sound.set_frame_rate（）进行转换，不应引起任何“花栗鼠效果”，但是您可以做的是更改帧速率（不进行转换），然后将音频从那里转换回正常的帧速率（例如44.1）
kHz，“ CD质量”）
from pydub import AudioSegmentsound = AudioSegment.from_file(…)def speed_change(sound, speed=1.0): # Manually override the frame_rate. This tells the computer how many # samples to play per second sound_with_altered_frame_rate = sound._spawn(sound.raw_data, overrides={ "frame_rate": int(sound.frame_rate * speed) }) # convert the sound with altered frame rate to a standard frame rate # so that regular playback programs will work right. They often only # know how to play audio at standard frame rate (like 44.1k) return sound_with_altered_frame_rate.set_frame_rate(sound.frame_rate)slow_sound = speed_change(sound, 0.75)fast_sound = speed_change(sound, 2.0)
