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/*
* 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.
*/
#ifndef NUPLAYER_STREAM_LISTENER_H_
#define NUPLAYER_STREAM_LISTENER_H_
#include "NuPlayer.h"
#include <media/IStreamSource.h>
namespace android {
struct MemoryDealer;
struct NuPlayer::NuPlayerStreamListener : public BnStreamListener {
NuPlayerStreamListener(
const sp<IStreamSource> &source,
const sp<AHandler> &targetHandler);
virtual void queueBuffer(size_t index, size_t size);
virtual void issueCommand(
Command cmd, bool synchronous, const sp<AMessage> &extra);
void start();
ssize_t read(void *data, size_t size, sp<AMessage> *extra);
private:
enum {
kNumBuffers = 8,
kBufferSize = 188 * 10
};
struct QueueEntry {
bool mIsCommand;
size_t mIndex;
size_t mSize;
size_t mOffset;
Command mCommand;
sp<AMessage> mExtra;
};
Mutex mLock;
sp<IStreamSource> mSource;
sp<AHandler> mTargetHandler;
sp<MemoryDealer> mMemoryDealer;
Vector<sp<IMemory> > mBuffers;
List<QueueEntry> mQueue;
bool mEOS;
bool mSendDataNotification;
DISALLOW_EVIL_CONSTRUCTORS(NuPlayerStreamListener);
};
} // namespace android
#endif // NUPLAYER_STREAM_LISTENER_H_
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