/// <summary>
/// 结束合成会话
/// </summary>
/// <param name="sessionID">会话id</param>
/// <param name="hints">结束会话的原因</param>
/// <returns></returns>
public bool TTSSessionEnd(string sessionId, string hints)
{
var code = TTS_DLL.QTTSSessionEnd(sessionId, null);
if (code == 0)
{
return(true);
}
return(false);
}
/// <summary>
/// 写入要合成的文本
/// </summary>
/// <param name="sessionId">会话id</param>
/// <param name="txt">要合成的文本</param>
/// <param name="txtLen">文本的字节长度,最大支持8192个字节（不含’\0’）</param>
/// <param name="param">目前为空</param>
/// <returns></returns>
public bool TTSTextPut(string sessionId, string txt, uint txtLen, string param)
{
var code = TTS_DLL.QTTSTextPut(sessionId, txt, txtLen, null);
if (code == 0)
{
return(true);
}
return(false);
}
/// <summary>
/// 开始一次语音合成，分配语音合成资源。
/// </summary>
/// <param name="param"></param>
/// <param name="eCode"></param>
/// <returns>sessionId</returns>
public string TTSSessionBegin(TTSSessionBegin_Param param, ref int eCode)
{
try
{
var paramJson = SerializeHelper.SerializeObjectToJson(param);
var paramStr = paramJson.Replace(':', '=').Replace('"', ' ').Replace('{', ' ').Replace('}', ' ').Trim();
var intptr = TTS_DLL.QTTSSessionBegin(paramStr, ref eCode);
string sessioiId = ConvertHelper.IntPtrToString(intptr);
return(sessioiId);
}
catch (Exception ex)
{
return(null);
}
}
/// <summary>
/// 获取合成的音频
/// </summary>
/// <param name="sessionID">会话id</param>
/// <param name="audioLen">合成的音频字节长度</param>
/// <param name="synthStatus">合成音频状态，可能的值如下：1：音频还没取完，还有后继的音频；2：音频已经取完</param>
/// <param name="errorCode">返回的错误码</param>
/// <returns></returns>
public byte[] TTSAudioGet(string sessionID, ref uint audioLen, ref int synthStatus, ref int errorCode)
{
byte[] result = null;
var head = TTSRealize.GetInitialize().GetWavHead(); //音频头
try
{
do
{
var intPtr = TTS_DLL.QTTSAudioGet(sessionID, ref audioLen, ref synthStatus, ref errorCode);
if (errorCode != 0)
{
break; //错误时，跳出循环
}
if (intPtr != null && intPtr != IntPtr.Zero)
{
head.DATA_Size += (int)audioLen;
var source = ConvertHelper.IntPtrToBytes(intPtr, (int)audioLen);
if (result == null)
{
result = new byte[audioLen];
source.CopyTo(result, 0);
}
else
{
var tempBytes = result;
result = new byte[tempBytes.Length + audioLen];
tempBytes.CopyTo(result, 0);
source.CopyTo(result, tempBytes.Length);
}
}
Thread.Sleep(TimeSpan.FromSeconds(0.5));
}while (synthStatus != 2);
head.File_Size += head.DATA_Size + (Marshal.SizeOf(head) - 8);
if (result != null)
{
var tempBytes = result;
byte[] headBytes = ConvertHelper.StructToBytes(head);
result = new byte[headBytes.Length + tempBytes.Length];
headBytes.CopyTo(result, 0);
tempBytes.CopyTo(result, headBytes.Length);
}
}
catch (Exception ex)
{
}
return(result);
}