Android提供了自动朗读功能TTS(TextToSpeech)，有些人用过一些听书软件，就是把文字念出来，听起来不错，不过TTS目前并不支持中文(难道又是一个鸡肋?)

API详解

http://wang-peng1.iteye.com/blog/572849

下面做个简单的例子

朗读出来是一个成年女性的声音，语速有些快，不知道这个能不能调节

class="language-java">package WangLi.IO.Speech;

import java.util.Locale;

import class="tags" href="/tags/ANDROID.html" title=android>android.app.Activity;
import class="tags" href="/tags/ANDROID.html" title=android>android.os.Bundle;
import class="tags" href="/tags/ANDROID.html" title=android>android.speech.class="tags" href="/tags/TTS.html" title=tts>tts.TextToSpeech;
import class="tags" href="/tags/ANDROID.html" title=android>android.speech.class="tags" href="/tags/TTS.html" title=tts>tts.TextToSpeech.OnInitListener;
import class="tags" href="/tags/ANDROID.html" title=android>android.view.View;
import class="tags" href="/tags/ANDROID.html" title=android>android.view.View.OnClickListener;
import class="tags" href="/tags/ANDROID.html" title=android>android.widget.Button;
import class="tags" href="/tags/ANDROID.html" title=android>android.widget.EditText;
import class="tags" href="/tags/ANDROID.html" title=android>android.widget.Toast;

public class Speech extends Activity {
	TextToSpeech class="tags" href="/tags/TTS.html" title=tts>tts;
	EditText editText;
	Button speech;
	Button record;
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        //初始化TextToSpeech对象
        class="tags" href="/tags/TTS.html" title=tts>tts = new TextToSpeech(this,new OnInitListener()
        {
			@Override
			public void onInit(int status) {
				//如果装载TTS引擎成功
				if(status == TextToSpeech.SUCCESS)
				{
					//设置使用美式英语朗读(虽然设置里有中文选项Locale.Chinese,但并不支持中文)
					int result = class="tags" href="/tags/TTS.html" title=tts>tts.setLanguage(Locale.US);
					//如果不支持设置的class="tags" href="/tags/YuYan.html" title=语言>语言
					if(result != TextToSpeech.LANG_COUNTRY_AVAILABLE 
							&& result != TextToSpeech.LANG_AVAILABLE)
					{
						Toast.makeText(Speech.this, "TTS暂时不支持这种class="tags" href="/tags/YuYan.html" title=语言>语言朗读", 50000).show();
					}
				}
			}
        });
        editText = (EditText)findViewById(R.id.txt);
        speech = (Button)findViewById(R.id.speech);
        record = (Button)findViewById(R.id.record);
        speech.setOnClickListener(new OnClickListener(){
			@Override
			public void onClick(View arg0) {
				//执行朗读
				class="tags" href="/tags/TTS.html" title=tts>tts.speak(editText.getText().toString(), TextToSpeech.QUEUE_ADD, class="tags" href="/tags/NULL.html" title=null>null);
			}});
        record.setOnClickListener(new OnClickListener(){
			@Override
			public void onClick(View v) {
				//将朗读文本的音频记录到指定文件
				class="tags" href="/tags/TTS.html" title=tts>tts.synthesizeToFile(editText.toString().toString(), class="tags" href="/tags/NULL.html" title=null>null, "/sdcard/sound.wav");
				Toast.makeText(Speech.this, "声音记录成功", 50000).show();
			}});
    }
    @Override
    public void onDestroy()
    {
    	//关闭TextToSpeech对象
    	if(class="tags" href="/tags/TTS.html" title=tts>tts != class="tags" href="/tags/NULL.html" title=null>null)
    		class="tags" href="/tags/TTS.html" title=tts>tts.shutdown();
    }
}