Python实现基于百度语音识别与青云客接口的智能聊天机器人

import time
import wave
from pyaudio import PyAudio, paInt16
framerate = 16000  # 采样率
num_samples = 2000  # 采样点
channels = 1  # 声道
sampwidth = 2  # 采样宽度2bytes
FILEPATH = '../voices/myvoices.wav'      #该文件目录要存在
#用于接收用户的语音输入, 并生成wav音频文件(wav、pcm、mp3的区别可详情百度)
class Speak():
    #将音频数据保存到wav文件之中
    def save_wave_file(self, filepath, data):
        wf = wave.open(filepath, 'wb')
        wf.setnchannels(channels)
        wf.setsampwidth(sampwidth)
        wf.setframerate(framerate)
        wf.writeframes(b''.join(data))
        wf.close()
    # 进行语音录制工作
    def my_record(self):
        pa = PyAudio()
        # 打开一个新的音频stream
        stream = pa.open(format=paInt16, channels=channels,
                         rate=framerate, input=True, frames_per_buffer=num_samples)
        my_buf = []  # 存放录音数据
        t = time.time()
        print('正在讲话...')
       while time.time() < t + 5:  # 设置录音时间（秒）
            # 循环read，每次read 2000frames
            string_audio_data = stream.read(num_samples)
            my_buf.append(string_audio_data)
        print('讲话结束')
        self.save_wave_file(FILEPATH, my_buf)    #保存下录音数据
        stream.close()

from aip import AipSpeech
""" 你的 APPID AK SK """
APP_ID = '25990397'
API_KEY = 'iS91n0uEOujkMIlsOTLxiVOc'
SECRET_KEY = ''              #此处填写自己的密钥
"""调用接口, 调用BaiDu AI 接口进行录音、语音识别"""
client = AipSpeech(APP_ID, API_KEY, SECRET_KEY)
class ReadWav():
    # 读取文件
    def get_file_content(self, filePath):
        with open(filePath, 'rb') as fp:
            return fp.read()
    def predict(self):
        # 调用百度AI的接口, 识别本地文件
         return client.asr(self.get_file_content('../voices/myvoices.wav'), 'wav', 16000, {
            'dev_pid': 1537,
        })
readWav = ReadWav()          #实例化方法
print(readWav.predict())      #调用识别方法, 并输出

def talkWithRobot(msg):
    url = 'http://api.qingyunke.com/api.php?key=free&appid=0&msg={}'.format(urllib.parse.quote(msg))
    html = requests.get(url)
    return html.json()["content"]
print(talkWithRobot("你好呀!"))

import pyttsx3
class RobotSay():
    def __init__(self):
        # 初始化语音
        self.engine = pyttsx3.init()  # 初始化语音库

        # 设置语速
        self.rate = self.engine.getProperty('rate')
        self.engine.setProperty('rate', self.rate - 50)
    def say(self, msg):
        # 输出语音
        self.engine.say(msg)  # 合成语音
        self.engine.runAndWait()
robotSay = RobotSay()
robotSay.say("你好呀")          #会讲出    ~你好呀(女声)
复制代码

def talkWithRobot(msg):
    url = 'http://api.qingyunke.com/api.php?key=free&appid=0&msg={}'.format(urllib.parse.quote(msg))
    html = requests.get(url)
    return html.json()["content"]
robotSay = RobotSay()
speak = Speak()
readTalk = ReadWav()
while True:
    speak.my_record()                               #录音
    text = readTalk.predict()['result'][0]          #调用百度AI接口, 将录音转化为文本信息
    print("本人说:", text)                           #输出文本信息
    response_dialogue = talkWithRobot(text)         #调用青云客机器人回答文本信息并返回
    print("青云客说:", response_dialogue)             #输出回答文本信息
    robotSay.say(response_dialogue)                 #播放回答信息