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49 lines
1.3 KiB
49 lines
1.3 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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#ifndef CTSAUDIO_AUDIOPLAYBACKLOCAL_H
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#define CTSAUDIO_AUDIOPLAYBACKLOCAL_H
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#include <utils/String8.h>
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#include <tinyalsa/asoundlib.h>
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#include "AudioLocal.h"
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class AudioPlaybackLocal: public AudioLocal {
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public:
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explicit AudioPlaybackLocal(int hwId);
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virtual ~AudioPlaybackLocal();
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protected:
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bool doPrepare(AudioHardware::SamplingRate, int samplesInOneGo);
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bool doPlaybackOrRecord(android::sp<Buffer>& buffer);
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void doStop();
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void releaseHw();
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private:
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int mHwId;
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struct pcm* mPcmHandle;
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// unit playback samples
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int mSamples;
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// unit playback sizes
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int mSizes;
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};
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#endif // CTSAUDIO_AUDIOPLAYBACKLOCAL_H
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