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170 lines
4.3 KiB
170 lines
4.3 KiB
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef RTSP_SOURCE_H_
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#define RTSP_SOURCE_H_
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#include "NuPlayerSource.h"
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#include "ATSParser.h"
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namespace android {
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struct ALooper;
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struct AReplyToken;
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struct AnotherPacketSource;
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struct MyHandler;
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struct SDPLoader;
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struct NuPlayer::RTSPSource : public NuPlayer::Source {
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RTSPSource(
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const sp<AMessage> ¬ify,
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const sp<IMediaHTTPService> &httpService,
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const char *url,
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const KeyedVector<String8, String8> *headers,
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bool uidValid = false,
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uid_t uid = 0,
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bool isSDP = false);
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virtual status_t getBufferingSettings(
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BufferingSettings* buffering /* nonnull */) override;
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virtual status_t setBufferingSettings(const BufferingSettings& buffering) override;
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virtual void prepareAsync();
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virtual void start();
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virtual void stop();
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virtual status_t feedMoreTSData();
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virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
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virtual status_t getDuration(int64_t *durationUs);
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virtual status_t seekTo(
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int64_t seekTimeUs,
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MediaPlayerSeekMode mode = MediaPlayerSeekMode::SEEK_PREVIOUS_SYNC) override;
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void onMessageReceived(const sp<AMessage> &msg);
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protected:
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virtual ~RTSPSource();
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virtual sp<MetaData> getFormatMeta(bool audio);
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private:
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enum {
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kWhatNotify = 'noti',
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kWhatDisconnect = 'disc',
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kWhatPerformSeek = 'seek',
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kWhatPollBuffering = 'poll',
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kWhatSignalEOS = 'eos ',
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};
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enum State {
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DISCONNECTED,
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CONNECTING,
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CONNECTED,
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SEEKING,
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};
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enum Flags {
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// Don't log any URLs.
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kFlagIncognito = 1,
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};
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struct TrackInfo {
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sp<AnotherPacketSource> mSource;
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int32_t mTimeScale;
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uint32_t mRTPTime;
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int64_t mNormalPlaytimeUs;
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bool mNPTMappingValid;
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};
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sp<IMediaHTTPService> mHTTPService;
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AString mURL;
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KeyedVector<String8, String8> mExtraHeaders;
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bool mUIDValid;
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uid_t mUID;
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uint32_t mFlags;
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bool mIsSDP;
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State mState;
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status_t mFinalResult;
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sp<AReplyToken> mDisconnectReplyID;
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Mutex mBufferingLock;
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bool mBuffering;
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bool mInPreparationPhase;
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bool mEOSPending;
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Mutex mBufferingSettingsLock;
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BufferingSettings mBufferingSettings;
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sp<ALooper> mLooper;
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sp<MyHandler> mHandler;
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sp<SDPLoader> mSDPLoader;
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Vector<TrackInfo> mTracks;
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sp<AnotherPacketSource> mAudioTrack;
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sp<AnotherPacketSource> mVideoTrack;
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sp<ATSParser> mTSParser;
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int32_t mSeekGeneration;
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int64_t mEOSTimeoutAudio;
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int64_t mEOSTimeoutVideo;
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sp<AReplyToken> mSeekReplyID;
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sp<AnotherPacketSource> getSource(bool audio);
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void onConnected();
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void onSDPLoaded(const sp<AMessage> &msg);
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void onDisconnected(const sp<AMessage> &msg);
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void finishDisconnectIfPossible();
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void performSeek(int64_t seekTimeUs);
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void schedulePollBuffering();
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void checkBuffering(
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bool *prepared,
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bool *underflow,
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bool *overflow,
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bool *startServer,
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bool *finished);
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void onPollBuffering();
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bool haveSufficientDataOnAllTracks();
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void setEOSTimeout(bool audio, int64_t timeout);
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void setError(status_t err);
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void startBufferingIfNecessary();
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bool stopBufferingIfNecessary();
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void finishSeek(status_t err);
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void postSourceEOSIfNecessary();
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void signalSourceEOS(status_t result);
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void onSignalEOS(const sp<AMessage> &msg);
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bool sourceNearEOS(bool audio);
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bool sourceReachedEOS(bool audio);
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DISALLOW_EVIL_CONSTRUCTORS(RTSPSource);
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};
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} // namespace android
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#endif // RTSP_SOURCE_H_
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