| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "ARTSPController.h" |
| |
| #include "MyHandler.h" |
| |
| #include <media/stagefright/foundation/ADebug.h> |
| #include <media/stagefright/MediaErrors.h> |
| #include <media/stagefright/MediaSource.h> |
| #include <media/stagefright/MetaData.h> |
| |
| namespace android { |
| |
| ARTSPController::ARTSPController(const sp<ALooper> &looper) |
| : mState(DISCONNECTED), |
| mLooper(looper), |
| mUIDValid(false), |
| mSeekDoneCb(NULL), |
| mSeekDoneCookie(NULL), |
| mLastSeekCompletedTimeUs(-1) { |
| mReflector = new AHandlerReflector<ARTSPController>(this); |
| looper->registerHandler(mReflector); |
| } |
| |
| ARTSPController::~ARTSPController() { |
| CHECK_EQ((int)mState, (int)DISCONNECTED); |
| mLooper->unregisterHandler(mReflector->id()); |
| } |
| |
| void ARTSPController::setUID(uid_t uid) { |
| mUIDValid = true; |
| mUID = uid; |
| } |
| |
| status_t ARTSPController::connect(const char *url) { |
| Mutex::Autolock autoLock(mLock); |
| |
| if (mState != DISCONNECTED) { |
| return ERROR_ALREADY_CONNECTED; |
| } |
| |
| sp<AMessage> msg = new AMessage(kWhatConnectDone, mReflector->id()); |
| |
| mHandler = new MyHandler(url, mLooper, mUIDValid, mUID); |
| |
| mState = CONNECTING; |
| |
| mHandler->connect(msg); |
| |
| while (mState == CONNECTING) { |
| mCondition.wait(mLock); |
| } |
| |
| if (mState != CONNECTED) { |
| mHandler.clear(); |
| } |
| |
| return mConnectionResult; |
| } |
| |
| void ARTSPController::disconnect() { |
| Mutex::Autolock autoLock(mLock); |
| |
| if (mState == CONNECTING) { |
| mState = DISCONNECTED; |
| mConnectionResult = ERROR_IO; |
| mCondition.broadcast(); |
| |
| mHandler.clear(); |
| return; |
| } else if (mState != CONNECTED) { |
| return; |
| } |
| |
| sp<AMessage> msg = new AMessage(kWhatDisconnectDone, mReflector->id()); |
| mHandler->disconnect(msg); |
| |
| while (mState == CONNECTED) { |
| mCondition.wait(mLock); |
| } |
| |
| mHandler.clear(); |
| } |
| |
| void ARTSPController::seekAsync( |
| int64_t timeUs, |
| void (*seekDoneCb)(void *), void *cookie) { |
| Mutex::Autolock autoLock(mLock); |
| |
| CHECK(seekDoneCb != NULL); |
| CHECK(mSeekDoneCb == NULL); |
| |
| // Ignore seek requests that are too soon after the previous one has |
| // completed, we don't want to swamp the server. |
| |
| bool tooEarly = |
| mLastSeekCompletedTimeUs >= 0 |
| && ALooper::GetNowUs() < mLastSeekCompletedTimeUs + 500000ll; |
| |
| if (mState != CONNECTED || tooEarly) { |
| (*seekDoneCb)(cookie); |
| return; |
| } |
| |
| mSeekDoneCb = seekDoneCb; |
| mSeekDoneCookie = cookie; |
| |
| sp<AMessage> msg = new AMessage(kWhatSeekDone, mReflector->id()); |
| mHandler->seek(timeUs, msg); |
| } |
| |
| size_t ARTSPController::countTracks() { |
| if (mHandler == NULL) { |
| return 0; |
| } |
| |
| return mHandler->countTracks(); |
| } |
| |
| sp<MediaSource> ARTSPController::getTrack(size_t index) { |
| CHECK(mHandler != NULL); |
| |
| return mHandler->getPacketSource(index); |
| } |
| |
| sp<MetaData> ARTSPController::getTrackMetaData( |
| size_t index, uint32_t flags) { |
| CHECK(mHandler != NULL); |
| |
| return mHandler->getPacketSource(index)->getFormat(); |
| } |
| |
| void ARTSPController::onMessageReceived(const sp<AMessage> &msg) { |
| switch (msg->what()) { |
| case kWhatConnectDone: |
| { |
| Mutex::Autolock autoLock(mLock); |
| |
| CHECK(msg->findInt32("result", &mConnectionResult)); |
| mState = (mConnectionResult == OK) ? CONNECTED : DISCONNECTED; |
| |
| mCondition.signal(); |
| break; |
| } |
| |
| case kWhatDisconnectDone: |
| { |
| Mutex::Autolock autoLock(mLock); |
| mState = DISCONNECTED; |
| mCondition.signal(); |
| break; |
| } |
| |
| case kWhatSeekDone: |
| { |
| LOGI("seek done"); |
| |
| mLastSeekCompletedTimeUs = ALooper::GetNowUs(); |
| |
| void (*seekDoneCb)(void *) = mSeekDoneCb; |
| mSeekDoneCb = NULL; |
| |
| (*seekDoneCb)(mSeekDoneCookie); |
| break; |
| } |
| |
| default: |
| TRESPASS(); |
| break; |
| } |
| } |
| |
| int64_t ARTSPController::getNormalPlayTimeUs() { |
| CHECK(mHandler != NULL); |
| return mHandler->getNormalPlayTimeUs(); |
| } |
| |
| int64_t ARTSPController::getQueueDurationUs(bool *eos) { |
| *eos = true; |
| |
| int64_t minQueuedDurationUs = 0; |
| for (size_t i = 0; i < mHandler->countTracks(); ++i) { |
| sp<APacketSource> source = mHandler->getPacketSource(i); |
| |
| bool newEOS; |
| int64_t queuedDurationUs = source->getQueueDurationUs(&newEOS); |
| |
| if (!newEOS) { |
| *eos = false; |
| } |
| |
| if (i == 0 || queuedDurationUs < minQueuedDurationUs) { |
| minQueuedDurationUs = queuedDurationUs; |
| } |
| } |
| |
| return minQueuedDurationUs; |
| } |
| |
| } // namespace android |