static void Main(string[] args)
{
string dirPath = FileHelper.GetAbsolutePath("/UpLoad/Voice");
if (!Directory.Exists(dirPath))
{
Directory.CreateDirectory(dirPath);
}
string relativePath = string.Format("/UpLoad/Voice/{0}.mp3", $"{Guid.NewGuid().ToString("N")}{DateTime.Now.ToString("yyyyMMddHHmmss")}");
XFPostModel model = new XFPostModel()
{
AppID = "your AppID",
APIKey = "your APIKey",
AueType = AueType.Lame, //若保存此类型，文件后缀名请传mp3,若希望保存wav文件，AueType枚举类型为Raw，后缀名请传wav
FilePath = FileHelper.GetAbsolutePath(relativePath),
TextContext = "测试文本转语音"
};
var result = XFSpeechHelper.Post(model);
Console.WriteLine(result.Message);
Console.ReadKey();
}
public static SpeechResult Post(XFPostModel model)
{
SpeechResult result = new SpeechResult();
String url = "http://api.xfyun.cn/v1/service/v1/tts";
String bodys;
//aue = raw, 音频文件保存类型为 wav
//aue = lame, 音频文件保存类型为 mp3
//获取文件拓展名
var extension = Path.GetExtension(model.FilePath);
string AUE = string.Empty;
switch (model.AueType)
{
case AueType.Raw:
if (extension!=".wav")
{
result.ResultCode = ResultCode.ParameterError;
result.Message = AueType.Raw.GetDescription();
return result;
}
AUE = "raw";
break;
case AueType.Lame:
AUE = "lame";
if (extension != ".mp3")
{
result.ResultCode = ResultCode.ParameterError;
result.Message = AueType.Lame.GetDescription();
return result;
}
break;
default:
break;
}
string param = "{\"aue\":\"" + AUE + "\",\"auf\":\"audio/L16;rate=16000\",\"voice_name\":\"xiaoyan\",\"engine_type\":\"intp65\"}";
//对要合成语音的文字先用utf-8然后进行URL加密
//原文本长度
var contextLength = model.TextContext.Length;
byte[] textData = Encoding.UTF8.GetBytes(model.TextContext);
var Contexts = HttpUtility.UrlEncode(textData);
var encodeLength = Contexts.Length;
var avg = encodeLength / (double)contextLength;//平均数
var splitNum = 1000 / avg;//取字符串截取长度
var val = model.TextContext.Length / splitNum;
List<string> lst = new List<string>();
var num = Math.Ceiling(decimal.Parse(val.ToString()));
for (int i = 0; i < num; i++)
{
var file = Path.GetFileNameWithoutExtension(model.FilePath);
var tempfileName = model.FilePath.Replace(file, $"{file}_{i.ToString()}");
lst.Add(tempfileName);
var body = FileHelper.GetMyStr(i, model.TextContext, (int)splitNum);//截取后的内容
byte[] textDatas = Encoding.UTF8.GetBytes(body);//对要合成语音的文字先用utf-8然后进行URL加密
var encodeContext = HttpUtility.UrlEncode(textDatas);
bodys = string.Format("text={0}", encodeContext);
//获取十位的时间戳
TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
string curTime = Convert.ToInt64(ts.TotalSeconds).ToString();
//对参数先utf-8然后用base64编码
byte[] paramData = Encoding.UTF8.GetBytes(param);
string paraBase64 = Convert.ToBase64String(paramData);
//形成签名
string checkSum = FileHelper.Md5(model.APIKey + curTime + paraBase64);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request = (HttpWebRequest)WebRequest.Create(url);
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.Headers.Add("X-Param", paraBase64);
request.Headers.Add("X-CurTime", curTime);
request.Headers.Add("X-Appid", model.AppID);
request.Headers.Add("X-CheckSum", checkSum);
Stream requestStream = request.GetRequestStream();
StreamWriter streamWriter = new StreamWriter(requestStream, Encoding.GetEncoding("gb2312"));
streamWriter.Write(bodys);
streamWriter.Close();
String htmlStr = string.Empty;
HttpWebResponse response = request.GetResponse() as HttpWebResponse;
Stream responseStream = response.GetResponseStream();
using (StreamReader reader = new StreamReader(responseStream, Encoding.GetEncoding("UTF-8")))
{
string header_type = response.Headers["Content-Type"];
if (header_type == "audio/mpeg")
{
Stream st = response.GetResponseStream();
MemoryStream memoryStream = FileHelper.StreamToMemoryStream(st);
File.Create(tempfileName).Dispose();
File.WriteAllBytes(tempfileName, FileHelper.StreamTobyte(memoryStream));
result.ResultCode = 0;
result.Message = "语音合成成功";
}
else
{
htmlStr = reader.ReadToEnd();
var resultBody = JsonConvert.DeserializeObject<Body>(htmlStr);
result.ResultCode = resultBody.code;
result.Message = resultBody.code.GetDescription();
return result;
}
}
responseStream.Close();
}
FileHelper.Mp3Combine(model.FilePath, lst);
FileHelper.DeleteFile(lst);
return result;
}