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Diffstat (limited to 'media/libstagefright/include/ThreadedSource.h')
-rw-r--r-- | media/libstagefright/include/ThreadedSource.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/media/libstagefright/include/ThreadedSource.h b/media/libstagefright/include/ThreadedSource.h new file mode 100644 index 0000000..c67295c --- /dev/null +++ b/media/libstagefright/include/ThreadedSource.h @@ -0,0 +1,73 @@ +/* + * 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 THREADED_SOURCE_H_ + +#define THREADED_SOURCE_H_ + +#include <media/stagefright/foundation/ABase.h> +#include <media/stagefright/foundation/AHandlerReflector.h> +#include <media/stagefright/foundation/ALooper.h> +#include <media/stagefright/MediaSource.h> +#include <utils/threads.h> + +namespace android { + +struct ThreadedSource : public MediaSource { + ThreadedSource(const sp<MediaSource> &source); + + virtual status_t start(MetaData *params); + virtual status_t stop(); + + virtual sp<MetaData> getFormat(); + + virtual status_t read( + MediaBuffer **buffer, const ReadOptions *options); + + virtual void onMessageReceived(const sp<AMessage> &msg); + +protected: + virtual ~ThreadedSource(); + +private: + enum { + kWhatDecodeMore = 'deco', + kWhatSeek = 'seek', + }; + + sp<MediaSource> mSource; + sp<AHandlerReflector<ThreadedSource> > mReflector; + sp<ALooper> mLooper; + + Mutex mLock; + Condition mCondition; + List<MediaBuffer *> mQueue; + status_t mFinalResult; + bool mDecodePending; + bool mStarted; + + int64_t mSeekTimeUs; + ReadOptions::SeekMode mSeekMode; + + void postDecodeMore_l(); + void clearQueue_l(); + + DISALLOW_EVIL_CONSTRUCTORS(ThreadedSource); +}; + +} // namespace android + +#endif // THREADED_SOURCE_H_ |