOGV("getCurrentPosition: %lld (msec)", (long long)msec); 853 return (jlong) msec; 854} 855 856static jlong 857android_media_MediaPlayer2_getDuration(JNIEnv *env, jobject thiz) 858{ 859 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 860 if (mp == NULL ) { 861 jniThrowException(env, "java/lang/IllegalStateException", NULL); 862 return 0; 863 } 864 int64_t msec; 865 process_media_player_call( env, thiz, mp->getDuration(&msec), NULL, NULL ); 866 ALOGV("getDuration: %lld (msec)", (long long)msec); 867 return (jlong) msec; 868} 869 870static void 871android_media_MediaPlayer2_reset(JNIEnv *env, jobject thiz) 872{ 873 ALOGV("reset"); 874 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 875 if (mp == NULL ) { 876 jniThrowException(env, "java/lang/IllegalStateException", NULL); 877 return; 878 } 879 process_media_player_call( env, thiz, mp->reset(), NULL, NULL ); 880} 881 882static jint 883android_media_MediaPlayer2_getAudioStreamType(JNIEnv *env, jobject thiz) 884{ 885 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 886 if (mp == NULL ) { 887 jniThrowException(env, "java/lang/IllegalStateException", NULL); 888 return 0; 889 } 890 audio_stream_type_t streamtype; 891 process_media_player_call( env, thiz, mp->getAudioStreamType(&streamtype), NULL, NULL ); 892 ALOGV("getAudioStreamType: %d (streamtype)", streamtype); 893 return (jint) streamtype; 894} 895 896static jboolean 897android_media_MediaPlayer2_setParameter(JNIEnv *env, jobject thiz, jint key, jobject java_request) 898{ 899 ALOGV("setParameter: key %d", key); 900 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 901 if (mp == NULL ) { 902 jniThrowException(env, "java/lang/IllegalStateException", NULL); 903 return false; 904 } 905 906 Parcel *request = parcelForJavaObject(env, java_request); 907 status_t err = mp->setParameter(key, *request); 908 if (err == OK) { 909 return true; 910 } else { 911 return false; 912 } 913} 914 915static jobject 916android_media_MediaPlayer2_getParameter(JNIEnv *env, jobject thiz, jint key) 917{ 918 ALOGV("getParameter: key %d", key); 919 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 920 if (mp == NULL) { 921 jniThrowException(env, "java/lang/IllegalStateException", NULL); 922 return NULL; 923 } 924 925 jobject jParcel = createJavaParcelObject(env); 926 if (jParcel != NULL) { 927 Parcel* nativeParcel = parcelForJavaObject(env, jParcel); 928 status_t err = mp->getParameter(key, nativeParcel); 929 if (err != OK) { 930 env->DeleteLocalRef(jParcel); 931 return NULL; 932 } 933 } 934 return jParcel; 935} 936 937static void 938android_media_MediaPlayer2_setLooping(JNIEnv *env, jobject thiz, jboolean looping) 939{ 940 ALOGV("setLooping: %d", looping); 941 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 942 if (mp == NULL ) { 943 jniThrowException(env, "java/lang/IllegalStateException", NULL); 944 return; 945 } 946 process_media_player_call( env, thiz, mp->setLooping(looping), NULL, NULL ); 947} 948 949static jboolean 950android_media_MediaPlayer2_isLooping(JNIEnv *env, jobject thiz) 951{ 952 ALOGV("isLooping"); 953 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 954 if (mp == NULL ) { 955 jniThrowException(env, "java/lang/IllegalStateException", NULL); 956 return JNI_FALSE; 957 } 958 return mp->isLooping() ? JNI_TRUE : JNI_FALSE; 959} 960 961static void 962android_media_MediaPlayer2_setVolume(JNIEnv *env, jobject thiz, jfloat leftVolume, jfloat rightVolume) 963{ 964 ALOGV("setVolume: left %f right %f", (float) leftVolume, (float) rightVolume); 965 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 966 if (mp == NULL ) { 967 jniThrowException(env, "java/lang/IllegalStateException", NULL); 968 return; 969 } 970 process_media_player_call( env, thiz, mp->setVolume((float) leftVolume, (float) rightVolume), NULL, NULL ); 971} 972 973// Sends the request and reply parcels to the media player via the 974// binder interface. 975static jint 976android_media_MediaPlayer2_invoke(JNIEnv *env, jobject thiz, 977 jobject java_request, jobject java_reply) 978{ 979 sp<MediaPlayer2> media_player = getMediaPlayer(env, thiz); 980 if (media_player == NULL ) { 981 jniThrowException(env, "java/lang/IllegalStateException", NULL); 982 return UNKNOWN_ERROR; 983 } 984 985 Parcel *request = parcelForJavaObject(env, java_request); 986 Parcel *reply = parcelForJavaObject(env, java_reply); 987 988 request->setDataPosition(0); 989 990 // Don't use process_media_player_call which use the async loop to 991 // report errors, instead returns the status. 992 return (jint) media_player->invoke(*request, reply); 993} 994 995// Sends the new filter to the client. 996static jint 997android_media_MediaPlayer2_setMetadataFilter(JNIEnv *env, jobject thiz, jobject request) 998{ 999 sp<MediaPlayer2> media_player = getMediaPlayer(env, thiz); 1000 if (media_player == NULL ) { 1001 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1002 return UNKNOWN_ERROR; 1003 } 1004 1005 Parcel *filter = parcelForJavaObject(env, request); 1006 1007 if (filter == NULL ) { 1008 jniThrowException(env, "java/lang/RuntimeException", "Filter is null"); 1009 return UNKNOWN_ERROR; 1010 } 1011 1012 return (jint) media_player->setMetadataFilter(*filter); 1013} 1014 1015static jboolean 1016android_media_MediaPlayer2_getMetadata(JNIEnv *env, jobject thiz, jboolean update_only, 1017 jboolean apply_filter, jobject reply) 1018{ 1019 sp<MediaPlayer2> media_player = getMediaPlayer(env, thiz); 1020 if (media_player == NULL ) { 1021 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1022 return JNI_FALSE; 1023 } 1024 1025 Parcel *metadata = parcelForJavaObject(env, reply); 1026 1027 if (metadata == NULL ) { 1028 jniThrowException(env, "java/lang/RuntimeException", "Reply parcel is null"); 1029 return JNI_FALSE; 1030 } 1031 1032 metadata->freeData(); 1033 // On return metadata is positioned at the beginning of the 1034 // metadata. Note however that the parcel actually starts with the 1035 // return code so you should not rewind the parcel using 1036 // setDataPosition(0). 1037 if (media_player->getMetadata(update_only, apply_filter, metadata) == OK) { 1038 return JNI_TRUE; 1039 } else { 1040 return JNI_FALSE; 1041 } 1042} 1043 1044// This function gets some field IDs, which in turn causes class initialization. 1045// It is called from a static block in MediaPlayer2, which won't run until the 1046// first time an instance of this class is used. 1047static void 1048android_media_MediaPlayer2_native_init(JNIEnv *env) 1049{ 1050 jclass clazz; 1051 1052 clazz = env->FindClass("android/media/MediaPlayer2Impl"); 1053 if (clazz == NULL) { 1054 return; 1055 } 1056 1057 fields.context = env->GetFieldID(clazz, "mNativeContext", "J"); 1058 if (fields.context == NULL) { 1059 return; 1060 } 1061 1062 fields.post_event = env->GetStaticMethodID(clazz, "postEventFromNative", 1063 "(Ljava/lang/Object;JIIILjava/lang/Object;)V"); 1064 if (fields.post_event == NULL) { 1065 return; 1066 } 1067 1068 fields.surface_texture = env->GetFieldID(clazz, "mNativeSurfaceTexture", "J"); 1069 if (fields.surface_texture == NULL) { 1070 return; 1071 } 1072 1073 env->DeleteLocalRef(clazz); 1074 1075 clazz = env->FindClass("android/net/ProxyInfo"); 1076 if (clazz == NULL) { 1077 return; 1078 } 1079 1080 fields.proxyConfigGetHost = 1081 env->GetMethodID(clazz, "getHost", "()Ljava/lang/String;"); 1082 1083 fields.proxyConfigGetPort = 1084 env->GetMethodID(clazz, "getPort", "()I"); 1085 1086 fields.proxyConfigGetExclusionList = 1087 env->GetMethodID(clazz, "getExclusionListAsString", "()Ljava/lang/String;"); 1088 1089 env->DeleteLocalRef(clazz); 1090 1091 gBufferingParamsFields.init(env); 1092 1093 // Modular DRM 1094 FIND_CLASS(clazz, "android/media/MediaDrm$MediaDrmStateException"); 1095 if (clazz) { 1096 GET_METHOD_ID(gStateExceptionFields.init, clazz, "<init>", "(ILjava/lang/String;)V"); 1097 gStateExceptionFields.classId = static_cast<jclass>(env->NewGlobalRef(clazz)); 1098 1099 env->DeleteLocalRef(clazz); 1100 } else { 1101 ALOGE("JNI android_media_MediaPlayer2_native_init couldn't " 1102 "get clazz android/media/MediaDrm$MediaDrmStateException"); 1103 } 1104 1105 gPlaybackParamsFields.init(env); 1106 gSyncParamsFields.init(env); 1107 gVolumeShaperFields.init(env); 1108} 1109 1110static void 1111android_media_MediaPlayer2_native_setup(JNIEnv *env, jobject thiz, jobject weak_this) 1112{ 1113 ALOGV("native_setup"); 1114 sp<MediaPlayer2> mp = MediaPlayer2::Create(); 1115 if (mp == NULL) { 1116 jniThrowException(env, "java/lang/RuntimeException", "Out of memory"); 1117 return; 1118 } 1119 1120 // create new listener and give it to MediaPlayer2 1121 sp<JNIMediaPlayer2Listener> listener = new JNIMediaPlayer2Listener(env, thiz, weak_this); 1122 mp->setListener(listener); 1123 1124 // Stow our new C++ MediaPlayer2 in an opaque field in the Java object. 1125 setMediaPlayer(env, thiz, mp); 1126} 1127 1128static void 1129android_media_MediaPlayer2_release(JNIEnv *env, jobject thiz) 1130{ 1131 ALOGV("release"); 1132 decVideoSurfaceRef(env, thiz); 1133 sp<MediaPlayer2> mp = setMediaPlayer(env, thiz, 0); 1134 if (mp != NULL) { 1135 // this prevents native callbacks after the object is released 1136 mp->setListener(0); 1137 mp->disconnect(); 1138 } 1139} 1140 1141static void 1142android_media_MediaPlayer2_native_finalize(JNIEnv *env, jobject thiz) 1143{ 1144 ALOGV("native_finalize"); 1145 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1146 if (mp != NULL) { 1147 ALOGW("MediaPlayer2 finalized without being released"); 1148 } 1149 android_media_MediaPlayer2_release(env, thiz); 1150} 1151 1152static void android_media_MediaPlayer2_set_audio_session_id(JNIEnv *env, jobject thiz, 1153 jint sessionId) { 1154 ALOGV("set_session_id(): %d", sessionId); 1155 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1156 if (mp == NULL ) { 1157 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1158 return; 1159 } 1160 process_media_player_call( env, thiz, mp->setAudioSessionId((audio_session_t) sessionId), NULL, 1161 NULL); 1162} 1163 1164static jint android_media_MediaPlayer2_get_audio_session_id(JNIEnv *env, jobject thiz) { 1165 ALOGV("get_session_id()"); 1166 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1167 if (mp == NULL ) { 1168 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1169 return 0; 1170 } 1171 1172 return (jint) mp->getAudioSessionId(); 1173} 1174 1175static void 1176android_media_MediaPlayer2_setAuxEffectSendLevel(JNIEnv *env, jobject thiz, jfloat level) 1177{ 1178 ALOGV("setAuxEffectSendLevel: level %f", level); 1179 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1180 if (mp == NULL ) { 1181 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1182 return; 1183 } 1184 process_media_player_call( env, thiz, mp->setAuxEffectSendLevel(level), NULL, NULL ); 1185} 1186 1187static void android_media_MediaPlayer2_attachAuxEffect(JNIEnv *env, jobject thiz, jint effectId) { 1188 ALOGV("attachAuxEffect(): %d", effectId); 1189 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1190 if (mp == NULL ) { 1191 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1192 return; 1193 } 1194 process_media_player_call( env, thiz, mp->attachAuxEffect(effectId), NULL, NULL ); 1195} 1196 1197///////////////////////////////////////////////////////////////////////////////////// 1198// Modular DRM begin 1199 1200// TODO: investigate if these can be shared with their MediaDrm counterparts 1201static void throwDrmStateException(JNIEnv *env, const char *msg, status_t err) 1202{ 1203 ALOGE("Illegal DRM state exception: %s (%d)", msg, err); 1204 1205 jobject exception = env->NewObject(gStateExceptionFields.classId, 1206 gStateExceptionFields.init, static_cast<int>(err), 1207 env->NewStringUTF(msg)); 1208 env->Throw(static_cast<jthrowable>(exception)); 1209} 1210 1211// TODO: investigate if these can be shared with their MediaDrm counterparts 1212static bool throwDrmExceptionAsNecessary(JNIEnv *env, status_t err, const char *msg = NULL) 1213{ 1214 const char *drmMessage = "Unknown DRM Msg"; 1215 1216 switch (err) { 1217 case ERROR_DRM_UNKNOWN: 1218 drmMessage = "General DRM error"; 1219 break; 1220 case ERROR_DRM_NO_LICENSE: 1221 drmMessage = "No license"; 1222 break; 1223 case ERROR_DRM_LICENSE_EXPIRED: 1224 drmMessage = "License expired"; 1225 break; 1226 case ERROR_DRM_SESSION_NOT_OPENED: 1227 drmMessage = "Session not opened"; 1228 break; 1229 case ERROR_DRM_DECRYPT_UNIT_NOT_INITIALIZED: 1230 drmMessage = "Not initialized"; 1231 break; 1232 case ERROR_DRM_DECRYPT: 1233 drmMessage = "Decrypt error"; 1234 break; 1235 case ERROR_DRM_CANNOT_HANDLE: 1236 drmMessage = "Unsupported scheme or data format"; 1237 break; 1238 case ERROR_DRM_TAMPER_DETECTED: 1239 drmMessage = "Invalid state"; 1240 break; 1241 default: 1242 break; 1243 } 1244 1245 String8 vendorMessage; 1246 if (err >= ERROR_DRM_VENDOR_MIN && err <= ERROR_DRM_VENDOR_MAX) { 1247 vendorMessage = String8::format("DRM vendor-defined error: %d", err); 1248 drmMessage = vendorMessage.string(); 1249 } 1250 1251 if (err == BAD_VALUE) { 1252 jniThrowException(env, "java/lang/IllegalArgumentException", msg); 1253 return true; 1254 } else if (err == ERROR_DRM_NOT_PROVISIONED) { 1255 jniThrowException(env, "android/media/NotProvisionedException", msg); 1256 return true; 1257 } else if (err == ERROR_DRM_RESOURCE_BUSY) { 1258 jniThrowException(env, "android/media/ResourceBusyException", msg); 1259 return true; 1260 } else if (err == ERROR_DRM_DEVICE_REVOKED) { 1261 jniThrowException(env, "android/media/DeniedByServerException", msg); 1262 return true; 1263 } else if (err == DEAD_OBJECT) { 1264 jniThrowException(env, "android/media/MediaDrmResetException", 1265 "mediaserver died"); 1266 return true; 1267 } else if (err != OK) { 1268 String8 errbuf; 1269 if (drmMessage != NULL) { 1270 if (msg == NULL) { 1271 msg = drmMessage; 1272 } else { 1273 errbuf = String8::format("%s: %s", msg, drmMessage); 1274 msg = errbuf.string(); 1275 } 1276 } 1277 throwDrmStateException(env, msg, err); 1278 return true; 1279 } 1280 return false; 1281} 1282 1283static Vector<uint8_t> JByteArrayToVector(JNIEnv *env, jbyteArray const &byteArray) 1284{ 1285 Vector<uint8_t> vector; 1286 size_t length = env->GetArrayLength(byteArray); 1287 vector.insertAt((size_t)0, length); 1288 env->GetByteArrayRegion(byteArray, 0, length, (jbyte *)vector.editArray()); 1289 return vector; 1290} 1291 1292static void android_media_MediaPlayer2_prepareDrm(JNIEnv *env, jobject thiz, 1293 jbyteArray uuidObj, jbyteArray drmSessionIdObj) 1294{ 1295 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1296 if (mp == NULL) { 1297 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1298 return; 1299 } 1300 1301 if (uuidObj == NULL) { 1302 jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 1303 return; 1304 } 1305 1306 Vector<uint8_t> uuid = JByteArrayToVector(env, uuidObj); 1307 1308 if (uuid.size() != 16) { 1309 jniThrowException( 1310 env, 1311 "java/lang/IllegalArgumentException", 1312 "invalid UUID size, expected 16 bytes"); 1313 return; 1314 } 1315 1316 Vector<uint8_t> drmSessionId = JByteArrayToVector(env, drmSessionIdObj); 1317 1318 if (drmSessionId.size() == 0) { 1319 jniThrowException( 1320 env, 1321 "java/lang/IllegalArgumentException", 1322 "empty drmSessionId"); 1323 return; 1324 } 1325 1326 status_t err = mp->prepareDrm(uuid.array(), drmSessionId); 1327 if (err != OK) { 1328 if (err == INVALID_OPERATION) { 1329 jniThrowException( 1330 env, 1331 "java/lang/IllegalStateException", 1332 "The player must be in prepared state."); 1333 } else if (err == ERROR_DRM_CANNOT_HANDLE) { 1334 jniThrowException( 1335 env, 1336 "android/media/UnsupportedSchemeException", 1337 "Failed to instantiate drm object."); 1338 } else { 1339 throwDrmExceptionAsNecessary(env, err, "Failed to prepare DRM scheme"); 1340 } 1341 } 1342} 1343 1344static void android_media_MediaPlayer2_releaseDrm(JNIEnv *env, jobject thiz) 1345{ 1346 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1347 if (mp == NULL ) { 1348 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1349 return; 1350 } 1351 1352 status_t err = mp->releaseDrm(); 1353 if (err != OK) { 1354 if (err == INVALID_OPERATION) { 1355 jniThrowException( 1356 env, 1357 "java/lang/IllegalStateException", 1358 "Can not release DRM in an active player state."); 1359 } 1360 } 1361} 1362// Modular DRM end 1363// ---------------------------------------------------------------------------- 1364 1365///////////////////////////////////////////////////////////////////////////////////// 1366// AudioRouting begin 1367static jboolean android_media_MediaPlayer2_setOutputDevice(JNIEnv *env, jobject thiz, jint device_id) 1368{ 1369 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1370 if (mp == NULL) { 1371 return false; 1372 } 1373 return mp->setOutputDevice(device_id) == NO_ERROR; 1374} 1375 1376static jint android_media_MediaPlayer2_getRoutedDeviceId(JNIEnv *env, jobject thiz) 1377{ 1378 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1379 if (mp == NULL) { 1380 return AUDIO_PORT_HANDLE_NONE; 1381 } 1382 return mp->getRoutedDeviceId(); 1383} 1384 1385static void android_media_MediaPlayer2_enableDeviceCallback( 1386 JNIEnv* env, jobject thiz, jboolean enabled) 1387{ 1388 sp<MediaPlayer2> mp = getMediaPlayer(env, thiz); 1389 if (mp == NULL) { 1390 return; 1391 } 1392 1393 status_t status = mp->enableAudioDeviceCallback(enabled); 1394 if (status != NO_ERROR) { 1395 jniThrowException(env, "java/lang/IllegalStateException", NULL); 1396 ALOGE("enable device callback failed: %d", status); 1397 } 1398} 1399 1400// AudioRouting end 1401// ---------------------------------------------------------------------------- 1402 1403///////////////////////////////////////////////////////////////////////////////////// 1404// AudioTrack.StreamEventCallback begin 1405static void android_media_MediaPlayer2_native_on_tear_down(JNIEnv *env __unused, 1406 jobject thiz __unused, jlong callbackPtr, jlong userDataPtr) 1407{ 1408 JAudioTrack::callback_t callback = (JAudioTrack::callback_t) callbackPtr; 1409 if (callback != NULL) { 1410 callback(JAudioTrack::EVENT_NEW_IAUDIOTRACK, (void *) userDataPtr, NULL); 1411 } 1412} 1413 1414static void android_media_MediaPlayer2_native_on_stream_presentation_end(JNIEnv *env __unused, 1415 jobject thiz __unused, jlong callbackPtr, jlong userDataPtr) 1416{ 1417 JAudioTrack::callback_t callback = (JAudioTrack::callback_t) callbackPtr; 1418 if (callback != NULL) { 1419 callback(JAudioTrack::EVENT_STREAM_END, (void *) userDataPtr, NULL); 1420 } 1421} 1422 1423static void android_media_MediaPlayer2_native_on_stream_data_request(JNIEnv *env __unused, 1424 jobject thiz __unused, jlong jAudioTrackPtr, jlong callbackPtr, jlong userDataPtr) 1425{ 1426 JAudioTrack::callback_t callback = (JAudioTrack::callback_t) callbackPtr; 1427 JAudioTrack* track = (JAudioTrack *) jAudioTrackPtr; 1428 if (callback != NULL && track != NULL) { 1429 JAudioTrack::Buffer* buffer = new JAudioTrack::Buffer(); 1430 1431 size_t bufferSizeInFrames = track->frameCount(); 1432 audio_format_t format = track->format(); 1433 1434 size_t bufferSizeInBytes; 1435 if (audio_has_proportional_frames(format)) { 1436 bufferSizeInBytes = 1437 bufferSizeInFrames * audio_bytes_per_sample(format) * track->channelCount(); 1438 } else { 1439 // See Javadoc of AudioTrack::getBufferSizeInFrames(). 1440 bufferSizeInBytes = bufferSizeInFrames; 1441 } 1442 1443 uint8_t* byteBuffer = new uint8_t[bufferSizeInBytes]; 1444 buffer->mSize = bufferSizeInBytes; 1445 buffer->mData = (void *) byteBuffer; 1446 1447 callback(JAudioTrack::EVENT_MORE_DATA, (void *) userDataPtr, buffer); 1448 1449 if (buffer->mSize > 0 && buffer->mData == byteBuffer) { 1450 track->write(buffer->mData, buffer->mSize, true /* Blocking */); 1451 } 1452 1453 delete[] byteBuffer; 1454 delete buffer; 1455 } 1456} 1457 1458 1459// AudioTrack.StreamEventCallback end 1460// ---------------------------------------------------------------------------- 1461 1462static const JNINativeMethod gMethods[] = { 1463 { 1464 "nativeHandleDataSourceUrl", 1465 "(ZJLandroid/media/Media2HTTPService;Ljava/lang/String;[Ljava/lang/String;" 1466 "[Ljava/lang/String;)V", 1467 (void *)android_media_MediaPlayer2_handleDataSourceUrl 1468 }, 1469 { 1470 "nativeHandleDataSourceFD", 1471 "(ZJLjava/io/FileDescriptor;JJ)V", 1472 (void *)android_media_MediaPlayer2_handleDataSourceFD 1473 }, 1474 { 1475 "nativeHandleDataSourceCallback", 1476 "(ZJLandroid/media/Media2DataSource;)V", 1477 (void *)android_media_MediaPlayer2_handleDataSourceCallback 1478 }, 1479 {"nativePlayNextDataSource", "(J)V", (void *)android_media_MediaPlayer2_playNextDataSource}, 1480 {"_setVideoSurface", "(Landroid/view/Surface;)V", (void *)android_media_MediaPlayer2_setVideoSurface}, 1481 {"getBufferingParams", "()Landroid/media/BufferingParams;", (void *)android_media_MediaPlayer2_getBufferingParams}, 1482 {"setBufferingParams", "(Landroid/media/BufferingParams;)V", (void *)android_media_MediaPlayer2_setBufferingParams}, 1483 {"prepareAsync", "()V", (void *)android_media_MediaPlayer2_prepareAsync}, 1484 {"_start", "()V", (void *)android_media_MediaPlayer2_start}, 1485 {"_stop", "()V", (void *)android_media_MediaPlayer2_stop}, 1486 {"getVideoWidth", "()I", (void *)android_media_MediaPlayer2_getVideoWidth}, 1487 {"getVideoHeight", "()I", (void *)android_media_MediaPlayer2_getVideoHeight}, 1488 {"native_getMetrics", "()Landroid/os/PersistableBundle;", (void *)android_media_MediaPlayer2_native_getMetrics}, 1489 {"setPlaybackParams", "(Landroid/media/PlaybackParams;)V", (void *)android_media_MediaPlayer2_setPlaybackParams}, 1490 {"getPlaybackParams", "()Landroid/media/PlaybackParams;", (void *)android_media_MediaPlayer2_getPlaybackParams}, 1491 {"setSyncParams", "(Landroid/media/SyncParams;)V", (void *)android_media_MediaPlayer2_setSyncParams}, 1492 {"getSyncParams", "()Landroid/media/SyncParams;", (void *)android_media_MediaPlayer2_getSyncParams}, 1493 {"_seekTo", "(JI)V", (void *)android_media_MediaPlayer2_seekTo}, 1494 {"_notifyAt", "(J)V", (void *)android_media_MediaPlayer2_notifyAt}, 1495 {"_pause", "()V", (void *)android_media_MediaPlayer2_pause}, 1496 {"isPlaying", "()Z", (void *)android_media_MediaPlayer2_isPlaying}, 1497 {"getCurrentPosition", "()J", (void *)android_media_MediaPlayer2_getCurrentPosition}, 1498 {"getDuration", "()J", (void *)android_media_MediaPlayer2_getDuration}, 1499 {"_release", "()V", (void *)android_media_MediaPlayer2_release}, 1500 {"_reset", "()V", (void *)android_media_MediaPlayer2_reset}, 1501 {"_getAudioStreamType", "()I", (void *)android_media_MediaPlayer2_getAudioStreamType}, 1502 {"setParameter", "(ILandroid/os/Parcel;)Z", (void *)android_media_MediaPlayer2_setParameter}, 1503 {"getParameter", "(I)Landroid/os/Parcel;", (void *)android_media_MediaPlayer2_getParameter}, 1504 {"setLooping", "(Z)V", (void *)android_media_MediaPlayer2_setLooping}, 1505 {"isLooping", "()Z", (void *)android_media_MediaPlayer2_isLooping}, 1506 {"_setVolume", "(FF)V", (void *)android_media_MediaPlayer2_setVolume}, 1507 {"native_invoke", "(Landroid/os/Parcel;Landroid/os/Parcel;)I",(void *)android_media_MediaPlayer2_invoke}, 1508 {"native_setMetadataFilter", "(Landroid/os/Parcel;)I", (void *)android_media_MediaPlayer2_setMetadataFilter}, 1509 {"native_getMetadata", "(ZZLandroid/os/Parcel;)Z", (void *)android_media_MediaPlayer2_getMetadata}, 1510 {"native_init", "()V", (void *)android_media_MediaPlayer2_native_init}, 1511 {"native_setup", "(Ljava/lang/Object;)V", (void *)android_media_MediaPlayer2_native_setup}, 1512 {"native_finalize", "()V", (void *)android_media_MediaPlayer2_native_finalize}, 1513 {"getAudioSessionId", "()I", (void *)android_media_MediaPlayer2_get_audio_session_id}, 1514 {"setAudioSessionId", "(I)V", (void *)android_media_MediaPlayer2_set_audio_session_id}, 1515 {"_setAuxEffectSendLevel", "(F)V", (void *)android_media_MediaPlayer2_setAuxEffectSendLevel}, 1516 {"attachAuxEffect", "(I)V", (void *)android_media_MediaPlayer2_attachAuxEffect}, 1517 // Modular DRM 1518 { "_prepareDrm", "([B[B)V", (void *)android_media_MediaPlayer2_prepareDrm }, 1519 { "_releaseDrm", "()V", (void *)android_media_MediaPlayer2_releaseDrm }, 1520 1521 // AudioRouting 1522 {"native_setOutputDevice", "(I)Z", (void *)android_media_MediaPlayer2_setOutputDevice}, 1523 {"native_getRoutedDeviceId", "()I", (void *)android_media_MediaPlayer2_getRoutedDeviceId}, 1524 {"native_enableDeviceCallback", "(Z)V", (void *)android_media_MediaPlayer2_enableDeviceCallback}, 1525 1526 // StreamEventCallback for JAudioTrack 1527 {"native_stream_event_onTearDown", "(JJ)V", (void *)android_media_MediaPlayer2_native_on_tear_down}, 1528 {"native_stream_event_onStreamPresentationEnd", "(JJ)V", (void *)android_media_MediaPlayer2_native_on_stream_presentation_end}, 1529 {"native_stream_event_onStreamDataRequest", "(JJJ)V", (void *)android_media_MediaPlayer2_native_on_stream_data_request}, 1530}; 1531 1532// This function only registers the native methods 1533static int register_android_media_MediaPlayer2Impl(JNIEnv *env) 1534{ 1535 return AndroidRuntime::registerNativeMethods(env, 1536 "android/media/MediaPlayer2Impl", gMethods, NELEM(gMethods)); 1537} 1538 1539jint JNI_OnLoad(JavaVM* vm, void* /* reserved */) 1540{ 1541 JNIEnv* env = NULL; 1542 jint result = -1; 1543 1544 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) { 1545 ALOGE("ERROR: GetEnv failed\n"); 1546 goto bail; 1547 } 1548 assert(env != NULL); 1549 1550 if (register_android_media_MediaPlayer2Impl(env) < 0) { 1551 ALOGE("ERROR: MediaPlayer2 native registration failed\n"); 1552 goto bail; 1553 } 1554 1555 /* success -- return valid version number */ 1556 result = JNI_VERSION_1_4; 1557 1558bail: 1559 return result; 1560} 1561 1562// KTHXBYE 1563