TTS和播放声音 - Android
问题描述:
我在我的应用程序中有一个viewpager。当用户向右/左滑动时,我使用TTS引擎说出文字和MediaPlayer播放声音。TTS和播放声音 - Android
问题是同时播放..一旦TTS引擎说文本结束,我该如何播放声音?
P.S:我不想使用睡眠或等待。
更新:
这里是我的代码:
@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
@Override
public void onInit(int status) {
if (status == TextToSpeech.SUCCESS) {
if (result == TextToSpeech.LANG_MISSING_DATA
|| result == TextToSpeech.LANG_NOT_SUPPORTED) {
} else {
//Do Something here
}
if(Build.VERSION.SDK_INT >= 15){
UtteranceProgressListener listener = new UtteranceProgressListener() {
@Override
public void onStart(String utteranceId) {
// TODO Auto-generated method stub
}
@Override
public void onError(String utteranceId) {
// TODO Auto-generated method stub
}
@Override
public void onDone(String utteranceId) {
// TODO Auto-generated method stub
//start MediaPlayer
playMedia(viewPager.getCurrentItem());
}
};
tts.setOnUtteranceProgressListener(listener);
}
else{
tts.setOnUtteranceCompletedListener(new OnUtteranceCompletedListener(){
@Override
public void onUtteranceCompleted(String arg0) {
playMedia(viewPager.getCurrentItem());
}
});
}
} else {
Intent installIntent = new Intent();
installIntent.setAction(TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
startActivity(installIntent);
}
}
答
Android中他们有两个的API检测,如果TTS引擎说完:
-
> Android 4(ICS)
UtteranceProgressListener listener = new UtteranceProgressListener() { @Override public void onStart(String utteranceId) { // TODO Auto-generated method stub } @Override public void onError(String utteranceId) { // TODO Auto-generated method stub } @Override public void onDone(String utteranceId) { // TODO Auto-generated method stub //start MediaPlayer } }; yourTTSObject.setOnUtteranceProgressListener(listener);
-
Perior到ICS Android 4.0的你可以使用:
yourTTSObject.setOnUtteranceCompletedListener(new OnUtteranceCompletedListener(){ @Override public void onUtteranceCompleted(String arg0) { // start your mediaplayer here } });
在单证here
答
你必须给它一个id PARAM看一看。否则它不会呼叫收听者:
HashMap<String, String> params = new HashMap<String, String>();
params.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID,"stringId");
textToSpeech.speak(string,TextToSpeech.QUEUE_ADD, params);
+0
非常感谢,这对我非常有用!如果可以的话,我会给你5票。 – Micer 2013-11-06 15:30:46
您现在使用的是什么代码? – 2013-05-12 17:51:19