| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef MATROSKA_EXTRACTOR_H_ |
| |
| #define MATROSKA_EXTRACTOR_H_ |
| |
| #include <media/stagefright/MediaExtractor.h> |
| #include <utils/Vector.h> |
| |
| namespace mkvparser { |
| struct Segment; |
| }; |
| |
| namespace android { |
| |
| struct AMessage; |
| class String8; |
| |
| struct DataSourceReader; |
| struct MatroskaSource; |
| |
| struct MatroskaExtractor : public MediaExtractor { |
| MatroskaExtractor(const sp<DataSource> &source); |
| |
| virtual size_t countTracks(); |
| |
| virtual sp<MediaSource> getTrack(size_t index); |
| |
| virtual sp<MetaData> getTrackMetaData( |
| size_t index, uint32_t flags); |
| |
| virtual sp<MetaData> getMetaData(); |
| |
| protected: |
| virtual ~MatroskaExtractor(); |
| |
| private: |
| friend struct MatroskaSource; |
| |
| struct TrackInfo { |
| unsigned long mTrackNum; |
| sp<MetaData> mMeta; |
| }; |
| Vector<TrackInfo> mTracks; |
| |
| sp<DataSource> mDataSource; |
| DataSourceReader *mReader; |
| mkvparser::Segment *mSegment; |
| bool mExtractedThumbnails; |
| |
| void addTracks(); |
| void findThumbnails(); |
| |
| MatroskaExtractor(const MatroskaExtractor &); |
| MatroskaExtractor &operator=(const MatroskaExtractor &); |
| }; |
| |
| bool SniffMatroska( |
| const sp<DataSource> &source, String8 *mimeType, float *confidence, |
| sp<AMessage> *); |
| |
| } // namespace android |
| |
| #endif // MATROSKA_EXTRACTOR_H_ |