Quickstart¶
Open a file and play it¶
from waves import Sound
sound = Sound.from_file("stereo.wav")
sound.play()
Open a file and see their waveform¶
from waves import Sound
sound = Sound.from_file("stereo.wav")
sound.plot()
Viewing and playing together¶
from waves import Sound
sound = Sound.from_file("stereo.wav")
sound.play(wait=False)
sound.plot()
Save file¶
from waves import Sound
sound = Sound.from_file("stereo.wav")
sound.save("stereo-copy.wav")
Generate stereo sine wave¶
import numpy as np
from waves import Sound
duration, fps, frequencies, volume = (3, 44100, (110, 440), 0.5)
amplitude = np.iinfo(np.int16).max * volume
def time_to_frame(t):
return [
(np.sin(frequencies[0] * 2 * np.pi * t) * amplitude).astype(np.int16),
(np.sin(frequencies[1] * 2 * np.pi * t) * amplitude).astype(np.int16),
]
sound = Sound.from_datatimes(time_to_frame, fps=fps).with_duration(duration)
sound.play()