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/*
* Copyright (C) 2010 The Android Open Source Project
* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
*
* Not a Contribution, Apache license notifications and license are retained
* for attribution purposes only
*
* 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 FM_A2DP_WRITER_H_
#define FM_A2DP_WRITER_H_
#include <stdio.h>
#include <media/stagefright/MediaWriter.h>
#include <utils/threads.h>
#include <media/AudioRecord.h>
#include <utils/List.h>
#include <semaphore.h>
#include <media/mediarecorder.h>
namespace android {
struct MediaSource;
struct MetaData;
struct audioBufferstruct {
public:
audioBufferstruct (void *buff, size_t bufflen)
:audioBuffer(buff), bufferlen(bufflen){}
void *audioBuffer;
size_t bufferlen;
};
struct FMA2DPWriter : public MediaWriter {
FMA2DPWriter();
status_t initCheck() const;
virtual status_t addSource(const sp<MediaSource> &source);
virtual bool reachedEOS();
virtual status_t start(MetaData *params = NULL);
virtual status_t stop();
virtual status_t pause();
virtual status_t allocateBufferPool();
protected:
virtual ~FMA2DPWriter();
private:
List<audioBufferstruct > mFreeQ,mDataQ;
Mutex mFreeQLock,mDataQLock;
sem_t mReaderThreadWakeupsem,mWriterThreadWakeupsem;
pthread_t mReaderThread,mWriterThread;
bool mStarted;
volatile bool mDone;
int32_t mAudioChannels;
int32_t mSampleRate;
audio_format_t mAudioFormat;
audio_source_t mAudioSource;
size_t mBufferSize;
static void *ReaderThreadWrapper(void *);
static void *WriterThreadWrapper(void *);
status_t readerthread();
status_t writerthread();
FMA2DPWriter(const FMA2DPWriter &);
FMA2DPWriter &operator=(const FMA2DPWriter &);
};
} // namespace android
#endif // FM_A2DP_WRITER_H_
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