blob: a3c0973ab50c7c759276a7169551684dc72a4ec0 [file] [log] [blame]
/*
* 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 AAC_ADTS_EXTRACTOR_H_
#define AAC_ADTS_EXTRACTOR_H_
#include <utils/Vector.h>
#include <media/stagefright/foundation/ABuffer.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/DataSource.h>
#include <media/stagefright/MediaBufferGroup.h>
#include <media/stagefright/MediaDefs.h>
#include <media/stagefright/MediaErrors.h>
#include <media/stagefright/MediaExtractor.h>
#include <media/stagefright/MediaSource.h>
#include <media/stagefright/MetaData.h>
#include <utils/String8.h>
namespace android {
struct AMessage;
class String8;
class AacAdtsSource : public MediaSource {
public:
AacAdtsSource(const sp<DataSource> &source,
const sp<MetaData> &meta,
//const Vector<uint64_t> &offset_vector,
int64_t frame_duration_us);
virtual status_t start(MetaData *params = NULL);
virtual status_t stop();
virtual sp<MetaData> getFormat();
virtual status_t read(
MediaBuffer **buffer, const ReadOptions *options = NULL);
protected:
virtual ~AacAdtsSource();
private:
static const size_t kMaxFrameSize;
sp<DataSource> mDataSource;
sp<MetaData> mMeta;
off64_t mOffset;
int64_t mCurrentTimeUs;
bool mStarted;
MediaBufferGroup *mGroup;
int64_t mFrameDurationUs;
AacAdtsSource(const AacAdtsSource &);
AacAdtsSource &operator=(const AacAdtsSource &);
};
class AacAdtsExtractor : public MediaExtractor {
public:
AacAdtsExtractor(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 ~AacAdtsExtractor();
private:
sp<DataSource> mDataSource;
sp<MetaData> mMeta;
status_t mInitCheck;
int64_t mFrameDurationUs;
AacAdtsExtractor(const AacAdtsExtractor &);
AacAdtsExtractor &operator=(const AacAdtsExtractor &);
};
} // namespace android
#endif // AAC_ADTS_EXTRACTOR_H_