/// <summary>
/// 写入本次识别的音频
/// </summary>
/// <param name="sessionId">由QISRSessionBegin返回的句柄</param>
/// <param name="bytes">音频数据</param>
/// <returns></returns>
public bool ISRAudioWrite(string sessionId, byte[] bytes)
{
Log.LogHelper.GetInstance().Debug("123");
IntPtr intPtr = ConvertHelper.BytesToIntPtr(bytes);
uint dataLen = (uint)bytes.Length; //音频数据长度,单位字节
int aStatus = 2; //告知音频发送是否完成
int eStatus = -1; //端点检测器所处的状态
int rStatus = -1; //识别状态
do
{
var code = ISR_DLL.QISRAudioWrite(sessionId, intPtr, dataLen, aStatus, ref eStatus, ref rStatus);
if (code != 0)
{
break;
}
if (eStatus == 3)
{
break;
}
Thread.Sleep(TimeSpan.FromSeconds(0.16));
}while (true);
return(false);
}
/// <summary>
/// 结束识别会话
/// </summary>
/// <param name="sessionID">会话id</param>
/// <param name="hints">结束会话的原因</param>
/// <returns></returns>
public bool ISRSessionEnd(string sessionId, string hints)
{
var code = ISR_DLL.QISRSessionEnd(sessionId, null);
if (code == 0)
{
return(true);
}
return(false);
}
/// <summary>
/// 获取识别结果
/// </summary>
/// <param name="sessionID">由QISRSessionBegin返回的句柄</param>
/// <returns></returns>
public string ISRGetResult(string sessionID)
{
string resultStr = string.Empty;
int rsltStatus = -1; //识别结果的状态,0 识别成功 1 识别结束，没有识别结果。 2 正在识别中。 5 识别结束。
int waitTime = 0;
int errorCode = -1;
try
{
do
{
string rStr = ISR_DLL.QISRGetResult(sessionID, ref rsltStatus, waitTime, ref errorCode);
if (errorCode != 0)
{
break; //错误时，跳出循环
}
if (rsltStatus != 2)
{
switch (rsltStatus)
{
case 0: //识别成功
resultStr = rStr;
break;
case 1: //识别结束，没有识别结果。
break;
case 5: //识别结束
break;
}
break;
}
Thread.Sleep(TimeSpan.FromSeconds(0.5));
}while (true);
}
catch (Exception ex)
{
}
return(resultStr);
}
