Andreas Huber | 072f524 | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 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 MATROSKA_EXTRACTOR_H_ |
| 18 | |
| 19 | #define MATROSKA_EXTRACTOR_H_ |
| 20 | |
| 21 | #include <media/stagefright/MediaExtractor.h> |
| 22 | #include <utils/Vector.h> |
| 23 | |
| 24 | namespace mkvparser { |
| 25 | struct Segment; |
| 26 | }; |
| 27 | |
| 28 | namespace android { |
| 29 | |
Andreas Huber | efdd088 | 2010-08-25 11:09:41 -0700 | [diff] [blame] | 30 | struct AMessage; |
Andreas Huber | 072f524 | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 31 | class String8; |
| 32 | |
| 33 | struct DataSourceReader; |
| 34 | struct MatroskaSource; |
| 35 | |
| 36 | struct MatroskaExtractor : public MediaExtractor { |
| 37 | MatroskaExtractor(const sp<DataSource> &source); |
| 38 | |
| 39 | virtual size_t countTracks(); |
| 40 | |
| 41 | virtual sp<MediaSource> getTrack(size_t index); |
| 42 | |
| 43 | virtual sp<MetaData> getTrackMetaData( |
| 44 | size_t index, uint32_t flags); |
| 45 | |
| 46 | virtual sp<MetaData> getMetaData(); |
| 47 | |
| 48 | protected: |
| 49 | virtual ~MatroskaExtractor(); |
| 50 | |
| 51 | private: |
| 52 | friend struct MatroskaSource; |
| 53 | |
| 54 | struct TrackInfo { |
| 55 | unsigned long mTrackNum; |
| 56 | sp<MetaData> mMeta; |
| 57 | }; |
| 58 | Vector<TrackInfo> mTracks; |
| 59 | |
| 60 | sp<DataSource> mDataSource; |
| 61 | DataSourceReader *mReader; |
| 62 | mkvparser::Segment *mSegment; |
Andreas Huber | 6bdf2ed | 2010-05-25 13:35:02 -0700 | [diff] [blame] | 63 | bool mExtractedThumbnails; |
Andreas Huber | 072f524 | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 64 | |
| 65 | void addTracks(); |
Andreas Huber | 6bdf2ed | 2010-05-25 13:35:02 -0700 | [diff] [blame] | 66 | void findThumbnails(); |
Andreas Huber | 072f524 | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 67 | |
| 68 | MatroskaExtractor(const MatroskaExtractor &); |
| 69 | MatroskaExtractor &operator=(const MatroskaExtractor &); |
| 70 | }; |
| 71 | |
| 72 | bool SniffMatroska( |
Andreas Huber | efdd088 | 2010-08-25 11:09:41 -0700 | [diff] [blame] | 73 | const sp<DataSource> &source, String8 *mimeType, float *confidence, |
| 74 | sp<AMessage> *); |
Andreas Huber | 072f524 | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 75 | |
| 76 | } // namespace android |
| 77 | |
| 78 | #endif // MATROSKA_EXTRACTOR_H_ |