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This commit is contained in:
David Gwilliam
2026-02-12 21:00:02 -08:00
parent 77f8236347
commit 8bdbf227ca
1141 changed files with 1010880 additions and 2 deletions
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28
libraries/audio-tools/examples/tests/effects/delay-in/delay-in.ino Normal file
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#include "AudioTools.h"
int hz = 200;
AudioInfo info(44100, 1, 16);
SineWaveGenerator<int16_t> sine;
GeneratedSoundStream<int16_t> gen(sine);
AudioEffectStream effects(gen); // apply effects to input: reading from gen
CsvOutput<int16_t> out(Serial);
StreamCopy copier(out, effects);
Delay dly(998, 0.5, 1.0, info.sample_rate);
void setup() {
Serial.begin(115200);
// setup effects
effects.addEffect(dly);
// Setup audio objects
out.begin(info);
sine.begin(info, hz);
gen.begin(info);
effects.begin(info);
}
// copy the data
void loop() {
copier.copy();
}

27
libraries/audio-tools/examples/tests/effects/delay-out/delay-out.ino Normal file
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#include "AudioTools.h"
AudioInfo info(44100, 1, 16);
int hz = 200;
SineWaveGenerator<int16_t> sine;
GeneratedSoundStream<int16_t> gen(sine);
CsvOutput<int16_t> csv(Serial);
AudioEffectStream effects(csv); // apply effects to output: writing to effects
StreamCopy copier(effects, gen);
Delay dly(998, 0.5, 1.0,info.sample_rate);
void setup() {
Serial.begin(115200);
// setup effects
effects.addEffect(dly);
// Setup audio objects
csv.begin(info);
sine.begin(info, hz);
gen.begin(info);
effects.begin(info);
}
// copy the data
void loop() {
copier.copy();
}

38
libraries/audio-tools/examples/tests/effects/pitch-shift-180/pitch-shift-180.ino Normal file
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#include "AudioTools.h"
int pitch_buffer_size = 256;
float pitch_shift = 1.5;
AudioInfo info(44100, 1, 16);
SineWaveGenerator<int16_t> sineWave(32000); // subclass of SoundGenerator with max amplitude of 32000
GeneratedSoundStream<int16_t> sound(sineWave); // Stream generated from sine wave
CsvOutput<int16_t> out(Serial);
//PitchShiftOutput<int16_t, VariableSpeedRingBufferSimple<int16_t>> pitchShift(out);
PitchShiftOutput<int16_t, VariableSpeedRingBuffer180<int16_t>> pitchShift(out);
//PitchShiftOutput<int16_t, VariableSpeedRingBuffer<int16_t>> pitchShift(out);
StreamCopy copier(pitchShift, sound); // copies sound to out
// Arduino Setup
void setup(void) {
// Open Serial
Serial.begin(115200);
AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
// Define CSV Output
out.begin(info);
auto pcfg = pitchShift.defaultConfig();
pcfg.copyFrom(info);
pcfg.pitch_shift = pitch_shift;
pcfg.buffer_size = pitch_buffer_size;
pitchShift.begin(pcfg);
// Setup sine wave
sineWave.begin(info, N_B4);
Serial.println("started...");
}
// Arduino loop - copy sound to out
void loop() {
copier.copy();
}

38
libraries/audio-tools/examples/tests/effects/pitch-shift-simple/pitch-shift-simple.ino Normal file
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#include "AudioTools.h"
int pitch_buffer_size = 256;
float pitch_shift = 1.5;
AudioInfo info(44100, 1, 16);
SineWaveGenerator<int16_t> sineWave(32000); // subclass of SoundGenerator with max amplitude of 32000
GeneratedSoundStream<int16_t> sound(sineWave); // Stream generated from sine wave
CsvOutput<int16_t> out(Serial);
PitchShiftOutput<int16_t, VariableSpeedRingBufferSimple<int16_t>> pitchShift(out);
//PitchShiftOutput<int16_t, VariableSpeedRingBuffer180<int16_t>> pitchShift(out);
//PitchShiftOutput<int16_t, VariableSpeedRingBuffer<int16_t>> pitchShift(out);
StreamCopy copier(pitchShift, sound); // copies sound to out
// Arduino Setup
void setup(void) {
// Open Serial
Serial.begin(115200);
AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
// Define CSV Output
out.begin(info);
auto pcfg = pitchShift.defaultConfig();
pcfg.copyFrom(info);
pcfg.pitch_shift = pitch_shift;
pcfg.buffer_size = pitch_buffer_size;
pitchShift.begin(pcfg);
// Setup sine wave
sineWave.begin(info, N_B4);
Serial.println("started...");
}
// Arduino loop - copy sound to out
void loop() {
copier.copy();
}

38
libraries/audio-tools/examples/tests/effects/pitch-shift/pitch-shift.ino Normal file
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#include "AudioTools.h"
int pitch_buffer_size = 256;
float pitch_shift = 1.5;
AudioInfo info(44100, 1, 16);
SineWaveGenerator<int16_t> sineWave(32000); // subclass of SoundGenerator with max amplitude of 32000
GeneratedSoundStream<int16_t> sound(sineWave); // Stream generated from sine wave
CsvOutput<int16_t> out(Serial);
//PitchShiftOutput<int16_t, VariableSpeedRingBufferSimple<int16_t>> pitchShift(out);
//PitchShiftOutput<int16_t, VariableSpeedRingBuffer180<int16_t>> pitchShift(out);
PitchShiftOutput<int16_t, VariableSpeedRingBuffer<int16_t>> pitchShift(out);
StreamCopy copier(pitchShift, sound); // copies sound to out
// Arduino Setup
void setup(void) {
// Open Serial
Serial.begin(115200);
AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Warning);
// Define CSV Output
out.begin(info);
auto pcfg = pitchShift.defaultConfig();
pcfg.copyFrom(info);
pcfg.pitch_shift = pitch_shift;
pcfg.buffer_size = pitch_buffer_size;
pitchShift.begin(pcfg);
// Setup sine wave
sineWave.begin(info, N_B4);
Serial.println("started...");
}
// Arduino loop - copy sound to out
void loop() {
copier.copy();
}