| /* |
| * Copyright (C) 2009 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 MP3_EXTRACTOR_H_ |
| |
| #define MP3_EXTRACTOR_H_ |
| |
| #include <utils/Errors.h> |
| #include <media/MediaExtractor.h> |
| #include <media/stagefright/MetaDataBase.h> |
| |
| namespace android { |
| |
| struct AMessage; |
| class DataSourceBase; |
| struct MP3Seeker; |
| class String8; |
| struct Mp3Meta; |
| |
| class MP3Extractor : public MediaExtractor { |
| public: |
| MP3Extractor(DataSourceBase *source, Mp3Meta *meta); |
| ~MP3Extractor(); |
| |
| virtual size_t countTracks(); |
| virtual MediaTrack *getTrack(size_t index); |
| virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags); |
| |
| virtual status_t getMetaData(MetaDataBase& meta); |
| virtual const char * name() { return "MP3Extractor"; } |
| |
| private: |
| status_t mInitCheck; |
| |
| DataSourceBase *mDataSource; |
| off64_t mFirstFramePos; |
| MetaDataBase mMeta; |
| uint32_t mFixedHeader; |
| MP3Seeker *mSeeker; |
| |
| MP3Extractor(const MP3Extractor &); |
| MP3Extractor &operator=(const MP3Extractor &); |
| }; |
| |
| } // namespace android |
| |
| #endif // MP3_EXTRACTOR_H_ |