RTSPSource.h revision 840667883fd09d44015716d79bc3ac4d60edc0f0
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 <media/stagefright/foundation/AHandlerReflector.h> 24 25namespace android { 26 27struct ALooper; 28struct AnotherPacketSource; 29struct MyHandler; 30 31struct NuPlayer::RTSPSource : public NuPlayer::Source { 32 RTSPSource( 33 const char *url, 34 const KeyedVector<String8, String8> *headers, 35 bool uidValid = false, 36 uid_t uid = 0); 37 38 virtual void start(); 39 virtual void stop(); 40 41 virtual status_t feedMoreTSData(); 42 43 virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit); 44 45 virtual status_t getDuration(int64_t *durationUs); 46 virtual status_t seekTo(int64_t seekTimeUs); 47 virtual bool isSeekable(); 48 49 void onMessageReceived(const sp<AMessage> &msg); 50 51protected: 52 virtual ~RTSPSource(); 53 54 virtual sp<MetaData> getFormatMeta(bool audio); 55 56private: 57 enum { 58 kWhatNotify = 'noti', 59 kWhatDisconnect = 'disc', 60 kWhatPerformSeek = 'seek', 61 }; 62 63 enum State { 64 DISCONNECTED, 65 CONNECTING, 66 CONNECTED, 67 SEEKING, 68 }; 69 70 enum Flags { 71 // Don't log any URLs. 72 kFlagIncognito = 1, 73 }; 74 75 struct TrackInfo { 76 sp<AnotherPacketSource> mSource; 77 78 int32_t mTimeScale; 79 uint32_t mRTPTime; 80 int64_t mNormalPlaytimeUs; 81 bool mNPTMappingValid; 82 }; 83 84 AString mURL; 85 KeyedVector<String8, String8> mExtraHeaders; 86 bool mUIDValid; 87 uid_t mUID; 88 uint32_t mFlags; 89 State mState; 90 status_t mFinalResult; 91 uint32_t mDisconnectReplyID; 92 bool mStartingUp; 93 94 sp<ALooper> mLooper; 95 sp<AHandlerReflector<RTSPSource> > mReflector; 96 sp<MyHandler> mHandler; 97 98 Vector<TrackInfo> mTracks; 99 sp<AnotherPacketSource> mAudioTrack; 100 sp<AnotherPacketSource> mVideoTrack; 101 102 int32_t mSeekGeneration; 103 104 sp<AnotherPacketSource> getSource(bool audio); 105 106 void onConnected(); 107 void onDisconnected(const sp<AMessage> &msg); 108 void finishDisconnectIfPossible(); 109 110 void performSeek(int64_t seekTimeUs); 111 112 bool haveSufficientDataOnAllTracks(); 113 114 DISALLOW_EVIL_CONSTRUCTORS(RTSPSource); 115}; 116 117} // namespace android 118 119#endif // RTSP_SOURCE_H_ 120