34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
/**
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* @file streams-generator-bin-serial.ino
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* @author Urs Utzinger
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* @brief Reduce samples by binning; which is summing consecutive samples and optionally dividing by the number of samples summed.
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* @copyright GPLv3
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**/
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#include "AudioTools.h"
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AudioInfo info(44100, 2, 16);
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SineWaveGenerator<int16_t> sineWave(16000); // subclass of SoundGenerator with max amplitude of 32000
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GeneratedSoundStream<int16_t> sound(sineWave); // stream generated from sine wave
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Bin binner(64, 2, true, 16); // configure binning with binsize, channels, enable averaging, bits per channel
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ConverterStream<int16_t> binning(sound, binner); // pipe the sound to the binner
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CsvOutput<int16_t> out(Serial); // serial output
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StreamCopy copier(out, binning); // stream the binner output to serial port
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// Arduino Setup
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void setup(void) {
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// Open Serial
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Serial.begin(115200);
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
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// Define CSV Output
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out.begin(info);
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// Setup sine wave
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sineWave.begin(info, N_B4);
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}
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// Arduino loop - copy sound to out with conversion
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void loop() {
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copier.copy();
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} |