package com.project.common.utils;
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import com.jacob.activeX.ActiveXComponent;
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import com.jacob.com.ComFailException;
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import com.jacob.com.Dispatch;
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import com.jacob.com.Variant;
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public class TextToSpeechUtils {
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public static void textToSpeech(String text) throws Exception {
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ActiveXComponent ax = null;
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try {
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ax = new ActiveXComponent("Sapi.SpVoice");
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// 运行时输出语音内容
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Dispatch spVoice = ax.getObject();
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// 音量 0-100
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ax.setProperty("Volume", new Variant(100));
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// 语音朗读速度 -10 到 +10(-10语速最慢，10语速最快)
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ax.setProperty("Rate", new Variant(-2));
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/* 执行朗读，默认调用系统中的TTS语音播放引擎，若本机没有语音设备
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可能会抛出异常(com.jacob.com.ComFailException: Invoke of: Speak) */
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Dispatch.call(spVoice, "Speak", new Variant(text));
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// 下面是构建文件流生成语音文件
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ax = new ActiveXComponent("Sapi.SpFileStream");
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Dispatch spFileStream = ax.getObject();
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ax = new ActiveXComponent("Sapi.SpAudioFormat");
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Dispatch spAudioFormat = ax.getObject();
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// 设置音频流格式
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Dispatch.put(spAudioFormat, "Type", new Variant(22));
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// 设置文件输出流格式
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Dispatch.putRef(spFileStream, "Format", spAudioFormat);
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// 调用输出 文件流打开方法，创建一个.wav文件
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Dispatch.call(spFileStream, "Open", new Variant("./text.wav"),
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new Variant(3), new Variant(true));
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// 设置声音对象的音频输出流为输出文件对象
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Dispatch.putRef(spVoice, "AudioOutputStream", spFileStream);
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// 设置音量 0到100
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Dispatch.put(spVoice, "Volume", new Variant(100));
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// 设置朗读速度
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Dispatch.put(spVoice, "Rate", new Variant(-2));
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// 开始朗读
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Dispatch.call(spVoice, "Speak", new Variant(text));
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// 关闭输出文件
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Dispatch.call(spFileStream, "Close");
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Dispatch.putRef(spVoice, "AudioOutputStream", null);
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spAudioFormat.safeRelease();
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spFileStream.safeRelease();
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spVoice.safeRelease();
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ax.safeRelease();
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} catch (ComFailException e) {
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//e.printStackTrace();
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throw new Exception("没有可用的音频，请连接外接设备(耳机或音箱播放)");
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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}
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