Java 如何在android中停止循环声音?
我需要播放一次声音,但他正在无限循环 我不明白为什么会这样 如果我使用内置声音mediaPlayer=mediaPlayer.createMainActivity.this,R.raw.test;-声音没有循环 如果使用外部声音mediaPlayer=mediaPlayer.createMainActivity.this,Uri.parseaudio.getPath;-声音在循环 这是我的密码Java 如何在android中停止循环声音?,java,android,Java,Android,我需要播放一次声音,但他正在无限循环 我不明白为什么会这样 如果我使用内置声音mediaPlayer=mediaPlayer.createMainActivity.this,R.raw.test;-声音没有循环 如果使用外部声音mediaPlayer=mediaPlayer.createMainActivity.this,Uri.parseaudio.getPath;-声音在循环 这是我的密码 mediaPlayer = MediaPlayer.create(MainActivity.this,
mediaPlayer = MediaPlayer.create(MainActivity.this, Uri.parse(audio.getaPath()));
mediaPlayer.setLooping(false);
mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener()
{
public void onPrepared(MediaPlayer mp)
{
mp.start();
}
});
mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener()
{
public void onCompletion(MediaPlayer mp)
{
finish();
}
});
有人能帮我吗?按钮中的Thx:
Intent intent_upload = new Intent();
intent_upload.setType("audio/*");
intent_upload.setAction(Intent.ACTION_GET_CONTENT);
startActivityForResult(intent_upload, 222);
结果:
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case 222:
if (requestCode == 222) {
if (resultCode == RESULT_OK) {
//the selected audio.
Uri uri = data.getData();
MediaPlayer mediaPlayer = MediaPlayer.create(this, uri);
mediaPlayer.setLooping(false);
mediaPlayer.setOnPreparedListener(mp -> mp.start());
mediaPlayer.setOnCompletionListener(mp -> finish());
}
}
break;
default:
super.onActivityResult(requestCode, resultCode, data);
break;
}
}
我试过了,效果很好,也许你在活动中遗漏了什么?试试这段代码
private MediaPlayer mMediaPlayer;
public void stop() {
if (mMediaPlayer != null) {
mMediaPlayer.release();
mMediaPlayer = null;
}
}
public void play(Context context, String name) {
stop();
//mMediaPlayer = MediaPlayer.create(c, rid);
mMediaPlayer = MediaPlayer.create(context, Uri.parse("android.resource://"+ context.getPackageName()+"/your_file/"+name+".mp3"));
mMediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mediaPlayer) {
stop();
}
});
您应该使用mp.pause而不是finish
没有帮助:您是否可以将您的活动代码发布到使用MediaPlayer的位置请参见:您不应该创建和销毁media player对象。它们的创建成本很高,应该重新使用。
mediaPlayer = MediaPlayer.create(MainActivity.this,
Uri.parse(audio.getaPath()));
mediaPlayer.setLooping(false);
mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener()
{
public void onPrepared(MediaPlayer mp)
{
mp.start();
}
});
mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener()
{
public void onCompletion(MediaPlayer mp)
{
mp.pause();
}
});