public static void Call(string subscriptionKey, string issueTokenUrl, string endpointUrl, string voiceName, string locale, string script, string outputFile, bool isSSML)
{
const string SsmlPattern = @"<speak version=""1.0"" xmlns=""http://www.w3.org/2001/10/synthesis"" xmlns:mstts=""http://www.w3.org/2001/mstts"" xml:lang=""{0}"">" +
@"<voice name = ""{1}"">{2}</voice>" +
@"</speak>";
string ssml = "";
string token = APIHelper.GetToken(issueTokenUrl, subscriptionKey);
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(endpointUrl);
string ImpressionGUID = Guid.NewGuid().ToString();
webRequest.ContentType = "application/ssml+xml";
webRequest.Headers.Add("X-MICROSOFT-OutputFormat", "riff-16khz-16bit-mono-pcm");
webRequest.Headers["Authorization"] = "Bearer " + token;
webRequest.Headers.Add("X-FD-ClientID", ImpressionGUID);
webRequest.Headers.Add("X-FD-ImpressionGUID", ImpressionGUID);
webRequest.UserAgent = "TTSClient";
webRequest.Method = "POST";
if (isSSML)
{
ssml = script;
}
else
{
ssml = string.Format(CultureInfo.InvariantCulture, SsmlPattern, locale, voiceName, SecurityElement.Escape(script));
}
byte[] btBodyS = Encoding.UTF8.GetBytes(ssml);
webRequest.ContentLength = btBodyS.Length;
webRequest.GetRequestStream().Write(btBodyS, 0, btBodyS.Length);
webRequest.Timeout = 6000000;
using (var response = webRequest.GetResponse() as HttpWebResponse)
{
var sstream = response.GetResponseStream();
using (FileStream fs = new FileStream(outputFile, FileMode.Create, FileAccess.Write))
{
sstream.CopyTo(fs);
}
}
}
