[英]How to stop looping a sound in android?
我需要播放 1 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.create(MainActivity.this, R.raw.test);
” - 声音不循环。
如果我使用外部声音“mediaPlayer = MediaPlayer.create(MainActivity.this, Uri.parse(audio.getPath()));” - 声音在循环。
这是我的代码
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();
}
});
有谁能够帮助我? 谢谢
你应该使用mp.pause()
而不是finish()
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();
}
});
在一个按钮中:
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,也许您在活动中遗漏了什么?
试试这个代码
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();
}
});
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