Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "NuPlayerRenderer" |
| 19 | #include <utils/Log.h> |
| 20 | |
| 21 | #include "NuPlayerRenderer.h" |
| 22 | |
| 23 | #include <media/stagefright/foundation/ABuffer.h> |
| 24 | #include <media/stagefright/foundation/ADebug.h> |
Andreas Huber | 5bc087c | 2010-12-23 10:27:40 -0800 | [diff] [blame] | 25 | #include <media/stagefright/foundation/AMessage.h> |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 26 | |
| 27 | namespace android { |
| 28 | |
| 29 | NuPlayer::Renderer::Renderer( |
| 30 | const sp<MediaPlayerBase::AudioSink> &sink, |
| 31 | const sp<AMessage> ¬ify) |
| 32 | : mAudioSink(sink), |
| 33 | mNotify(notify), |
| 34 | mNumFramesWritten(0), |
| 35 | mDrainAudioQueuePending(false), |
| 36 | mDrainVideoQueuePending(false), |
| 37 | mAudioQueueGeneration(0), |
| 38 | mVideoQueueGeneration(0), |
| 39 | mAnchorTimeMediaUs(-1), |
| 40 | mAnchorTimeRealUs(-1), |
| 41 | mFlushingAudio(false), |
| 42 | mFlushingVideo(false), |
Andreas Huber | bc7f5b2 | 2011-01-21 10:15:23 -0800 | [diff] [blame] | 43 | mHasAudio(false), |
| 44 | mHasVideo(false), |
| 45 | mSyncQueues(false), |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 46 | mPaused(false) { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 47 | } |
| 48 | |
| 49 | NuPlayer::Renderer::~Renderer() { |
| 50 | } |
| 51 | |
| 52 | void NuPlayer::Renderer::queueBuffer( |
| 53 | bool audio, |
| 54 | const sp<ABuffer> &buffer, |
| 55 | const sp<AMessage> ¬ifyConsumed) { |
| 56 | sp<AMessage> msg = new AMessage(kWhatQueueBuffer, id()); |
| 57 | msg->setInt32("audio", static_cast<int32_t>(audio)); |
| 58 | msg->setObject("buffer", buffer); |
| 59 | msg->setMessage("notifyConsumed", notifyConsumed); |
| 60 | msg->post(); |
| 61 | } |
| 62 | |
| 63 | void NuPlayer::Renderer::queueEOS(bool audio, status_t finalResult) { |
| 64 | CHECK_NE(finalResult, (status_t)OK); |
| 65 | |
| 66 | sp<AMessage> msg = new AMessage(kWhatQueueEOS, id()); |
| 67 | msg->setInt32("audio", static_cast<int32_t>(audio)); |
| 68 | msg->setInt32("finalResult", finalResult); |
| 69 | msg->post(); |
| 70 | } |
| 71 | |
| 72 | void NuPlayer::Renderer::flush(bool audio) { |
| 73 | { |
| 74 | Mutex::Autolock autoLock(mFlushLock); |
| 75 | if (audio) { |
| 76 | CHECK(!mFlushingAudio); |
| 77 | mFlushingAudio = true; |
| 78 | } else { |
| 79 | CHECK(!mFlushingVideo); |
| 80 | mFlushingVideo = true; |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | sp<AMessage> msg = new AMessage(kWhatFlush, id()); |
| 85 | msg->setInt32("audio", static_cast<int32_t>(audio)); |
| 86 | msg->post(); |
| 87 | } |
| 88 | |
| 89 | void NuPlayer::Renderer::signalTimeDiscontinuity() { |
| 90 | CHECK(mAudioQueue.empty()); |
| 91 | CHECK(mVideoQueue.empty()); |
| 92 | mAnchorTimeMediaUs = -1; |
| 93 | mAnchorTimeRealUs = -1; |
Andreas Huber | 3831a06 | 2010-12-21 10:22:33 -0800 | [diff] [blame] | 94 | mSyncQueues = mHasAudio && mHasVideo; |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 95 | } |
| 96 | |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 97 | void NuPlayer::Renderer::pause() { |
| 98 | (new AMessage(kWhatPause, id()))->post(); |
| 99 | } |
| 100 | |
| 101 | void NuPlayer::Renderer::resume() { |
| 102 | (new AMessage(kWhatResume, id()))->post(); |
| 103 | } |
| 104 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 105 | void NuPlayer::Renderer::onMessageReceived(const sp<AMessage> &msg) { |
| 106 | switch (msg->what()) { |
| 107 | case kWhatDrainAudioQueue: |
| 108 | { |
| 109 | int32_t generation; |
| 110 | CHECK(msg->findInt32("generation", &generation)); |
| 111 | if (generation != mAudioQueueGeneration) { |
| 112 | break; |
| 113 | } |
| 114 | |
| 115 | mDrainAudioQueuePending = false; |
| 116 | |
| 117 | onDrainAudioQueue(); |
| 118 | |
| 119 | postDrainAudioQueue(); |
| 120 | break; |
| 121 | } |
| 122 | |
| 123 | case kWhatDrainVideoQueue: |
| 124 | { |
| 125 | int32_t generation; |
| 126 | CHECK(msg->findInt32("generation", &generation)); |
| 127 | if (generation != mVideoQueueGeneration) { |
| 128 | break; |
| 129 | } |
| 130 | |
| 131 | mDrainVideoQueuePending = false; |
| 132 | |
| 133 | onDrainVideoQueue(); |
| 134 | |
| 135 | postDrainVideoQueue(); |
| 136 | break; |
| 137 | } |
| 138 | |
| 139 | case kWhatQueueBuffer: |
| 140 | { |
| 141 | onQueueBuffer(msg); |
| 142 | break; |
| 143 | } |
| 144 | |
| 145 | case kWhatQueueEOS: |
| 146 | { |
| 147 | onQueueEOS(msg); |
| 148 | break; |
| 149 | } |
| 150 | |
| 151 | case kWhatFlush: |
| 152 | { |
| 153 | onFlush(msg); |
| 154 | break; |
| 155 | } |
| 156 | |
Andreas Huber | 3831a06 | 2010-12-21 10:22:33 -0800 | [diff] [blame] | 157 | case kWhatAudioSinkChanged: |
| 158 | { |
| 159 | onAudioSinkChanged(); |
| 160 | break; |
| 161 | } |
| 162 | |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 163 | case kWhatPause: |
| 164 | { |
| 165 | onPause(); |
| 166 | break; |
| 167 | } |
| 168 | |
| 169 | case kWhatResume: |
| 170 | { |
| 171 | onResume(); |
| 172 | break; |
| 173 | } |
| 174 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 175 | default: |
| 176 | TRESPASS(); |
| 177 | break; |
| 178 | } |
| 179 | } |
| 180 | |
| 181 | void NuPlayer::Renderer::postDrainAudioQueue() { |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 182 | if (mDrainAudioQueuePending || mSyncQueues || mPaused) { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 183 | return; |
| 184 | } |
| 185 | |
| 186 | if (mAudioQueue.empty()) { |
| 187 | return; |
| 188 | } |
| 189 | |
| 190 | mDrainAudioQueuePending = true; |
| 191 | sp<AMessage> msg = new AMessage(kWhatDrainAudioQueue, id()); |
| 192 | msg->setInt32("generation", mAudioQueueGeneration); |
| 193 | msg->post(10000); |
| 194 | } |
| 195 | |
Andreas Huber | 3831a06 | 2010-12-21 10:22:33 -0800 | [diff] [blame] | 196 | void NuPlayer::Renderer::signalAudioSinkChanged() { |
| 197 | (new AMessage(kWhatAudioSinkChanged, id()))->post(); |
| 198 | } |
| 199 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 200 | void NuPlayer::Renderer::onDrainAudioQueue() { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 201 | |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 202 | for (;;) { |
Andreas Huber | c92fd24 | 2011-08-16 13:48:44 -0700 | [diff] [blame^] | 203 | if (mAudioQueue.empty()) { |
| 204 | break; |
| 205 | } |
| 206 | |
| 207 | QueueEntry *entry = &*mAudioQueue.begin(); |
| 208 | |
| 209 | if (entry->mBuffer == NULL) { |
| 210 | // EOS |
| 211 | |
| 212 | notifyEOS(true /* audio */, entry->mFinalResult); |
| 213 | |
| 214 | mAudioQueue.erase(mAudioQueue.begin()); |
| 215 | entry = NULL; |
| 216 | return; |
| 217 | } |
| 218 | |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 219 | uint32_t numFramesPlayed; |
| 220 | CHECK_EQ(mAudioSink->getPosition(&numFramesPlayed), (status_t)OK); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 221 | |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 222 | ssize_t numFramesAvailableToWrite = |
| 223 | mAudioSink->frameCount() - (mNumFramesWritten - numFramesPlayed); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 224 | |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 225 | size_t numBytesAvailableToWrite = |
| 226 | numFramesAvailableToWrite * mAudioSink->frameSize(); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 227 | |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 228 | if (numBytesAvailableToWrite == 0) { |
| 229 | break; |
| 230 | } |
| 231 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 232 | if (entry->mOffset == 0) { |
| 233 | int64_t mediaTimeUs; |
| 234 | CHECK(entry->mBuffer->meta()->findInt64("timeUs", &mediaTimeUs)); |
| 235 | |
| 236 | LOGV("rendering audio at media time %.2f secs", mediaTimeUs / 1E6); |
| 237 | |
| 238 | mAnchorTimeMediaUs = mediaTimeUs; |
| 239 | |
| 240 | uint32_t numFramesPlayed; |
| 241 | CHECK_EQ(mAudioSink->getPosition(&numFramesPlayed), (status_t)OK); |
| 242 | |
| 243 | uint32_t numFramesPendingPlayout = |
| 244 | mNumFramesWritten - numFramesPlayed; |
| 245 | |
| 246 | int64_t realTimeOffsetUs = |
| 247 | (mAudioSink->latency() / 2 /* XXX */ |
| 248 | + numFramesPendingPlayout |
| 249 | * mAudioSink->msecsPerFrame()) * 1000ll; |
| 250 | |
| 251 | // LOGI("realTimeOffsetUs = %lld us", realTimeOffsetUs); |
| 252 | |
| 253 | mAnchorTimeRealUs = |
| 254 | ALooper::GetNowUs() + realTimeOffsetUs; |
| 255 | } |
| 256 | |
| 257 | size_t copy = entry->mBuffer->size() - entry->mOffset; |
| 258 | if (copy > numBytesAvailableToWrite) { |
| 259 | copy = numBytesAvailableToWrite; |
| 260 | } |
| 261 | |
| 262 | CHECK_EQ(mAudioSink->write( |
| 263 | entry->mBuffer->data() + entry->mOffset, copy), |
| 264 | (ssize_t)copy); |
| 265 | |
| 266 | entry->mOffset += copy; |
| 267 | if (entry->mOffset == entry->mBuffer->size()) { |
| 268 | entry->mNotifyConsumed->post(); |
| 269 | mAudioQueue.erase(mAudioQueue.begin()); |
Eric Laurent | 9b7d950 | 2011-03-21 11:49:00 -0700 | [diff] [blame] | 270 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 271 | entry = NULL; |
| 272 | } |
| 273 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 274 | mNumFramesWritten += copy / mAudioSink->frameSize(); |
| 275 | } |
Andreas Huber | 43c3e6c | 2011-01-05 12:17:08 -0800 | [diff] [blame] | 276 | |
| 277 | notifyPosition(); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 278 | } |
| 279 | |
| 280 | void NuPlayer::Renderer::postDrainVideoQueue() { |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 281 | if (mDrainVideoQueuePending || mSyncQueues || mPaused) { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 282 | return; |
| 283 | } |
| 284 | |
| 285 | if (mVideoQueue.empty()) { |
| 286 | return; |
| 287 | } |
| 288 | |
| 289 | QueueEntry &entry = *mVideoQueue.begin(); |
| 290 | |
| 291 | sp<AMessage> msg = new AMessage(kWhatDrainVideoQueue, id()); |
| 292 | msg->setInt32("generation", mVideoQueueGeneration); |
| 293 | |
| 294 | int64_t delayUs; |
| 295 | |
| 296 | if (entry.mBuffer == NULL) { |
| 297 | // EOS doesn't carry a timestamp. |
| 298 | delayUs = 0; |
| 299 | } else { |
| 300 | int64_t mediaTimeUs; |
| 301 | CHECK(entry.mBuffer->meta()->findInt64("timeUs", &mediaTimeUs)); |
| 302 | |
| 303 | if (mAnchorTimeMediaUs < 0) { |
| 304 | delayUs = 0; |
| 305 | |
Andreas Huber | 3831a06 | 2010-12-21 10:22:33 -0800 | [diff] [blame] | 306 | if (!mHasAudio) { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 307 | mAnchorTimeMediaUs = mediaTimeUs; |
| 308 | mAnchorTimeRealUs = ALooper::GetNowUs(); |
| 309 | } |
| 310 | } else { |
| 311 | int64_t realTimeUs = |
| 312 | (mediaTimeUs - mAnchorTimeMediaUs) + mAnchorTimeRealUs; |
| 313 | |
| 314 | delayUs = realTimeUs - ALooper::GetNowUs(); |
| 315 | } |
| 316 | } |
| 317 | |
| 318 | msg->post(delayUs); |
| 319 | |
| 320 | mDrainVideoQueuePending = true; |
| 321 | } |
| 322 | |
| 323 | void NuPlayer::Renderer::onDrainVideoQueue() { |
| 324 | if (mVideoQueue.empty()) { |
| 325 | return; |
| 326 | } |
| 327 | |
| 328 | QueueEntry *entry = &*mVideoQueue.begin(); |
| 329 | |
| 330 | if (entry->mBuffer == NULL) { |
| 331 | // EOS |
| 332 | |
Andreas Huber | c92fd24 | 2011-08-16 13:48:44 -0700 | [diff] [blame^] | 333 | notifyEOS(false /* audio */, entry->mFinalResult); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 334 | |
| 335 | mVideoQueue.erase(mVideoQueue.begin()); |
| 336 | entry = NULL; |
| 337 | return; |
| 338 | } |
| 339 | |
| 340 | #if 0 |
| 341 | int64_t mediaTimeUs; |
| 342 | CHECK(entry->mBuffer->meta()->findInt64("timeUs", &mediaTimeUs)); |
| 343 | |
| 344 | LOGI("rendering video at media time %.2f secs", mediaTimeUs / 1E6); |
| 345 | #endif |
| 346 | |
| 347 | entry->mNotifyConsumed->setInt32("render", true); |
| 348 | entry->mNotifyConsumed->post(); |
| 349 | mVideoQueue.erase(mVideoQueue.begin()); |
| 350 | entry = NULL; |
Andreas Huber | 43c3e6c | 2011-01-05 12:17:08 -0800 | [diff] [blame] | 351 | |
| 352 | notifyPosition(); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 353 | } |
| 354 | |
Andreas Huber | c92fd24 | 2011-08-16 13:48:44 -0700 | [diff] [blame^] | 355 | void NuPlayer::Renderer::notifyEOS(bool audio, status_t finalResult) { |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 356 | sp<AMessage> notify = mNotify->dup(); |
| 357 | notify->setInt32("what", kWhatEOS); |
| 358 | notify->setInt32("audio", static_cast<int32_t>(audio)); |
Andreas Huber | c92fd24 | 2011-08-16 13:48:44 -0700 | [diff] [blame^] | 359 | notify->setInt32("finalResult", finalResult); |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 360 | notify->post(); |
| 361 | } |
| 362 | |
| 363 | void NuPlayer::Renderer::onQueueBuffer(const sp<AMessage> &msg) { |
| 364 | int32_t audio; |
| 365 | CHECK(msg->findInt32("audio", &audio)); |
| 366 | |
Andreas Huber | bc7f5b2 | 2011-01-21 10:15:23 -0800 | [diff] [blame] | 367 | if (audio) { |
| 368 | mHasAudio = true; |
| 369 | } else { |
| 370 | mHasVideo = true; |
| 371 | } |
| 372 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 373 | if (dropBufferWhileFlushing(audio, msg)) { |
| 374 | return; |
| 375 | } |
| 376 | |
| 377 | sp<RefBase> obj; |
| 378 | CHECK(msg->findObject("buffer", &obj)); |
| 379 | sp<ABuffer> buffer = static_cast<ABuffer *>(obj.get()); |
| 380 | |
| 381 | sp<AMessage> notifyConsumed; |
| 382 | CHECK(msg->findMessage("notifyConsumed", ¬ifyConsumed)); |
| 383 | |
| 384 | QueueEntry entry; |
| 385 | entry.mBuffer = buffer; |
| 386 | entry.mNotifyConsumed = notifyConsumed; |
| 387 | entry.mOffset = 0; |
| 388 | entry.mFinalResult = OK; |
| 389 | |
| 390 | if (audio) { |
| 391 | mAudioQueue.push_back(entry); |
| 392 | postDrainAudioQueue(); |
| 393 | } else { |
| 394 | mVideoQueue.push_back(entry); |
| 395 | postDrainVideoQueue(); |
| 396 | } |
| 397 | |
| 398 | if (mSyncQueues && !mAudioQueue.empty() && !mVideoQueue.empty()) { |
| 399 | int64_t firstAudioTimeUs; |
| 400 | int64_t firstVideoTimeUs; |
| 401 | CHECK((*mAudioQueue.begin()).mBuffer->meta() |
| 402 | ->findInt64("timeUs", &firstAudioTimeUs)); |
| 403 | CHECK((*mVideoQueue.begin()).mBuffer->meta() |
| 404 | ->findInt64("timeUs", &firstVideoTimeUs)); |
| 405 | |
| 406 | int64_t diff = firstVideoTimeUs - firstAudioTimeUs; |
| 407 | |
| 408 | LOGV("queueDiff = %.2f secs", diff / 1E6); |
| 409 | |
| 410 | if (diff > 100000ll) { |
| 411 | // Audio data starts More than 0.1 secs before video. |
| 412 | // Drop some audio. |
| 413 | |
| 414 | (*mAudioQueue.begin()).mNotifyConsumed->post(); |
| 415 | mAudioQueue.erase(mAudioQueue.begin()); |
| 416 | return; |
| 417 | } |
| 418 | |
| 419 | syncQueuesDone(); |
| 420 | } |
| 421 | } |
| 422 | |
| 423 | void NuPlayer::Renderer::syncQueuesDone() { |
| 424 | if (!mSyncQueues) { |
| 425 | return; |
| 426 | } |
| 427 | |
| 428 | mSyncQueues = false; |
| 429 | |
| 430 | if (!mAudioQueue.empty()) { |
| 431 | postDrainAudioQueue(); |
| 432 | } |
| 433 | |
| 434 | if (!mVideoQueue.empty()) { |
| 435 | postDrainVideoQueue(); |
| 436 | } |
| 437 | } |
| 438 | |
| 439 | void NuPlayer::Renderer::onQueueEOS(const sp<AMessage> &msg) { |
| 440 | int32_t audio; |
| 441 | CHECK(msg->findInt32("audio", &audio)); |
| 442 | |
| 443 | if (dropBufferWhileFlushing(audio, msg)) { |
| 444 | return; |
| 445 | } |
| 446 | |
| 447 | int32_t finalResult; |
| 448 | CHECK(msg->findInt32("finalResult", &finalResult)); |
| 449 | |
| 450 | QueueEntry entry; |
| 451 | entry.mOffset = 0; |
| 452 | entry.mFinalResult = finalResult; |
| 453 | |
| 454 | if (audio) { |
| 455 | mAudioQueue.push_back(entry); |
| 456 | postDrainAudioQueue(); |
| 457 | } else { |
| 458 | mVideoQueue.push_back(entry); |
| 459 | postDrainVideoQueue(); |
| 460 | } |
| 461 | } |
| 462 | |
| 463 | void NuPlayer::Renderer::onFlush(const sp<AMessage> &msg) { |
| 464 | int32_t audio; |
| 465 | CHECK(msg->findInt32("audio", &audio)); |
| 466 | |
| 467 | // If we're currently syncing the queues, i.e. dropping audio while |
| 468 | // aligning the first audio/video buffer times and only one of the |
| 469 | // two queues has data, we may starve that queue by not requesting |
| 470 | // more buffers from the decoder. If the other source then encounters |
| 471 | // a discontinuity that leads to flushing, we'll never find the |
| 472 | // corresponding discontinuity on the other queue. |
| 473 | // Therefore we'll stop syncing the queues if at least one of them |
| 474 | // is flushed. |
| 475 | syncQueuesDone(); |
| 476 | |
| 477 | if (audio) { |
| 478 | flushQueue(&mAudioQueue); |
| 479 | |
| 480 | Mutex::Autolock autoLock(mFlushLock); |
| 481 | mFlushingAudio = false; |
| 482 | |
| 483 | mDrainAudioQueuePending = false; |
| 484 | ++mAudioQueueGeneration; |
| 485 | } else { |
| 486 | flushQueue(&mVideoQueue); |
| 487 | |
| 488 | Mutex::Autolock autoLock(mFlushLock); |
| 489 | mFlushingVideo = false; |
| 490 | |
| 491 | mDrainVideoQueuePending = false; |
| 492 | ++mVideoQueueGeneration; |
| 493 | } |
| 494 | |
| 495 | notifyFlushComplete(audio); |
| 496 | } |
| 497 | |
| 498 | void NuPlayer::Renderer::flushQueue(List<QueueEntry> *queue) { |
| 499 | while (!queue->empty()) { |
| 500 | QueueEntry *entry = &*queue->begin(); |
| 501 | |
| 502 | if (entry->mBuffer != NULL) { |
| 503 | entry->mNotifyConsumed->post(); |
| 504 | } |
| 505 | |
| 506 | queue->erase(queue->begin()); |
| 507 | entry = NULL; |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | void NuPlayer::Renderer::notifyFlushComplete(bool audio) { |
| 512 | sp<AMessage> notify = mNotify->dup(); |
| 513 | notify->setInt32("what", kWhatFlushComplete); |
| 514 | notify->setInt32("audio", static_cast<int32_t>(audio)); |
| 515 | notify->post(); |
| 516 | } |
| 517 | |
| 518 | bool NuPlayer::Renderer::dropBufferWhileFlushing( |
| 519 | bool audio, const sp<AMessage> &msg) { |
| 520 | bool flushing = false; |
| 521 | |
| 522 | { |
| 523 | Mutex::Autolock autoLock(mFlushLock); |
| 524 | if (audio) { |
| 525 | flushing = mFlushingAudio; |
| 526 | } else { |
| 527 | flushing = mFlushingVideo; |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | if (!flushing) { |
| 532 | return false; |
| 533 | } |
| 534 | |
| 535 | sp<AMessage> notifyConsumed; |
| 536 | if (msg->findMessage("notifyConsumed", ¬ifyConsumed)) { |
| 537 | notifyConsumed->post(); |
| 538 | } |
| 539 | |
| 540 | return true; |
| 541 | } |
| 542 | |
Andreas Huber | 3831a06 | 2010-12-21 10:22:33 -0800 | [diff] [blame] | 543 | void NuPlayer::Renderer::onAudioSinkChanged() { |
| 544 | CHECK(!mDrainAudioQueuePending); |
| 545 | mNumFramesWritten = 0; |
| 546 | } |
| 547 | |
Andreas Huber | 43c3e6c | 2011-01-05 12:17:08 -0800 | [diff] [blame] | 548 | void NuPlayer::Renderer::notifyPosition() { |
| 549 | if (mAnchorTimeRealUs < 0 || mAnchorTimeMediaUs < 0) { |
| 550 | return; |
| 551 | } |
| 552 | |
| 553 | int64_t nowUs = ALooper::GetNowUs(); |
| 554 | int64_t positionUs = (nowUs - mAnchorTimeRealUs) + mAnchorTimeMediaUs; |
| 555 | |
| 556 | sp<AMessage> notify = mNotify->dup(); |
| 557 | notify->setInt32("what", kWhatPosition); |
| 558 | notify->setInt64("positionUs", positionUs); |
| 559 | notify->post(); |
| 560 | } |
| 561 | |
Andreas Huber | b408222 | 2011-01-20 15:23:04 -0800 | [diff] [blame] | 562 | void NuPlayer::Renderer::onPause() { |
| 563 | CHECK(!mPaused); |
| 564 | |
| 565 | mDrainAudioQueuePending = false; |
| 566 | ++mAudioQueueGeneration; |
| 567 | |
| 568 | mDrainVideoQueuePending = false; |
| 569 | ++mVideoQueueGeneration; |
| 570 | |
| 571 | if (mHasAudio) { |
| 572 | mAudioSink->pause(); |
| 573 | } |
| 574 | |
| 575 | mPaused = true; |
| 576 | } |
| 577 | |
| 578 | void NuPlayer::Renderer::onResume() { |
| 579 | CHECK(mPaused); |
| 580 | |
| 581 | if (mHasAudio) { |
| 582 | mAudioSink->start(); |
| 583 | } |
| 584 | |
| 585 | mPaused = false; |
| 586 | |
| 587 | if (!mAudioQueue.empty()) { |
| 588 | postDrainAudioQueue(); |
| 589 | } |
| 590 | |
| 591 | if (!mVideoQueue.empty()) { |
| 592 | postDrainVideoQueue(); |
| 593 | } |
| 594 | } |
| 595 | |
Andreas Huber | f933441 | 2010-12-15 15:17:42 -0800 | [diff] [blame] | 596 | } // namespace android |
| 597 | |