利用Python打造一个语音合成系统

pip install websocket-client
pip install playsound

class play:
 def __init__(self): #初始化函数
 def play_sound(self):#播放音频函数
 def select_vcn(self,*arg):#选择下拉框设置发音人
 def xfyun_tts(self):#进行语音合成

def __init__(self):
 self.APP_ID = 'xxx' #请填上自己的appid
 self.API_KEY = 'xxx'#请填上自己的appkey
 self.SECRET_KEY = 'xxx' #请填上自己的appsecret
 self.root=tk.Tk() #初始化窗口
 self.root.title("语音合成系统") #窗口名称
 self.root.geometry("600x550") #设置窗口大小
 self.root.resizable(0,0)
 #self.root.resizable(width=True,height=True)#设置窗口是否可变,宽不可变,高可变,默认为True
 self.lb=tk.Label(self.root,text='请选择语音发音人')#标签
 self.tt=tk.Text(self.root,width=77,height=30) #多行文本框
 self.cb=ttk.Combobox(self.root, width=12)#下拉列表框
#设置下拉列表框的内容
 self.cb['values']=("甜美女声-小燕","亲切男声-许久","知性女声-小萍", "可爱童声-许小宝","亲切女声-小婧")
 self.cb.current(0)#将当前选择状态置为0,也就是第一项
 self.cb.bind("<>", self.select_vcn)
 self.tk_tts_file=tk.Label(self.root,text='生成文件名')
 self.b1=tk.Button(self.root, text='进行语音合成', width=10,height=1,command=self.xfyun_tts) #按钮
 self.tk_play=tk.Button(self.root, text='播放', width=10,height=1,command=self.play_sound) #按钮
 #各个组件的位置
 self.tk_tts_file.place(x=30,y=500)
 self.b1.place(x=300,y=500)
 self.tk_play.place(x=400,y=500)
 self.lb.place(x=30,y=30)
 self.cb.place(x=154,y=30)
 self.tt.place(x=30,y=60)
 self.root.mainloop()

def select_vcn(self,*arg):
 if self.cb.get()=='甜美女声-小燕':
 self.vcn="xiaoyan"
 elif self.cb.get()=='亲切男声-许久':
 self.vcn="aisjiuxu"
 elif self.cb.get()=='知性女声-小萍':
 self.vcn="aisxping"
 elif self.cb.get()=='可爱童声-许小宝':
 self.vcn="aisbabyxu"
 elif self.cb.get()=='亲切女声-小婧':
 self.vcn="aisjinger"
 print(self.vcn)

# -*- coding:utf-8 -*-
#
# author: iflytek
#
#本demo测试时运行的环境为：Windows + Python3.7
#本demo测试成功运行时所安装的第三方库及其版本如下：
# cffi==1.12.3
# gevent==1.4.0
# greenlet==0.4.15
# pycparser==2.19
# six==1.12.0
# websocket==0.2.1
# websocket-client==0.56.0
# 合成小语种需要传输小语种文本、使用小语种发音人vcn、tte=unicode以及修改文本编码方式
#错误码链接：https://www.xfyun.cn/document/error-code （code返回错误码时必看）
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
import websocket
import datetime
import hashlib
import base64
import hmac
import json
from urllib.parse import urlencode
import time
import ssl
from wsgiref.handlers import format_date_time
from datetime import datetime
from time import mktime
import _thread as thread
import os
import wave
STATUS_FIRST_FRAME = 0# 第一帧的标识
STATUS_CONTINUE_FRAME = 1# 中间帧标识
STATUS_LAST_FRAME = 2# 最后一帧的标识
PCM_PATH = "./demo.pcm"
class Ws_Param(object):
 # 初始化
 def __init__(self):
 pass
 def set_tts_params(self, text, vcn):
 if text != "":
 self.Text = text
 if vcn != "":
 self.vcn = vcn
 # 业务参数(business)，更多个性化参数可在官网查看
 self.BusinessArgs = {"bgs":1,"aue": "raw", "auf": "audio/L16;rate=16000", "vcn": self.vcn, "tte": "utf8"}
 #使用小语种须使用以下方式，此处的unicode指的是 utf16小端的编码方式，即"UTF-16LE"”
 #self.Data = {"status": 2, "text": str(base64.b64encode(self.Text.encode('utf-16')), "UTF8")}
 self.Data = {"status": 2, "text": str(base64.b64encode(self.Text.encode('utf-8')), "UTF8")}
 def set_params(self, appid, apiSecret, apiKey):
 if appid != "":
 self.APPID = appid
 # 公共参数(common)
 self.CommonArgs = {"app_id": self.APPID}

 if apiKey != "":
 self.APIKey = apiKey

 if apiSecret != "":
 self.APISecret = apiSecret
 # 生成url
 def create_url(self):
 url = 'wss://tts-api.xfyun.cn/v2/tts'
 # 生成RFC1123格式的时间戳
 now = datetime.now()
 date = format_date_time(mktime(now.timetuple()))
 # 拼接字符串
 signature_origin = "host: " + "ws-api.xfyun.cn" + "n"
 signature_origin += "date: " + date + "n"
 signature_origin += "GET " + "/v2/tts " + "HTTP/1.1"
 # 进行hmac-sha256进行加密
 signature_sha = hmac.new(self.APISecret.encode('utf-8'), signature_origin.encode('utf-8'),
digestmod=hashlib.sha256).digest()
 signature_sha = base64.b64encode(signature_sha).decode(encoding='utf-8')
 authorization_origin = "api_key="%s", algorithm="%s", headers="%s", signature="%s"" % (
 self.APIKey, "hmac-sha256", "host date request-line", signature_sha)
 authorization = base64.b64encode(authorization_origin.encode('utf-8')).decode(encoding='utf-8')
 # 将请求的鉴权参数组合为字典
 v = {
 "authorization": authorization,
 "date": date,
 "host": "ws-api.xfyun.cn"
 }

 url = url + '?' + urlencode(v)

 return url
def on_message(ws, message):
 try:
 #print(message)
 try:
 message =json.loads(message)
 except Exception as e:
 print("111",e)
 code = message["code"]
 sid = message["sid"]
 audio = message["data"]["audio"]
 audio = base64.b64decode(audio)
 status = message["data"]["status"]
 print(code, sid, status)
 if status == 2:
 print("ws is closed")
 ws.close()
 if code != 0:
 errMsg = message["message"]
 print("sid:%s call error:%s code is:%s" % (sid, errMsg, code))
 else:
 with open(PCM_PATH, 'ab') as f:
 f.write(audio)
 except Exception as e:
 print("receive msg,but parse exception:", e)
# 收到websocket错误的处理
def on_error(ws, error):
 print("### error:", error)
# 收到websocket关闭的处理
def on_close(ws):
 print("### closed ###")
# 收到websocket连接建立的处理
def on_open(ws):
 def run(*args):
 d = {"common": wsParam.CommonArgs,
"business": wsParam.BusinessArgs,
"data": wsParam.Data,
}
 d = json.dumps(d)
 print("------>开始发送文本数据")
 ws.send(d)
 if os.path.exists(PCM_PATH):
 os.remove(PCM_PATH)
 thread.start_new_thread(run, ())
def text2pcm(appid, apiSecret, apiKey, text, vcn, fname):
 wsParam.set_params(appid, apiSecret, apiKey)
 wsParam.set_tts_params(text, vcn)
 websocket.enableTrace(False)
 wsUrl = wsParam.create_url()
 ws = websocket.WebSocketApp(wsUrl, on_message=on_message, on_error=on_error, on_close=on_close)
 ws.on_open = on_open
 ws.run_forever(sslopt={"cert_reqs": ssl.CERT_NONE})
 pcm2wav(PCM_PATH, fname)
def pcm2wav(fname, dstname):
 with open(fname, 'rb') as pcmfile:
 pcmdata = pcmfile.read()
 print(len(pcmdata))
 with wave.open(dstname, "wb") as wavfile:
 wavfile.setparams((1, 2, 16000, 0, 'NONE', 'NONE'))
 wavfile.writeframes(pcmdata)
wsParam = Ws_Param()