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/*
* Copyright (C) ST-Ericsson SA 2012
* Copyright (C) 2012 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: Stefan Ekenberg (stefan.ekenberg@stericsson.com) for ST-Ericsson
*/
#ifndef FMRADIO_SOURCE_H_
#define FMRADIO_SOURCE_H_
#include <media/AudioRecord.h>
#include <media/stagefright/DataSource.h>
#include <media/stagefright/foundation/ABase.h>
#include <system/audio.h>
namespace android {
class FMRadioSource : public DataSource {
public:
FMRadioSource();
virtual status_t initCheck() const;
virtual ssize_t readAt(off64_t offset, void *data, size_t size);
virtual status_t getSize(off64_t *size);
protected:
virtual ~FMRadioSource();
private:
struct Buffer {
size_t frameCount;
size_t size;
int8_t* data;
};
status_t openRecord(int frameCount, audio_io_handle_t input);
status_t obtainBuffer(Buffer* audioBuffer);
status_t mInitCheck;
bool mStarted;
int mSessionId;
sp<IAudioRecord> mAudioRecord;
sp<IMemory> mCblkMemory;
audio_track_cblk_t* mCblk;
DISALLOW_EVIL_CONSTRUCTORS(FMRadioSource);
};
} // namespace android
#endif // FMRADIO_SOURCE_H_
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