zz_hh_uu_的博客

16k to 8kffmpeg -i a.wav -acodec pcm_s16le -ac 1 -ar 8000 b.wav

example-01​import wavewav = wave.open(‘A.wave’,"rb") # 单通道，时长约8秒 124800.0/16000 = 7.8num_frame = wav.getnframes() # 124800num_channel=wav.getnchannels() # 1framerate=wav.getframerate() # 16000...