67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SOUNDPOOLTHREAD_H_
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#define SOUNDPOOLTHREAD_H_
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#include <utils/threads.h>
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#include <utils/Vector.h>
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#include <media/AudioTrack.h>
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#include "SoundPool.h"
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namespace android {
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class SoundPoolMsg {
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public:
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enum MessageType { INVALID, KILL, LOAD_SAMPLE };
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SoundPoolMsg() : mMessageType(INVALID), mData(0) {}
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SoundPoolMsg(MessageType MessageType, int data) :
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mMessageType(MessageType), mData(data) {}
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uint16_t mMessageType;
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uint16_t mData;
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};
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/*
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* This class handles background requests from the SoundPool
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*/
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class SoundPoolThread {
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public:
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SoundPoolThread(SoundPool* SoundPool);
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~SoundPoolThread();
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void loadSample(int sampleID);
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void quit();
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void write(SoundPoolMsg msg);
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private:
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static const size_t maxMessages = 5;
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static int beginThread(void* arg);
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int run();
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void doLoadSample(int sampleID);
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const SoundPoolMsg read();
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Mutex mLock;
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Condition mCondition;
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Vector<SoundPoolMsg> mMsgQueue;
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SoundPool* mSoundPool;
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bool mRunning;
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};
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} // end namespace android
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#endif /*SOUNDPOOLTHREAD_H_*/
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