语音识别

# PinToo之讯飞语音转文字

# 1. 说明

该范例使用智能手机上的PinToo程序，通过语音识别的方式将语音转换为文字。通过这种方式可以把语音(≤60秒)转换成对应的文字信息，让机器能够“听懂”人类语言，相当于给机器安装上“耳朵”，使其具备“能听”的功能。支持中、英语种的识别，还提供广东话、河南话、四川话等方言的识别。使用该功能需要授予PinToo使用麦克风的相关权限。

# 2. 设计明细

开启PinToo设计器，分别加入下插图之控件。或者点击左上角的[打开模板Lib文件]，选择模板文件来打开对应模板。

①：TfxSuperButton组件，控件名称为fxSuperButton1。

②：TfxMemo组件，控件名称为fxMemo1。

③：TfxXFVoiceIAT组件，控件名称为fxXFVoiceIAT1。

fxRunFrame属性设置
- Height：设置页面高度=800。
- Width：设置页面宽度=400。

①fxSuperButton1属性设置

Height：设置控件高度=200。
Width：设置控件宽度=200。
ButtonType：设置按钮类型，设置为TfxSvgButton。
ButtonType.SvgData：设置SVG数据，其数据内容如下。

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②fxMemo1属性设置
- Height：设置控件高度=295。
- Width：设置控件宽度=360。
- Opacity：设置控件透明度=0.9。

# 3. 程序设计

点击程序设计界面右下角的按钮，切换至单元选择界面，勾选需要使用的单元。该程序需要引用 XFVoice 单元。

# 3.1. 程序初始设置

该程序无初始设置。

# 3.2. 事件设置

①fxSuperButton1-OnClick事件

点击语音识别按钮，打开语音识别的界面进行语音识别输入。

Procedure fxSuperButton1OnClick(Sender: TObject);
Begin
  fxXFVoiceIAT1.IAT_StartListening(nil);
End;

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③fxXFVoiceIAT1-OnRecognizerResult事件

当语音识别获取到结果时，将识别结果回传至文本框中，输出识别结果。

Procedure fxXFVoiceIAT1OnRecognizerResult(Sender: TObject; AResult: string);
Begin
  fxMemo1.Lines.Add('识别结果：' + AResult);
End;

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# 4. 运行结果

使用鼠标在 PinToo 菜单，点击[保存至数据库]按钮，将其保存至数据库，点击[调试运行]确认能够正常打开。

通过同步中心，将程序上传至手机PinToo运行；同步时，请确保手机已经运行PinToo，并且已经登陆。

点击识别按钮，弹出窗口提示输入语音，可对准手机麦克风进行说话测试，说话完成后，语音识别完成并输出识别的结果。

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