NuMediaExtractor.h revision dbcb4c17f16230dfc6af908f176681c49f61b13e
15778822d86b0337407514b9372562b86edfa91cdAndreas Huber/* 25778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Copyright 2012, The Android Open Source Project 35778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 45778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 55778822d86b0337407514b9372562b86edfa91cdAndreas Huber * you may not use this file except in compliance with the License. 65778822d86b0337407514b9372562b86edfa91cdAndreas Huber * You may obtain a copy of the License at 75778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 85778822d86b0337407514b9372562b86edfa91cdAndreas Huber * http://www.apache.org/licenses/LICENSE-2.0 95778822d86b0337407514b9372562b86edfa91cdAndreas Huber * 105778822d86b0337407514b9372562b86edfa91cdAndreas Huber * Unless required by applicable law or agreed to in writing, software 115778822d86b0337407514b9372562b86edfa91cdAndreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 125778822d86b0337407514b9372562b86edfa91cdAndreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 135778822d86b0337407514b9372562b86edfa91cdAndreas Huber * See the License for the specific language governing permissions and 145778822d86b0337407514b9372562b86edfa91cdAndreas Huber * limitations under the License. 155778822d86b0337407514b9372562b86edfa91cdAndreas Huber */ 165778822d86b0337407514b9372562b86edfa91cdAndreas Huber 175778822d86b0337407514b9372562b86edfa91cdAndreas Huber#ifndef NU_MEDIA_EXTRACTOR_H_ 185778822d86b0337407514b9372562b86edfa91cdAndreas Huber#define NU_MEDIA_EXTRACTOR_H_ 195778822d86b0337407514b9372562b86edfa91cdAndreas Huber 205778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <media/stagefright/foundation/ABase.h> 219d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber#include <media/stagefright/MediaSource.h> 225778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <utils/Errors.h> 23918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber#include <utils/KeyedVector.h> 245778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <utils/RefBase.h> 25918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber#include <utils/String8.h> 26dc7431e70b4b030b5f42d0dfc3ef244d4f583dd2Andreas Huber#include <utils/threads.h> 275778822d86b0337407514b9372562b86edfa91cdAndreas Huber#include <utils/Vector.h> 285778822d86b0337407514b9372562b86edfa91cdAndreas Huber 295778822d86b0337407514b9372562b86edfa91cdAndreas Hubernamespace android { 305778822d86b0337407514b9372562b86edfa91cdAndreas Huber 315778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct ABuffer; 325778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct AMessage; 33a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huberstruct DataSource; 345778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct MediaBuffer; 355778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct MediaExtractor; 365778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct MediaSource; 37f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huberstruct MetaData; 385778822d86b0337407514b9372562b86edfa91cdAndreas Huber 395778822d86b0337407514b9372562b86edfa91cdAndreas Huberstruct NuMediaExtractor : public RefBase { 40ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber enum SampleFlags { 41ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber SAMPLE_FLAG_SYNC = 1, 42ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber SAMPLE_FLAG_ENCRYPTED = 2, 43ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber }; 44ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 455778822d86b0337407514b9372562b86edfa91cdAndreas Huber NuMediaExtractor(); 465778822d86b0337407514b9372562b86edfa91cdAndreas Huber 47918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber status_t setDataSource( 48918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber const char *path, 49918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber const KeyedVector<String8, String8> *headers = NULL); 50918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 51918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber status_t setDataSource(int fd, off64_t offset, off64_t size); 525778822d86b0337407514b9372562b86edfa91cdAndreas Huber 53dbcb4c17f16230dfc6af908f176681c49f61b13eMarco Nelissen status_t setDataSource(const sp<DataSource> &datasource); 54dbcb4c17f16230dfc6af908f176681c49f61b13eMarco Nelissen 555778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t countTracks() const; 565778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t getTrackFormat(size_t index, sp<AMessage> *format) const; 575778822d86b0337407514b9372562b86edfa91cdAndreas Huber 585778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t selectTrack(size_t index); 599d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber status_t unselectTrack(size_t index); 605778822d86b0337407514b9372562b86edfa91cdAndreas Huber 619d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber status_t seekTo( 629d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber int64_t timeUs, 639d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber MediaSource::ReadOptions::SeekMode mode = 649d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber MediaSource::ReadOptions::SEEK_CLOSEST_SYNC); 655778822d86b0337407514b9372562b86edfa91cdAndreas Huber 665778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t advance(); 675778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t readSampleData(const sp<ABuffer> &buffer); 685778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t getSampleTrackIndex(size_t *trackIndex); 695778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t getSampleTime(int64_t *sampleTimeUs); 70f69e53033f23f9f70fcdb28a3c2e650de0147459Andreas Huber status_t getSampleMeta(sp<MetaData> *sampleMeta); 715778822d86b0337407514b9372562b86edfa91cdAndreas Huber 72a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber bool getCachedDuration(int64_t *durationUs, bool *eos) const; 73a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber 745778822d86b0337407514b9372562b86edfa91cdAndreas Huberprotected: 755778822d86b0337407514b9372562b86edfa91cdAndreas Huber virtual ~NuMediaExtractor(); 765778822d86b0337407514b9372562b86edfa91cdAndreas Huber 775778822d86b0337407514b9372562b86edfa91cdAndreas Huberprivate: 785778822d86b0337407514b9372562b86edfa91cdAndreas Huber enum TrackFlags { 795778822d86b0337407514b9372562b86edfa91cdAndreas Huber kIsVorbis = 1, 805778822d86b0337407514b9372562b86edfa91cdAndreas Huber }; 815778822d86b0337407514b9372562b86edfa91cdAndreas Huber 825778822d86b0337407514b9372562b86edfa91cdAndreas Huber struct TrackInfo { 835778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<MediaSource> mSource; 845778822d86b0337407514b9372562b86edfa91cdAndreas Huber size_t mTrackIndex; 855778822d86b0337407514b9372562b86edfa91cdAndreas Huber status_t mFinalResult; 865778822d86b0337407514b9372562b86edfa91cdAndreas Huber MediaBuffer *mSample; 875778822d86b0337407514b9372562b86edfa91cdAndreas Huber int64_t mSampleTimeUs; 88ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 89ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber uint32_t mTrackFlags; // bitmask of "TrackFlags" 905778822d86b0337407514b9372562b86edfa91cdAndreas Huber }; 915778822d86b0337407514b9372562b86edfa91cdAndreas Huber 92dc7431e70b4b030b5f42d0dfc3ef244d4f583dd2Andreas Huber mutable Mutex mLock; 93dc7431e70b4b030b5f42d0dfc3ef244d4f583dd2Andreas Huber 94a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber sp<DataSource> mDataSource; 95a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber 965778822d86b0337407514b9372562b86edfa91cdAndreas Huber sp<MediaExtractor> mImpl; 97a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber bool mIsWidevineExtractor; 985778822d86b0337407514b9372562b86edfa91cdAndreas Huber 995778822d86b0337407514b9372562b86edfa91cdAndreas Huber Vector<TrackInfo> mSelectedTracks; 100a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber int64_t mTotalBitrate; // in bits/sec 101a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber int64_t mDurationUs; 1025778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1039d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber ssize_t fetchTrackSamples( 1049d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber int64_t seekTimeUs = -1ll, 1059d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber MediaSource::ReadOptions::SeekMode mode = 1069d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber MediaSource::ReadOptions::SEEK_CLOSEST_SYNC); 1079d07855aaff8a6b502a3ab058002cdd4a278b965Andreas Huber 1085778822d86b0337407514b9372562b86edfa91cdAndreas Huber void releaseTrackSamples(); 1095778822d86b0337407514b9372562b86edfa91cdAndreas Huber 110a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber bool getTotalBitrate(int64_t *bitRate) const; 111a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber void updateDurationAndBitrate(); 112a53d87c7b1428fe02f535c31dafd64cb1362fde9Andreas Huber 1135778822d86b0337407514b9372562b86edfa91cdAndreas Huber DISALLOW_EVIL_CONSTRUCTORS(NuMediaExtractor); 1145778822d86b0337407514b9372562b86edfa91cdAndreas Huber}; 1155778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1165778822d86b0337407514b9372562b86edfa91cdAndreas Huber} // namespace android 1175778822d86b0337407514b9372562b86edfa91cdAndreas Huber 1185778822d86b0337407514b9372562b86edfa91cdAndreas Huber#endif // NU_MEDIA_EXTRACTOR_H_ 1195778822d86b0337407514b9372562b86edfa91cdAndreas Huber 120