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muziekdoos/FW/leo_muziekdoos_sam51/lib/ESP8266Audio/src/AudioOutputBuffer.h
2021-08-27 16:42:43 +02:00

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/*
AudioOutputBuffer
Adds additional bufferspace to the output chain
Copyright (C) 2017 Earle F. Philhower, III
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _AUDIOOUTPUTBUFFER_H
#define _AUDIOOUTPUTBUFFER_H
#include "AudioOutput.h"
class AudioOutputBuffer : public AudioOutput
{
public:
AudioOutputBuffer(int bufferSizeSamples, AudioOutput *dest);
virtual ~AudioOutputBuffer() override;
virtual bool SetRate(int hz) override;
virtual bool SetBitsPerSample(int bits) override;
virtual bool SetChannels(int channels) override;
virtual bool begin() override;
virtual bool ConsumeSample(int16_t sample[2]) override;
virtual bool stop() override;
protected:
AudioOutput *sink;
int buffSize;
int16_t *leftSample;
int16_t *rightSample;
int writePtr;
int readPtr;
bool filled;
};
#endif