RTSPSource.h revision cfaeeec0900014d97e15829e0fa52f865ee4c786
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#ifndef RTSP_SOURCE_H_ 18 19#define RTSP_SOURCE_H_ 20 21#include "NuPlayerSource.h" 22 23#include "ATSParser.h" 24 25#include <media/stagefright/foundation/AHandlerReflector.h> 26 27namespace android { 28 29struct ALooper; 30struct AnotherPacketSource; 31struct MyHandler; 32 33struct NuPlayer::RTSPSource : public NuPlayer::Source { 34 RTSPSource( 35 const char *url, 36 const KeyedVector<String8, String8> *headers, 37 bool uidValid = false, 38 uid_t uid = 0); 39 40 virtual void start(); 41 virtual void stop(); 42 43 virtual status_t feedMoreTSData(); 44 45 virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit); 46 47 virtual status_t getDuration(int64_t *durationUs); 48 virtual status_t seekTo(int64_t seekTimeUs); 49 virtual bool isSeekable(); 50 51 void onMessageReceived(const sp<AMessage> &msg); 52 53protected: 54 virtual ~RTSPSource(); 55 56 virtual sp<MetaData> getFormatMeta(bool audio); 57 58private: 59 enum { 60 kWhatNotify = 'noti', 61 kWhatDisconnect = 'disc', 62 kWhatPerformSeek = 'seek', 63 }; 64 65 enum State { 66 DISCONNECTED, 67 CONNECTING, 68 CONNECTED, 69 SEEKING, 70 }; 71 72 enum Flags { 73 // Don't log any URLs. 74 kFlagIncognito = 1, 75 }; 76 77 struct TrackInfo { 78 sp<AnotherPacketSource> mSource; 79 80 int32_t mTimeScale; 81 uint32_t mRTPTime; 82 int64_t mNormalPlaytimeUs; 83 bool mNPTMappingValid; 84 }; 85 86 AString mURL; 87 KeyedVector<String8, String8> mExtraHeaders; 88 bool mUIDValid; 89 uid_t mUID; 90 uint32_t mFlags; 91 State mState; 92 status_t mFinalResult; 93 uint32_t mDisconnectReplyID; 94 bool mStartingUp; 95 96 sp<ALooper> mLooper; 97 sp<AHandlerReflector<RTSPSource> > mReflector; 98 sp<MyHandler> mHandler; 99 100 Vector<TrackInfo> mTracks; 101 sp<AnotherPacketSource> mAudioTrack; 102 sp<AnotherPacketSource> mVideoTrack; 103 104 sp<ATSParser> mTSParser; 105 106 int32_t mSeekGeneration; 107 108 sp<AnotherPacketSource> getSource(bool audio); 109 110 void onConnected(); 111 void onDisconnected(const sp<AMessage> &msg); 112 void finishDisconnectIfPossible(); 113 114 void performSeek(int64_t seekTimeUs); 115 116 bool haveSufficientDataOnAllTracks(); 117 118 DISALLOW_EVIL_CONSTRUCTORS(RTSPSource); 119}; 120 121} // namespace android 122 123#endif // RTSP_SOURCE_H_ 124