iFly Mobile Speech Platform Mobile Speech Client 5.0（移动语音讯飞平台开发手册）

// iatdemo.cpp : Defines the entry point for the console application.
//


#include "stdafx.h"




#include <string>
#include <cstdio>
#include "windows.h"
#include "../include/qisr.h"
#include <conio.h>


#pragma comment(lib,"../lib/msc.lib")


void run_iat();
const int BUFFER_NUM = 1024 * 4;
const int AMR_HEAD_SIZE = 6;


int main()
{
run_iat();
printf("Press any key to exit.");
char key = _getch();
return 0;
}


void run_iat()
{
bool error = false;
int ret = MSP_SUCCESS;
int i = 0;
FILE* fp = NULL;
FILE* fout = NULL;
char buff[BUFFER_NUM];//数据缓存区
int len;
int status = MSP_AUDIO_SAMPLE_CONTINUE;///引擎初始化，只需初始化一次
int ep_status = -1;///引擎初始化，只需初始化一次
int rec_status = -1; ///引擎初始化，只需初始化一次
int rslt_status = -1;///引擎初始化，只需初始化一次

///APPID请勿随意改动
ret = QISRInit("appid=4ee9abd6");


///第二个参数为传递的参数，使用会话模式，使用speex编解码，使用16k16bit的音频数据
///第三个参数为返回码
const char* param = "sub=iat,ssm=1,auf=audio/L16;rate=16000,aue=speex,ent=sms16k,rst=plain";
const char* sess_id = QISRSessionBegin(NULL, param, &ret);//开始一路会话并在参数中指定本路ISR会话用到的语法列表，本次会话所用的参数等。
if ( MSP_SUCCESS != ret )
{
printf("QISRSessionBegin err %d\n", ret);
error = true;
}


///模拟录音，输入音频
if (error == false)
{
fp = fopen("iat_demo_test.wav", "rb");
if ( NULL == fp )
{
printf("failed to open file,please check the file.\n");
error = true;
}
}


///结果输出到文件
if (error == false)
{
//fout = fopen("iat_result.txt", "ab");
fout = fopen("a.txt", "ab");
if( NULL == fout )
{
printf("failed to open file,please check the file.\n");
error = true;
}
}
if (error == false)
{
printf("writing audio...\n");


char param_value[32] = "";//参数值的字符串形式
size_t value_len = 32;//字符串长度或buffer长度
int volume = 0;//音量数值


while ( !feof(fp) )
{
len = fread(buff, 1, BUFFER_NUM, fp);
printf(".");
///开始向服务器发送音频数据
ret = QISRAudioWrite(sess_id, buff, len, status, &ep_status, &rec_status);
if ( ret != MSP_SUCCESS )
{
printf("\nQISRAudioWrite err %d\n", ret);
error = true;
break;
}
/*********获取当前发送音频的音量信息**********/
value_len = 32;//value_len既是传入参数，又是传出参数，每次调用QTTSGetParam时要调整为buffer长度
ret = QISRGetParam(sess_id,"volume",param_value,&value_len);//获取音量信息，获取上行流量和下行流量的例子见ttsdemo
if ( ret != MSP_SUCCESS )
{
printf("QISRGetParam: qisr get param failed Error code %d.\n",ret);
char key = _getch();
break;
}
volume = atoi(param_value);//获取到的音量信息可以用于在界面上用不同的图片展示动态效果
//printf("volume== %d \n",volume);
for (int i=0;i<volume;i++)
{
printf(".");
}
printf("\n");
/*******获取当前发送音频的音量信息结束**********/
if (ep_status == MSP_EP_AFTER_SPEECH)//检测到音频后端点
{
printf("QISRAudioWrite: ep_status == MSP_EP_AFTER_SPEECH.\n");
break;
}

///服务器返回部分结果
if ( rec_status == MSP_REC_STATUS_SUCCESS )
{
const char* result = QISRGetResult(sess_id, &rslt_status, 0, &ret);
if( rslt_status == MSP_REC_STATUS_NO_MATCH )
printf("get result nomatch\n");
else
{
if ( result != NULL )
fwrite(result, 1, strlen(result), fout);
printf("get result[%d/%d]: %s\n", ret, rslt_status, result);

}
}
Sleep(200);
}
printf("\n");
fclose(fp); 
}


///最后一块数据
if (error == false)
{
status = MSP_AUDIO_SAMPLE_LAST;
ret = QISRAudioWrite(sess_id, buff, 1, status, &ep_status, &rec_status);
if ( ret != MSP_SUCCESS )
{
printf("QISRAudioWrite write last audio err %d\n", ret);
error = true;
}
}


///最后一块数据发完之后，循环从服务器端获取结果
///考虑到网络环境不好的情况下，需要对循环次数作限定
if (error == false)
{
printf("get reuslt\n");
int loop_count = 0;
do 
{
const char* result = QISRGetResult(sess_id, &rslt_status, 0, &ret);
if ( ret != MSP_SUCCESS )
{
printf("QISRGetResult err %d\n", ret);
error = true;
break;
}


if( rslt_status == MSP_REC_STATUS_NO_MATCH )
printf("get result nomatch\n");
else
{
if ( result != NULL )
fwrite(result, 1, strlen(result), fout);
printf("[%d]:get result[%d/%d]: %s\n", (loop_count), ret, rslt_status, result);

}
Sleep(500);
} while (rslt_status != MSP_REC_STATUS_COMPLETE && loop_count++ < 30);
}


if( NULL != fout )
{
fclose(fout);
}


ret = QISRSessionEnd(sess_id, NULL);
if ( ret != MSP_SUCCESS )
{
printf("QISRSessionEnd err %d\n", ret);
return;
}
printf("QISRSessionEnd.\n");


ret = QISRFini();


return;
}