54 lines
1.6 KiB
C++
Executable File
54 lines
1.6 KiB
C++
Executable File
/*
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AudioGenerator
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Base class of an audio output generator
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Copyright (C) 2017 Earle F. Philhower, III
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _AUDIOGENERATOR_H
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#define _AUDIOGENERATOR_H
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#include <Arduino.h>
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#include "AudioStatus.h"
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#include "AudioFileSource.h"
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#include "AudioOutput.h"
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class AudioGenerator
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{
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public:
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AudioGenerator() { lastSample[0] = 0; lastSample[1] = 0; };
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virtual ~AudioGenerator() {};
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virtual bool begin(AudioFileSource *source, AudioOutput *output) { (void)source; (void)output; return false; };
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virtual bool loop() { return false; };
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virtual bool stop() { return false; };
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virtual bool isRunning() { return false;};
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public:
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virtual bool RegisterMetadataCB(AudioStatus::metadataCBFn fn, void *data) { return cb.RegisterMetadataCB(fn, data); }
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virtual bool RegisterStatusCB(AudioStatus::statusCBFn fn, void *data) { return cb.RegisterStatusCB(fn, data); }
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protected:
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bool running;
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AudioFileSource *file;
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AudioOutput *output;
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int16_t lastSample[2];
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protected:
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AudioStatus cb;
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};
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#endif
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