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 HTTP_LIVE_SOURCE_H_ 18 19 #define HTTP_LIVE_SOURCE_H_ 20 21 #include "NuPlayer.h" 22 #include "NuPlayerSource.h" 23 24 #include "LiveSession.h" 25 26 namespace android { 27 28 struct LiveSession; 29 30 struct NuPlayer::HTTPLiveSource : public NuPlayer::Source { 31 HTTPLiveSource( 32 const sp<AMessage> ¬ify, 33 const sp<IMediaHTTPService> &httpService, 34 const char *url, 35 const KeyedVector<String8, String8> *headers); 36 37 virtual void prepareAsync(); 38 virtual void start(); 39 40 virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit); 41 virtual sp<MetaData> getFormatMeta(bool audio); 42 virtual sp<AMessage> getFormat(bool audio); 43 44 virtual status_t feedMoreTSData(); 45 virtual status_t getDuration(int64_t *durationUs); 46 virtual size_t getTrackCount() const; 47 virtual sp<AMessage> getTrackInfo(size_t trackIndex) const; 48 virtual ssize_t getSelectedTrack(media_track_type /* type */) const; 49 virtual status_t selectTrack(size_t trackIndex, bool select, int64_t timeUs); 50 virtual status_t seekTo(int64_t seekTimeUs); 51 52 protected: 53 virtual ~HTTPLiveSource(); 54 55 virtual void onMessageReceived(const sp<AMessage> &msg); 56 57 private: 58 enum Flags { 59 // Don't log any URLs. 60 kFlagIncognito = 1, 61 }; 62 63 enum { 64 kWhatSessionNotify, 65 kWhatFetchSubtitleData, 66 kWhatFetchMetaData, 67 }; 68 69 sp<IMediaHTTPService> mHTTPService; 70 AString mURL; 71 KeyedVector<String8, String8> mExtraHeaders; 72 uint32_t mFlags; 73 status_t mFinalResult; 74 off64_t mOffset; 75 sp<ALooper> mLiveLooper; 76 sp<LiveSession> mLiveSession; 77 int32_t mFetchSubtitleDataGeneration; 78 int32_t mFetchMetaDataGeneration; 79 bool mHasMetadata; 80 bool mMetadataSelected; 81 82 void onSessionNotify(const sp<AMessage> &msg); 83 void pollForRawData( 84 const sp<AMessage> &msg, int32_t currentGeneration, 85 LiveSession::StreamType fetchType, int32_t pushWhat); 86 87 DISALLOW_EVIL_CONSTRUCTORS(HTTPLiveSource); 88 }; 89 90 } // namespace android 91 92 #endif // HTTP_LIVE_SOURCE_H_ 93