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Diffstat (limited to 'include/media/mediametadataretriever.h')
-rw-r--r-- | include/media/mediametadataretriever.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/include/media/mediametadataretriever.h b/include/media/mediametadataretriever.h new file mode 100644 index 0000000..f2719d3 --- /dev/null +++ b/include/media/mediametadataretriever.h @@ -0,0 +1,95 @@ +/* + * 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 <utils/IMemory.h> +#include <media/IMediaMetadataRetriever.h> + +namespace android { + +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_IS_DRM_CRIPPLED = 11, + METADATA_KEY_CODEC = 12, + METADATA_KEY_RATING = 13, + METADATA_KEY_COMMENT = 14, + METADATA_KEY_COPYRIGHT = 15, + METADATA_KEY_BIT_RATE = 16, + METADATA_KEY_FRAME_RATE = 17, + METADATA_KEY_VIDEO_FORMAT = 18, + METADATA_KEY_VIDEO_HEIGHT = 19, + METADATA_KEY_VIDEO_WIDTH = 20, + // Add more here... +}; + + +class MediaMetadataRetriever: public RefBase +{ +public: + MediaMetadataRetriever(); + ~MediaMetadataRetriever(); + void disconnect(); + status_t setDataSource(const char* dataSourceUrl); + status_t setDataSource(int fd, int64_t offset, int64_t length); + status_t setMode(int mode); + status_t getMode(int* mode); + sp<IMemory> captureFrame(); + 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 |