我的问题分为两部分。
有没有办法使用语音命令启用语音识别。
是否有一种方法可以禁用语音识别,同时还可以让它监听或启用命令,告诉它何时再次启用语音识别。
这就是我的想法:
case "Stop Listening":
synthesizer.speakasync("Ok");
recEngine.RecognizeAsyncStop();
//Command or code here that wait's for the command "Start Listening"
recEngine.RecognizeAsyncStop "until" case "Start Listening"
break;
我知道这不起作用,因为没有“until”命令所以我该如何去做呢?
答案 0 :(得分:3)
我处理这个问题的方法就是让它一直在倾听;我认为这可能是“大家伙”也是这样做的,按照定义,如果你想使用语音命令开始收听,那么已经必须正在收听。
就我而言,我希望程序始终运行,所以我在构造函数中进行设置。听起来这与你正在做的类似:它有助于在这里添加一个明确的名称(想想说“Hey Cortana”或“OK Google”),它有助于它知道你正试图用它)。假设您希望自己的开头语是“嘿拉里,开始听我说”。您将有第二个SpeechRecognitionEngine
始终存在,但如果您正在使用主引擎则关闭,并在您希望主要引擎停止时重新开启。
public partial class Form1 : Form
{
private Choices onOff = new Choices();
private Choices recChoices = new Choices();
private SpeechRecognitionEngine alwaysOnListener = new SpeechRecognitionEngine(new System.Globalization.CultureInfo("en-US"));
private SpeechRecognitionEngine recEngine = new SpeechRecognitionEngine(new System.Globalization.CultureInfo("en-US"));
public Form1()
{
InitializeComponent();
onOff.Add(new string[] {"Hey Larry start listening to me"});
GrammarBuilder gb = new GrammarBuilder();
gb.Append(onOff);
Grammar g = new Grammar(gb);
alwaysOnListener.LoadGrammar(g);
alwaysOnListener.SpeechRecognized += alwaysOnListener_SpeechRecognized;
recChoices.Add(new string[] {"Stop Listening"});
GrammarBuilder gb2 = new GrammarBuilder();
gb2.Append(recChoices);
Grammar recGrammar = new Grammar(gb2);
recEngine.LoadGrammar(recGrammar);
recEngine.SpeechRecognized += recEngine_SpeechRecognized;
}
void recEngine_SpeechRecognized(object sender, SpeechRecognizedEventArgs e)
{
if (e.Result.Text.Equals("Stop Listening"))
{
recEngine.RecognizeAsyncStop();
alwaysOnListener.RecognizeAsync(RecognizeMode.Multiple);
}
}
void alwaysOnListener_SpeechRecognized(object sender, SpeechRecognizedEventArgs e)
{
if (e.Result.Text.Equals("Hey Larry start listening to me"))
{
recEngine.RecognizeAsync(RecognizeMode.Multiple);
alwaysOnListener.RecognizeAsyncStop();
}
}
private void button1_Click(object sender, EventArgs e)
{
alwaysOnListener.EmulateRecognize("Hey Larry start listening to me");
}
private void btnStop_Click(object sender, EventArgs e)
{
recEngine.EmulateRecognize("Stop Listening");
}
}