| /* |
| * Copyright 2012, 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 PLAYBACK_SESSION_H_ |
| |
| #define PLAYBACK_SESSION_H_ |
| |
| #include "Sender.h" |
| #include "WifiDisplaySource.h" |
| |
| namespace android { |
| |
| struct ABuffer; |
| struct BufferQueue; |
| struct IHDCP; |
| struct IGraphicBufferProducer; |
| struct MediaPuller; |
| struct MediaSource; |
| struct TSPacketizer; |
| |
| // Encapsulates the state of an RTP/RTCP session in the context of wifi |
| // display. |
| struct WifiDisplaySource::PlaybackSession : public AHandler { |
| PlaybackSession( |
| const sp<ANetworkSession> &netSession, |
| const sp<AMessage> ¬ify, |
| const struct in_addr &interfaceAddr, |
| const sp<IHDCP> &hdcp); |
| |
| status_t init( |
| const char *clientIP, int32_t clientRtp, int32_t clientRtcp, |
| Sender::TransportMode transportMode, |
| bool usePCMAudio); |
| |
| void destroyAsync(); |
| |
| int32_t getRTPPort() const; |
| |
| int64_t getLastLifesignUs() const; |
| void updateLiveness(); |
| |
| status_t play(); |
| status_t finishPlay(); |
| status_t pause(); |
| |
| sp<IGraphicBufferProducer> getSurfaceTexture(); |
| int32_t width() const; |
| int32_t height() const; |
| |
| void requestIDRFrame(); |
| |
| enum { |
| kWhatSessionDead, |
| kWhatBinaryData, |
| kWhatSessionEstablished, |
| kWhatSessionDestroyed, |
| }; |
| |
| protected: |
| virtual void onMessageReceived(const sp<AMessage> &msg); |
| virtual ~PlaybackSession(); |
| |
| private: |
| struct Track; |
| |
| enum { |
| kWhatMediaPullerNotify, |
| kWhatConverterNotify, |
| kWhatTrackNotify, |
| kWhatSenderNotify, |
| kWhatUpdateSurface, |
| kWhatFinishPlay, |
| kWhatPacketize, |
| kWhatPause, |
| kWhatResume, |
| }; |
| |
| sp<ANetworkSession> mNetSession; |
| sp<Sender> mSender; |
| sp<ALooper> mSenderLooper; |
| sp<AMessage> mNotify; |
| in_addr mInterfaceAddr; |
| sp<IHDCP> mHDCP; |
| bool mWeAreDead; |
| bool mPaused; |
| |
| int64_t mLastLifesignUs; |
| |
| sp<TSPacketizer> mPacketizer; |
| sp<BufferQueue> mBufferQueue; |
| |
| KeyedVector<size_t, sp<Track> > mTracks; |
| ssize_t mVideoTrackIndex; |
| |
| int64_t mPrevTimeUs; |
| |
| bool mAllTracksHavePacketizerIndex; |
| |
| status_t setupPacketizer(bool usePCMAudio); |
| |
| status_t addSource( |
| bool isVideo, |
| const sp<MediaSource> &source, |
| bool isRepeaterSource, |
| bool usePCMAudio, |
| size_t *numInputBuffers); |
| |
| status_t addVideoSource(); |
| status_t addAudioSource(bool usePCMAudio); |
| |
| ssize_t appendTSData( |
| const void *data, size_t size, bool timeDiscontinuity, bool flush); |
| |
| status_t onFinishPlay(); |
| status_t onFinishPlay2(); |
| |
| bool allTracksHavePacketizerIndex(); |
| |
| status_t packetizeAccessUnit( |
| size_t trackIndex, sp<ABuffer> accessUnit, |
| sp<ABuffer> *packets); |
| |
| status_t packetizeQueuedAccessUnits(); |
| |
| void notifySessionDead(); |
| |
| void drainAccessUnits(); |
| |
| // Returns true iff an access unit was successfully drained. |
| bool drainAccessUnit(); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(PlaybackSession); |
| }; |
| |
| } // namespace android |
| |
| #endif // PLAYBACK_SESSION_H_ |
| |