The simplest approach to use PaddleSpeech models.
paddlespeech help
paddlespeech cls --input input.wav
paddlespeech asr --lang zh --input input_16k.wav
paddlespeech st --input input_16k.wav
paddlespeech tts --input "你好,欢迎使用百度飞桨深度学习框架!" --output output.wav