百度语音合成tty

    xiaoxiao2022-07-07  192

    # coding=utf-8 import sys import json #判断python版本 从而加载库 IS_PY3 = sys.version_info.major == 3 if IS_PY3: from urllib.request import urlopen from urllib.request import Request from urllib.error import URLError from urllib.parse import urlencode from urllib.parse import quote_plus else: import urllib2 from urllib import quote_plus from urllib2 import urlopen from urllib2 import Request from urllib2 import URLError from urllib import urlencode #百度API的接口 API_KEY = '4E1BG9lTnlSeIf1NQFlrSq6h' SECRET_KEY = '544ca4657ba8002e3dea3ac2f5fdd241' #合成的文本 TEXT = "欢迎使用百度语音合成。" # 发音人选择, 0为普通女声,1为普通男生,3为情感合成-度逍遥,4为情感合成-度丫丫,默认为普通女声 PER = 4 # 语速,取值0-15,默认为5中语速 SPD = 5 # 音调,取值0-15,默认为5中语调 PIT = 5 # 音量,取值0-9,默认为5中音量 VOL = 5 # 下载的文件格式, 3:mp3(default) 4: pcm-16k 5: pcm-8k 6. wav AUE = 3 #合成的文件格式 FORMATS = {3: "mp3", 4: "pcm", 5: "pcm", 6: "wav"} FORMAT = FORMATS[AUE] #用户唯一标识,用来区分用户,计算UV值。建议填写能区分用户的机器 MAC 地址或 IMEI 码,长度为60字符以内。 CUID = "123456PYTHON" TTS_URL = 'http://tsn.baidu.com/text2audio' class DemoError(Exception): pass """ TOKEN start """ #百度服务器 TOKEN_URL = 'http://openapi.baidu.com/oauth/2.0/token' SCOPE = 'audio_tts_post' # 有此scope表示有tts能力,没有请在网页里勾选 #f获取令牌开始 def fetch_token(): print("fetch token begin") #参数收集 params = {'grant_type': 'client_credentials', 'client_id': API_KEY, 'client_secret': SECRET_KEY} #对服务器请求数据进行编码 基于字符编码 post_data = urlencode(params) #判断 如果是python3 进行字符串转码 if (IS_PY3): post_data = post_data.encode('utf-8') #向服务器请求数据 req = Request(TOKEN_URL, post_data) #异常处理 try: f = urlopen(req, timeout=5) result_str = f.read() except URLError as err: print('token http response http code : ' + str(err.code)) result_str = err.read() if (IS_PY3): result_str = result_str.decode() #打印收集的参数 print(result_str) #解析打印收集的参数 result = json.loads(result_str) #打印解析打印收集的参数 print(result) if ('access_token' in result.keys() and 'scope' in result.keys()): #判断是否有秘钥和端口开启 if not SCOPE in result['scope'].split(' '): #端口没有开启或开启错误报错 raise DemoError('scope is not correct') #访问成功 打印令牌信息 过期时间信息 print('SUCCESS WITH TOKEN: %s ; EXPIRES IN SECONDS: %s' % (result['access_token'], result['expires_in'])) return result['access_token'] else: raise DemoError('MAYBE API_KEY or SECRET_KEY not correct: access_token or scope not found in token response') """ TOKEN end """ if __name__ == '__main__': token = fetch_token() #quote_plus()将url数据获取之后,并将其编码,从而适用与URL字符串中,使其能被打印和被web服务器接受 tex = quote_plus(TEXT) # 此处TEXT需要两次urlencode print(tex) params = {'tok': token, 'tex': tex, 'per': PER, 'spd': SPD, 'pit': PIT, 'vol': VOL, 'aue': AUE, 'cuid': CUID, 'lan': 'zh', 'ctp': 1} # lan ctp 固定参数 data = urlencode(params) #转换合成数据 #浏览器测试 +url+数据 print('test on Web Browser' + TTS_URL + '?' + data) #请求数据 req = Request(TTS_URL, data.encode('utf-8')) has_error = False #异常处理 try: #处理接收信息 f = urlopen(req) result_str = f.read() headers = dict((name.lower(), value) for name, value in f.headers.items()) has_error = ('content-type' not in headers.keys() or headers['content-type'].find('audio/') < 0) except URLError as err: print('asr http response http code : ' + str(err.code)) result_str = err.read() has_error = True #保存文件 + 格式 {3: "mp3", 4: "pcm", 5: "pcm", 6: "wav"} save_file = "error.txt" if has_error else 'result.' + FORMAT #写文件 with open(save_file, 'wb') as of: of.write(result_str) if has_error: if (IS_PY3): result_str = str(result_str, 'utf-8') print("tts api error:" + result_str) print("result saved as :" + save_file)

    百度语音-语音识别 API-百度智能云 https://cloud.baidu.com/doc/SPEECH/ASR-API.html#.E6.8E.A5.E5.8F.A3.E8.BF.94.E5.9B.9E.E5.8F.82.E6.95.B0

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