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/*
* Copyright (C) ST-Ericsson SA 2010
* 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.
*
* Author: Andreas Gustafsson (andreas.a.gustafsson@stericsson.com)
* for ST-Ericsson
*/
#ifndef PCM_EXTRACTOR_H_
#define PCM_EXTRACTOR_H_
#include <media/stagefright/DataSource.h>
#include <media/stagefright/MediaSource.h>
#include <media/stagefright/MediaExtractor.h>
#include <media/stagefright/foundation/ABase.h>
namespace android {
class PCMExtractor : public MediaExtractor {
public:
// Extractor assumes ownership of "source".
PCMExtractor(const sp<DataSource> &source);
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 ~PCMExtractor();
private:
sp<DataSource> mDataSource;
status_t mInitCheck;
bool mValidFormat;
off_t mDataOffset;
size_t mDataSize;
sp<MetaData> mTrackMeta;
status_t init();
DISALLOW_EVIL_CONSTRUCTORS(PCMExtractor);
};
} // namespace android
#endif // PCM_EXTRACTOR_H_
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