使用AIUI语义前需要首先确保对应的appid已经开通语义功能，开通地址：(http://aiui.xfyun.cn/apps/index)。
~~~
#pragma mark - aiui 发送数据
//aiui发送数据
void AiuiSendBuffer(const void *buffer ,int size , bool isEnd)
{
//是否最后一次数据
if(isEnd){
//发送结束标记
IAIUIMessage * stopWrite = IAIUIMessage::create(AIUIConstant::CMD_STOP_WRITE,
0, 0, "data_type=audio,sample_rate=16000");
m_angent->sendMessage(stopWrite);
stopWrite->destroy();
}
else
{
//发送音频数据
Buffer* pcmBuffer = Buffer::alloc(size);
memcpy(pcmBuffer->data(), buffer, size);
//msc.lng和msc.lat的值为经纬度信息，发送数据时需要传入，请参照demo的获取示例
IAIUIMessage * writeMsg = IAIUIMessage::create(AIUIConstant::CMD_WRITE,0, 0, "data_type=audio,sample_rate=16000,msc.lng=117.13825,msc.lat=31.83365
", pcmBuffer);
m_angent->sendMessage(writeMsg);
writeMsg->destroy();
}
}
~~~
#### **语义结果解析**
~~~
void TestListener::onEvent(IAIUIEvent& event)
{
switch (event.getEventType()) {
//解析结果
case AIUIConstant::EVENT_RESULT:
{
using namespace VA;
Json::Value bizParamJson;
Json::Reader reader;
if(!reader.parse(event.getInfo(), bizParamJson,false)){
NSLog(@"parse error!,getinfo=%s",event.getInfo());
}
Json::Value data = (bizParamJson["data"])[0];
Json::Value params = data["params"];
Json::Value content = (data["content"])[0];
std::string sub = params["sub"].asString();
if(sub == "nlp"){
Json::Value empty;
Json::Value contentId = content.get("cnt_id", empty);
if(contentId.empty()){
NSLog(@"Content Id is empty");
break;
}
std::string cnt_id = contentId.asString();
Buffer *buffer = event.getData()->getBinary(cnt_id.c_str());
if(NULL != buffer){
const char * resultStr = (char *) buffer->data();
if(resultStr == NULL){
return;
}
NSLog(@"resultStr=%s",resultStr);
}
}
} break;
//错误处理
case AIUIConstant::EVENT_ERROR:
{
} break;
}
}
~~~
