Files
android/proprietary/wvm/include/WVMExtractorImpl.h
2011-02-18 22:52:12 -08:00

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2.0 KiB
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/*
* Copyright (C) 2011 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 WVMEXTRACTOR_H_
#define WVMEXTRACTOR_H_
#include "AndroidConfig.h"
#include "WVStreamControlAPI.h"
#include <media/stagefright/MediaExtractor.h>
#include <media/stagefright/DataSource.h>
#include <utils/RefBase.h>
// DLL entry - given a data source, instantiate a WVMExtractor object
namespace android {
MediaExtractor *GetInstance(sp<DataSource> dataSource);
class WVMMediaSource;
class WVMFileSource;
class WVMExtractorImpl : public MediaExtractor {
public:
WVMExtractorImpl(sp<DataSource> dataSource);
virtual size_t countTracks();
virtual sp<MediaSource> getTrack(size_t index);
virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags);
virtual sp<MetaData> getMetaData();
protected:
virtual ~WVMExtractorImpl();
private:
status_t readAVCCMetaData(sp<MetaData> videoMetaData);
status_t readESDSMetaData(sp<MetaData> audioMetaData);
sp<WVMMediaSource> mAudioSource;
sp<WVMMediaSource> mVideoSource;
sp<MetaData> mFileMetaData;
sp<WVMFileSource> mFileSource;
sp<DataSource> mDataSource;
bool mHaveMetaData;
WVSession *mSession;
status_t mSetupStatus;
status_t readMetaData();
const static size_t kStreamCacheSize = 10 * 1024 * 1024;
WVMExtractorImpl(const WVMExtractorImpl &);
WVMExtractorImpl &operator=(const WVMExtractorImpl &);
};
} // namespace android
#endif // WVMEXTRACTOR_H_