public QueueItem(List <VoiceData> voiceBuffer, string session_begin_params, ref SendDataPipe sendDataPipe)
{
this.VoiceBuffer = voiceBuffer;
this.Session_begin_params = session_begin_params;
this.SendDataPipe = sendDataPipe;
this.CompletionSource = new TaskCompletionSource <bool>();
}
public static Task RunIAT(List <VoiceData> VoiceReady, string session_begin_params, ref SendDataPipe SendDataPipe)
{
IntPtr session_id = IntPtr.Zero;
string rec_result = string.Empty;
string hints = "正常结束";
AudioStatus aud_stat = AudioStatus.ISR_AUDIO_SAMPLE_CONTINUE;
EpStatus ep_stat = EpStatus.ISR_EP_LOOKING_FOR_SPEECH;
RecogStatus rec_stat = RecogStatus.ISR_REC_STATUS_SUCCESS;
int errcode = (int)ErrorCode.MSP_SUCCESS;
session_id = MSCDLL.QISRSessionBegin(null, session_begin_params, ref errcode);
if ((int)ErrorCode.MSP_SUCCESS != errcode)
{
Debug.WriteLine("\nQISRSessionBegin failed! error code:{0}\n", errcode);
//return;
}
for (int i = 0; i < VoiceReady.Count(); i++)
{
aud_stat = AudioStatus.ISR_AUDIO_SAMPLE_CONTINUE;
if (i == 0)
{
aud_stat = AudioStatus.ISR_AUDIO_SAMPLE_FIRST;
}
errcode = MSCDLL.QISRAudioWrite(PtrToStr(session_id), VoiceReady[i].data, (uint)VoiceReady[i].data.Length, aud_stat, ref ep_stat, ref rec_stat);
if ((int)ErrorCode.MSP_SUCCESS != errcode)
{
MSCDLL.QISRSessionEnd(PtrToStr(session_id), null);
}
}
errcode = MSCDLL.QISRAudioWrite(PtrToStr(session_id), null, 0, AudioStatus.ISR_AUDIO_SAMPLE_LAST, ref ep_stat, ref rec_stat);
if ((int)ErrorCode.MSP_SUCCESS != errcode)
{
Debug.WriteLine("\nQISRAudioWrite failed! error code:{0} \n", errcode);
//return;
}
while (RecogStatus.ISR_REC_STATUS_SPEECH_COMPLETE != rec_stat)
{
IntPtr rslt = MSCDLL.QISRGetResult(PtrToStr(session_id), ref rec_stat, 0, ref errcode);
if ((int)ErrorCode.MSP_SUCCESS != errcode)
{
Debug.WriteLine("\nQISRGetResult failed, error code: {0}\n", errcode);
break;
}
if (IntPtr.Zero != rslt)
{
string tempRes = PtrToStr(rslt);
rec_result = rec_result + tempRes;
if (rec_result.Length >= BUFFER_SIZE)
{
Debug.WriteLine("\nno enough buffer for rec_result !\n");
break;
}
}
}
//结果
Debug.WriteLine(rec_result);
SendDataPipe.Start(rec_result);
int errorcode = MSCDLL.QISRSessionEnd(PtrToStr(session_id), hints);
if ((int)ErrorCode.MSP_SUCCESS == errorcode)
{
Debug.WriteLine("\nQISRGetResult successfull, {0}\n", hints);
}
return(Task.FromResult(rec_result));
}
