GenericSource.h revision 3423bbdb05f843a64356fa24e8657f03ecbb7d65
1/* 2 * Copyright (C) 2012 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 GENERIC_SOURCE_H_ 18 19#define GENERIC_SOURCE_H_ 20 21#include "NuPlayer.h" 22#include "NuPlayerSource.h" 23 24#include "ATSParser.h" 25 26#include <media/mediaplayer.h> 27 28namespace android { 29 30struct AnotherPacketSource; 31struct ARTSPController; 32struct DataSource; 33struct MediaSource; 34class MediaBuffer; 35 36struct NuPlayer::GenericSource : public NuPlayer::Source { 37 GenericSource( 38 const sp<AMessage> ¬ify, 39 const sp<IMediaHTTPService> &httpService, 40 const char *url, 41 const KeyedVector<String8, String8> *headers, 42 bool isWidevine = false, 43 bool uidValid = false, 44 uid_t uid = 0); 45 46 GenericSource( 47 const sp<AMessage> ¬ify, 48 int fd, int64_t offset, int64_t length); 49 50 virtual void prepareAsync(); 51 52 virtual void start(); 53 54 virtual status_t feedMoreTSData(); 55 56 virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit); 57 58 virtual status_t getDuration(int64_t *durationUs); 59 virtual size_t getTrackCount() const; 60 virtual sp<AMessage> getTrackInfo(size_t trackIndex) const; 61 virtual status_t selectTrack(size_t trackIndex, bool select); 62 virtual status_t seekTo(int64_t seekTimeUs); 63 64 virtual status_t setBuffers(bool audio, Vector<MediaBuffer *> &buffers); 65 66protected: 67 virtual ~GenericSource(); 68 69 virtual void onMessageReceived(const sp<AMessage> &msg); 70 71 virtual sp<MetaData> getFormatMeta(bool audio); 72 73private: 74 enum { 75 kWhatFetchSubtitleData, 76 kWhatSendSubtitleData, 77 kWhatChangeAVSource, 78 }; 79 80 Vector<sp<MediaSource> > mSources; 81 82 struct Track { 83 size_t mIndex; 84 sp<MediaSource> mSource; 85 sp<AnotherPacketSource> mPackets; 86 }; 87 88 Track mAudioTrack; 89 Track mVideoTrack; 90 Track mSubtitleTrack; 91 92 int32_t mFetchSubtitleDataGeneration; 93 int64_t mDurationUs; 94 bool mAudioIsVorbis; 95 bool mIsWidevine; 96 bool mUIDValid; 97 uid_t mUID; 98 99 void initFromDataSource(const sp<DataSource> &dataSource); 100 101 sp<ABuffer> mediaBufferToABuffer( 102 MediaBuffer *mbuf, 103 media_track_type trackType, 104 int64_t *actualTimeUs = NULL); 105 106 void readBuffer( 107 media_track_type trackType, 108 int64_t seekTimeUs = -1ll, int64_t *actualTimeUs = NULL, bool formatChange = false); 109 110 DISALLOW_EVIL_CONSTRUCTORS(GenericSource); 111}; 112 113} // namespace android 114 115#endif // GENERIC_SOURCE_H_ 116