| /* |
| * Copyright (C) 2008 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 MEDIAMETADATARETRIEVER_H |
| #define MEDIAMETADATARETRIEVER_H |
| |
| #include <utils/Errors.h> // for status_t |
| #include <utils/threads.h> |
| #include <binder/IMemory.h> |
| #include <media/IMediaMetadataRetriever.h> |
| |
| namespace android { |
| |
| class IDataSource; |
| struct IMediaHTTPService; |
| class IMediaPlayerService; |
| class IMediaMetadataRetriever; |
| |
| // Keep these in synch with the constants defined in MediaMetadataRetriever.java |
| // class. |
| enum { |
| METADATA_KEY_CD_TRACK_NUMBER = 0, |
| METADATA_KEY_ALBUM = 1, |
| METADATA_KEY_ARTIST = 2, |
| METADATA_KEY_AUTHOR = 3, |
| METADATA_KEY_COMPOSER = 4, |
| METADATA_KEY_DATE = 5, |
| METADATA_KEY_GENRE = 6, |
| METADATA_KEY_TITLE = 7, |
| METADATA_KEY_YEAR = 8, |
| METADATA_KEY_DURATION = 9, |
| METADATA_KEY_NUM_TRACKS = 10, |
| METADATA_KEY_WRITER = 11, |
| METADATA_KEY_MIMETYPE = 12, |
| METADATA_KEY_ALBUMARTIST = 13, |
| METADATA_KEY_DISC_NUMBER = 14, |
| METADATA_KEY_COMPILATION = 15, |
| METADATA_KEY_HAS_AUDIO = 16, |
| METADATA_KEY_HAS_VIDEO = 17, |
| METADATA_KEY_VIDEO_WIDTH = 18, |
| METADATA_KEY_VIDEO_HEIGHT = 19, |
| METADATA_KEY_BITRATE = 20, |
| METADATA_KEY_TIMED_TEXT_LANGUAGES = 21, |
| METADATA_KEY_IS_DRM = 22, |
| METADATA_KEY_LOCATION = 23, |
| METADATA_KEY_VIDEO_ROTATION = 24, |
| METADATA_KEY_CAPTURE_FRAMERATE = 25, |
| |
| // Add more here... |
| }; |
| |
| class MediaMetadataRetriever: public RefBase |
| { |
| public: |
| MediaMetadataRetriever(); |
| ~MediaMetadataRetriever(); |
| void disconnect(); |
| |
| status_t setDataSource( |
| const sp<IMediaHTTPService> &httpService, |
| const char *dataSourceUrl, |
| const KeyedVector<String8, String8> *headers = NULL); |
| |
| status_t setDataSource(int fd, int64_t offset, int64_t length); |
| status_t setDataSource(const sp<IDataSource>& dataSource); |
| sp<IMemory> getFrameAtTime(int64_t timeUs, int option); |
| sp<IMemory> extractAlbumArt(); |
| const char* extractMetadata(int keyCode); |
| |
| private: |
| static const sp<IMediaPlayerService> getService(); |
| |
| class DeathNotifier: public IBinder::DeathRecipient |
| { |
| public: |
| DeathNotifier() {} |
| virtual ~DeathNotifier(); |
| virtual void binderDied(const wp<IBinder>& who); |
| }; |
| |
| static sp<DeathNotifier> sDeathNotifier; |
| static Mutex sServiceLock; |
| static sp<IMediaPlayerService> sService; |
| |
| Mutex mLock; |
| sp<IMediaMetadataRetriever> mRetriever; |
| |
| }; |
| |
| }; // namespace android |
| |
| #endif // MEDIAMETADATARETRIEVER_H |