33 lines
869 B
Arduino
33 lines
869 B
Arduino
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#include "AudioTools.h"
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#include "AudioTools/AudioCodecs/CodecWAV.h"
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// sound -copy-> converter -> encoder -> out
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// 8bit wav must be unsigned, so we convert from signed 16bit to unsigned 8bit
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AudioInfo info(8000, 1, 16);
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SineGenerator<int16_t> sineWave(32000);
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GeneratedSoundStream<int16_t> sound(sineWave);
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HexDumpOutput out(Serial);
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WAVEncoder wav;
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EncodedAudioStream encoder(&out, &wav);
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NumberFormatConverterStreamT<int16_t, uint8_t> converter(encoder);
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StreamCopy copier(converter, sound);
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void setup() {
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Serial.begin(115200);
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AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
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// Setup sine wave
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auto cfgs = sineWave.defaultConfig();
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cfgs.copyFrom(info);
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sineWave.begin(info, N_B4);
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converter.begin(info);
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encoder.begin(converter.audioInfoOut());
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out.begin();
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Serial.println("Test started...");
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}
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void loop() { copier.copy(); }
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