| /* |
| * 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. |
| */ |
| |
| #ifndef NUPLAYER_RENDERER_H_ |
| |
| #define NUPLAYER_RENDERER_H_ |
| |
| #include "NuPlayer.h" |
| |
| namespace android { |
| |
| struct ABuffer; |
| |
| struct NuPlayer::Renderer : public AHandler { |
| Renderer(const sp<MediaPlayerBase::AudioSink> &sink, |
| const sp<AMessage> ¬ify); |
| |
| void queueBuffer( |
| bool audio, |
| const sp<ABuffer> &buffer, |
| const sp<AMessage> ¬ifyConsumed); |
| |
| void queueEOS(bool audio, status_t finalResult); |
| |
| void flush(bool audio); |
| |
| void signalTimeDiscontinuity(); |
| |
| void signalAudioSinkChanged(); |
| |
| void pause(); |
| void resume(); |
| |
| enum { |
| kWhatEOS, |
| kWhatFlushComplete, |
| kWhatPosition, |
| }; |
| |
| protected: |
| virtual ~Renderer(); |
| |
| virtual void onMessageReceived(const sp<AMessage> &msg); |
| |
| private: |
| enum { |
| kWhatDrainAudioQueue, |
| kWhatDrainVideoQueue, |
| kWhatQueueBuffer, |
| kWhatQueueEOS, |
| kWhatFlush, |
| kWhatAudioSinkChanged, |
| kWhatPause, |
| kWhatResume, |
| }; |
| |
| struct QueueEntry { |
| sp<ABuffer> mBuffer; |
| sp<AMessage> mNotifyConsumed; |
| size_t mOffset; |
| status_t mFinalResult; |
| }; |
| |
| sp<MediaPlayerBase::AudioSink> mAudioSink; |
| sp<AMessage> mNotify; |
| List<QueueEntry> mAudioQueue; |
| List<QueueEntry> mVideoQueue; |
| uint32_t mNumFramesWritten; |
| |
| bool mDrainAudioQueuePending; |
| bool mDrainVideoQueuePending; |
| int32_t mAudioQueueGeneration; |
| int32_t mVideoQueueGeneration; |
| |
| int64_t mAnchorTimeMediaUs; |
| int64_t mAnchorTimeRealUs; |
| |
| Mutex mFlushLock; // protects the following 2 member vars. |
| bool mFlushingAudio; |
| bool mFlushingVideo; |
| |
| bool mHasAudio; |
| bool mHasVideo; |
| bool mSyncQueues; |
| |
| bool mPaused; |
| |
| void onDrainAudioQueue(); |
| void postDrainAudioQueue(); |
| |
| void onDrainVideoQueue(); |
| void postDrainVideoQueue(); |
| |
| void onQueueBuffer(const sp<AMessage> &msg); |
| void onQueueEOS(const sp<AMessage> &msg); |
| void onFlush(const sp<AMessage> &msg); |
| void onAudioSinkChanged(); |
| void onPause(); |
| void onResume(); |
| |
| void notifyEOS(bool audio); |
| void notifyFlushComplete(bool audio); |
| void notifyPosition(); |
| |
| void flushQueue(List<QueueEntry> *queue); |
| bool dropBufferWhileFlushing(bool audio, const sp<AMessage> &msg); |
| void syncQueuesDone(); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(Renderer); |
| }; |
| |
| } // namespace android |
| |
| #endif // NUPLAYER_RENDERER_H_ |