一、PocketSphinx ?安裝

1、RedHat/CentOS:

yum install pulseaudio-libs-devel

Ubuntu/Debian:

apt install libpulse-dev

2、git clone --recursive https://github.com/bambocher/pocketsphinx-python

3、cd pocketsphinx-python

4、vim pocketsphinx-python/deps/sphinxbase/src/libsphinxad/ad_openal.c

Change

#include

#include

to

#include

#include

5、python setup.py install

二、SpeechRecognition安裝

pip install SpeechRecognition

三、中文模型安裝

1、下載 cmusphinx-zh-cn-5.2.tar.gz

地址：

https://sourceforge.net/projects/cmusphinx/files/Acoustic%20and%20Language%20Models/Mandarin/

2、解壓后重命名部分文件：

cmusphinx-zh-cn-5.2 -> zh-CN

zh_cn.cd_cont_5000 -> acoustic-model

zh_cn.lm.bin -> language-model.lm.bin

zh_cn.dic -> pronounciation-dictionary.dict

3、拷貝到安裝目錄

cp zh-CN /xxx/python3/lib/python3.7/site-packages/speech_recognition/pocketsphinx-data/

四、測試代碼

# -*- coding:utf-8 -*-

import speech_recognition as sr

def wav2txt(wav_file,language):

r = sr.Recognizer()

audio= ""

with sr.AudioFile(wav_file) as src:

audio= r.record(src)

print(r.recognize_sphinx(audio,language=language))

fp1=r'my16k.wav'

fp2=r'audio-file.flac'

wav2txt(fp1,"zh-CN")

wav2txt(fp2,"en-US")

總結

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