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Diffstat (limited to 'media/libmediaplayerservice/MetadataRetrieverClient.h')
-rw-r--r-- | media/libmediaplayerservice/MetadataRetrieverClient.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/media/libmediaplayerservice/MetadataRetrieverClient.h b/media/libmediaplayerservice/MetadataRetrieverClient.h new file mode 100644 index 0000000..f08f933 --- /dev/null +++ b/media/libmediaplayerservice/MetadataRetrieverClient.h @@ -0,0 +1,73 @@ +/* +** +** 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 ANDROID_MEDIAMETADATARETRIEVERSERVICE_H +#define ANDROID_MEDIAMETADATARETRIEVERSERVICE_H + +#include <utils/Log.h> +#include <utils/threads.h> +#include <utils/List.h> +#include <utils/Errors.h> +#include <utils/KeyedVector.h> +#include <binder/IMemory.h> + +#include <media/MediaMetadataRetrieverInterface.h> + + +namespace android { + +class IMediaPlayerService; +class MemoryDealer; + +class MetadataRetrieverClient : public BnMediaMetadataRetriever +{ +public: + MetadataRetrieverClient(const sp<IMediaPlayerService>& service, pid_t pid, int32_t connId); + + // Implements IMediaMetadataRetriever interface + // These methods are called in IMediaMetadataRetriever.cpp? + virtual void disconnect(); + + virtual status_t setDataSource( + const char *url, const KeyedVector<String8, String8> *headers); + + virtual status_t setDataSource(int fd, int64_t offset, int64_t length); + virtual sp<IMemory> getFrameAtTime(int64_t timeUs, int option); + virtual sp<IMemory> extractAlbumArt(); + virtual const char* extractMetadata(int keyCode); + + virtual status_t dump(int fd, const Vector<String16>& args) const; + +private: + friend class MediaPlayerService; + + explicit MetadataRetrieverClient(pid_t pid); + virtual ~MetadataRetrieverClient(); + + mutable Mutex mLock; + sp<MediaMetadataRetrieverBase> mRetriever; + pid_t mPid; + + // Keep the shared memory copy of album art and capture frame (for thumbnail) + sp<IMemory> mAlbumArt; + sp<IMemory> mThumbnail; +}; + +}; // namespace android + +#endif // ANDROID_MEDIAMETADATARETRIEVERSERVICE_H + |