lambda-api/sound.py at main · lwrychan/lambda-api · GitHub

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import time

import numpy as np
import pyttsx3
import sounddevice as sd
import subprocess

class Sound:
    def __init__(self):
        pass

    def beep(self, frequency: float, duration: float, volume: float = 0.5):
        sample_rate = 44100

        time_points = np.linspace(0, duration, int(sample_rate * duration), endpoint=False)

        wave = volume * np.sin(2 * np.pi * frequency * time_points)

        sd.play(wave)
        sd.wait()

    def say(self, text: str, use_mac_system=True):
        if not use_mac_system:
            engine = pyttsx3.init()
            voices = engine.getProperty("voices")

            engine.setProperty("voice", voices[22].id)
            engine.say(text)
            engine.runAndWait()
        else:
            subprocess.run(['say', text])


    def play_error_sound(self):
        self.beep(440, 0.15)
        self.beep(535.25, 0.15)
        self.beep(622.25, 0.15)

    def play_setup_sound(self):
        self.beep(440, 0.2)
        self.beep(554.37, 0.2)
        self.beep(659.25, 0.2)

    def play_disconnect_sound(self):
        self.beep(659.25, 0.2)
        self.beep(554.37, 0.2)
        self.beep(440, 0.2)

    def play_connecting_progress_sound(self):
        self.beep(329.63, 0.1)
        self.beep(329.63, 0.1)
        self.beep(329.63, 0.1)

    def play_connected_sound(self):
        self.beep(261.33, 0.1)
        self.beep(522.66, 0.1)

    def play_ping_sound(self):
        self.beep(880, 0.1)

    def play_ping2_sound(self):
        self.beep(493.88, 0.1)

    def play_generic_task_sound(self):
        self.beep(261.33, 0.1)


if __name__ == "__main__":
    snd = Sound()

    # snd.play_setup_sound()
    # snd.play_error_sound()
    #
    # for i in range(2):
    #     snd.play_ping_sound()
    #     snd.play_generic_task_sound()
    #
    # snd.play_connecting_progress_sound()
    snd.say("Connecting...")
    snd.say("Setting homing mask...")