jacob 进行文字转语音，并输出语音

参考：https://www.meihaocloud.com/1060.html

package test1;

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;
import com.jacob.com.Variant;

public class JacobTest {

    /**
     *  将文字直接朗读
     * @param text
     */
    public static void textToSpeech(String text) {
        ActiveXComponent ax = null;
        try {
            ax = new ActiveXComponent("Sapi.SpVoice");
            // 运行时输出语音内容
            Dispatch spVoice = ax.getObject();
            // 音量 0-100
            ax.setProperty("Volume", new Variant(100));
            // 语音朗读速度 -10 到 +10
            ax.setProperty("Rate", new Variant(2));
            // 执行朗读
            Dispatch.call(spVoice, "Speak", new Variant(text));
            spVoice.safeRelease();
            ax.safeRelease();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 将文字保存为音频文件 wav、mp3
     * @param text
     * @param filePath
     */
    public static void textToAudio(String text, String filePath) {
        ActiveXComponent ax = null;
        try {
            ax = new ActiveXComponent("Sapi.SpVoice");
            // 运行时输出语音内容
            Dispatch spVoice = ax.getObject();
            // 音量 0-100
            ax.setProperty("Volume", new Variant(100));
            // 语音朗读速度 -10 到 +10
            ax.setProperty("Rate", new Variant(2));

            // 将文件流把生成音频文件
            ax = new ActiveXComponent("Sapi.SpFileStream");
            Dispatch spFileStream = ax.getObject();

            ax = new ActiveXComponent("Sapi.SpAudioFormat");
            Dispatch spAudioFormat = ax.getObject();

            // 设置音频流格式
            Dispatch.put(spAudioFormat, "Type", new Variant(22));
            // 设置文件输出流格式
            Dispatch.putRef(spFileStream, "Format", spAudioFormat);
            // 调用输出 文件流打开方法，创建一个.wav .mp3文件
            Dispatch.call(spFileStream, "Open", new Variant(filePath), new Variant(3), new Variant(true));
            // 设置声音对象的音频输出流为输出文件对象
            Dispatch.putRef(spVoice, "AudioOutputStream", spFileStream);
            // 设置音量 0到100
            Dispatch.put(spVoice, "Volume", new Variant(100));
            // 设置朗读速度 -10 到 +10
            Dispatch.put(spVoice, "Rate", new Variant(2));
            // 开始朗读
            Dispatch.call(spVoice, "Speak", new Variant(text));

            // 关闭输出文件
            Dispatch.call(spFileStream, "Close");
            Dispatch.putRef(spVoice, "AudioOutputStream", null);

            spAudioFormat.safeRelease();
            spFileStream.safeRelease();
            spVoice.safeRelease();
            ax.safeRelease();

        } catch (Exception e) {
            e.printStackTrace();
        }
    }


    public static void main(String[] args) {

        String str = "12日公布的“十四五”规划和2035年远景目标纲要明确提出，按照“小步调整、弹性实施、分类推进、统筹兼顾”等原则，逐步延迟法定退休年龄。";
        // 直接朗读
        textToSpeech(str);
        // 生成文件
        textToAudio(str, "d://test.mp3");

    }

}

下载：https://github.com/freemansoft/jacob-project/releases

 

报错：no jacob-1.20-x64 in java.library.path

将jacob-1.20-x64.dll或者jacob-1.20-x86.dll放到  /jre/bin下