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 FRAGMENTED_MP4_EXTRACTOR_H_ 18 19 #define FRAGMENTED_MP4_EXTRACTOR_H_ 20 21 #include "include/FragmentedMP4Parser.h" 22 23 #include <media/stagefright/MediaExtractor.h> 24 #include <utils/Vector.h> 25 #include <utils/String8.h> 26 27 namespace android { 28 29 struct AMessage; 30 class DataSource; 31 class SampleTable; 32 class String8; 33 34 class FragmentedMP4Extractor : public MediaExtractor { 35 public: 36 // Extractor assumes ownership of "source". 37 FragmentedMP4Extractor(const sp<DataSource> &source); 38 39 virtual size_t countTracks(); 40 virtual sp<MediaSource> getTrack(size_t index); 41 virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags); 42 virtual sp<MetaData> getMetaData(); 43 virtual uint32_t flags() const; 44 45 protected: 46 virtual ~FragmentedMP4Extractor(); 47 48 private: 49 sp<ALooper> mLooper; 50 sp<FragmentedMP4Parser> mParser; 51 sp<DataSource> mDataSource; 52 status_t mInitCheck; 53 size_t mAudioTrackIndex; 54 size_t mTrackCount; 55 56 sp<MetaData> mFileMetaData; 57 58 Vector<uint32_t> mPath; 59 60 FragmentedMP4Extractor(const FragmentedMP4Extractor &); 61 FragmentedMP4Extractor &operator=(const FragmentedMP4Extractor &); 62 }; 63 64 bool SniffFragmentedMP4( 65 const sp<DataSource> &source, String8 *mimeType, float *confidence, 66 sp<AMessage> *); 67 68 } // namespace android 69 70 #endif // MPEG4_EXTRACTOR_H_ 71
