Python中播放和录制声音的方法

$ pip install playsound

from playsound import playsound
playsound('myfile.wav')

$ pip install simpleaudio

mport simpleaudio as sa

filename = 'myfile.wav'
wave_obj = sa.WaveObject.from_wave_file(filename)
play_obj = wave_obj.play()
play_obj.wait_done() # Wait until sound has finished playing

import winsound

filename = 'myfile.wav'
winsound.PlaySound(filename, winsound.SND_FILENAME)

$ pip install sounddevice

import sounddevice as sd
import soundfile as sf

filename = 'myfile.wav'
# Extract data and sampling rate from file
data, fs = sf.read(filename, dtype='float32') 
sd.play(data, fs)
status = sd.wait() # Wait until file is done playing

$ pip install pydub

from pydub import AudioSegment
from pydub.playback import play

sound = AudioSegment.from_wav('myfile.wav')
play(sound)

$ pip install ffmpeg-python

from pydub import AudioSegment
from pydub.playback import play

sound = AudioSegment.from_mp3('myfile.mp3')
play(sound)

$ pip install pyaudio

import pyaudio
import wave

filename = 'myfile.wav'


chunk = 1024  
wf = wave.open(filename, 'rb')
p = pyaudio.PyAudio()
stream = p.open(format = p.get_format_from_width(wf.getsampwidth()),
        channels = wf.getnchannels(),
        rate = wf.getframerate(),
        output = True)

data = wf.readframes(chunk)

while data != '':
  stream.write(data)
  data = wf.readframes(chunk)

stream.close()
p.terminate()

import sounddevice as sd
from scipy.io.wavfile import write

fs = 44100 # Sample rate
seconds = 3 # Duration of recording

myrecording = sd.rec(int(seconds * fs), samplerate=fs, channels=2)
sd.wait() # Wait until recording is finished
write('output.wav', fs, myrecording) # Save as WAV file 

import pyaudio
import wave

chunk = 1024 # Record in chunks of 1024 samples
sample_format = pyaudio.paInt16 # 16 bits per sample
channels = 2
fs = 44100 # Record at 44100 samples per second
seconds = 3
filename = "output.wav"

p = pyaudio.PyAudio() # Create an interface to PortAudio

print('Recording')

stream = p.open(format=sample_format,
        channels=channels,
        rate=fs,
        frames_per_buffer=chunk,
        input=True)

frames = [] # Initialize array to store frames

# Store data in chunks for 3 seconds
for i in range(0, int(fs / chunk * seconds)):
  data = stream.read(chunk)
  frames.append(data)

# Stop and close the stream 
stream.stop_stream()
stream.close()
# Terminate the PortAudio interface
p.terminate()

print('Finished recording')

# Save the recorded data as a WAV file
wf = wave.open(filename, 'wb')
wf.setnchannels(channels)
wf.setsampwidth(p.get_sample_size(sample_format))
wf.setframerate(fs)
wf.writeframes(b''.join(frames))
wf.close()

from pydub import AudioSegment
sound = AudioSegment.from_wav('myfile.wav')
sound.export('myfile.mp3', format='mp3')

from pydub import AudioSegment
sound = AudioSegment.from_wav('myfile.wav')
sound.export('myfile.mp3', format='mp3')