/// <summary>
/// 单次识别
/// </summary>
/// <returns></returns>
public RecogStatus SingleVoiceDistinguish()
{
try
{
Debug.Log(string.Format("登陆成功,语音识别正在加载..."));
//语音转文字
string session_params = "engine_type=cloud,sub = iat, domain = iat, language = zh_cn, accent = mandarin, sample_rate = 16000, result_type = plain, result_encoding = UTF-8 ,vad_eos = 5000";//可停止说话5秒保持语音识别状态
string ssid = Utils.Ptr2Str(MSC.QISRSessionBegin(string.Empty, session_params, ref ret));
Debug.Log(string.Format("-->开启一次语音识别[{0}]", ssid));
if (ret != (int)ErrorCode.MSP_SUCCESS)
{
Debug.Log("加载失败!"); return(RecogStatus.ISR_REC_NULL);
}
recoStatus = SingleSpeechRecognition(ssid);
MSC.QISRSessionEnd(ssid, string.Empty);
}
catch (Exception e)
{
Debug.Log(e.Message);
}
return(recoStatus);
}
/// <summary>
/// 语音识别方法
/// </summary>
/// <param name="sid"></param>
public static void SpeechRecognition(List <VoiceData> VoiceBuffer)
{
audio_stat = audioStatus.MSP_AUDIO_SAMPLE_CONTINUE;
ep_status = epStatus.MSP_EP_LOOKING_FOR_SPEECH;
recoStatus = RecogStatus.ISR_REC_STATUS_SUCCESS;
sid = Utils.Ptr2Str(MSC.QISRSessionBegin(string.Empty, speech_param, ref ret));
Debug.Log(string.Format("-->开启一次语音识别[{0}]", sid));
if (ret != (int)ErrorCode.MSP_SUCCESS)
{
Debug.Log("加载失败!"); return;
}
for (int i = 0; i < VoiceBuffer.Count(); i++)
{
audio_stat = audioStatus.MSP_AUDIO_SAMPLE_CONTINUE;
if (i == 0)
{
audio_stat = audioStatus.MSP_AUDIO_SAMPLE_FIRST;
}
ret = MSC.QISRAudioWrite(sid, VoiceBuffer[i].data, (uint)VoiceBuffer[i].data.Length, audio_stat, ref ep_status, ref recoStatus);
if ((int)ErrorCode.MSP_SUCCESS != ret)
{
MSC.QISRSessionEnd(sid, null);
}
}
ret = MSC.QISRAudioWrite(sid, null, 0, audioStatus.MSP_AUDIO_SAMPLE_LAST, ref ep_status, ref recoStatus);
if ((int)ErrorCode.MSP_SUCCESS != ret)
{
Debug.Log("\nQISRAudioWrite failed! error code:" + ret);
return;
}
while (RecogStatus.ISR_REC_STATUS_SPEECH_COMPLETE != recoStatus)
{
IntPtr rslt = MSC.QISRGetResult(sid, ref recoStatus, 0, ref ret);
if ((int)ErrorCode.MSP_SUCCESS != ret)
{
Debug.Log("\nQISRGetResult failed, error code: " + ret);
break;
}
if (IntPtr.Zero != rslt)
{
string tempRes = Utils.Ptr2Str(rslt);
ask_rec_result = ask_rec_result + tempRes;
if (ask_rec_result.Length >= BUFFER_SIZE)
{
Debug.Log("\nno enough buffer for rec_result !\n");
break;
}
}
}
int errorcode = MSC.QISRSessionEnd(sid, "正常结束");
//语音识别结果
if (ask_rec_result.Length != 0)
{
FlowManage.P2MMode(nar);
Debug.Log("识别结果是：" + ask_rec_result);
ask_rec_result = "";
}
}
