Java Android可视化工具-3错误
我到处寻找解决办法,但没有任何帮助。正如我看到的,一切都设置好了,但可视化工具不工作 活动Java Android可视化工具-3错误,java,android,initialization,visualizer,Java,Android,Initialization,Visualizer,我到处寻找解决办法,但没有任何帮助。正如我看到的,一切都设置好了,但可视化工具不工作 活动 package com.example.daber.testapplication; import android.media.AudioManager; import android.media.MediaPlayer; import android.media.audiofx.Visualizer; import android.support.v7.app.AppCompatActivity; i
package com.example.daber.testapplication;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.audiofx.Visualizer;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
public class MainActivity extends AppCompatActivity {
private MediaPlayer mMediaPlayer;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initAudio();
}
private void initAudio() {
System.out.println("Im initializing !");
setVolumeControlStream(AudioManager.STREAM_MUSIC);
mMediaPlayer = MediaPlayer.create(this, R.raw.test);
mMediaPlayer.setLooping(true);
mMediaPlayer.start();
new Visualizer(mMediaPlayer.getAudioSessionId());
}
}
清单
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.daber.testapplication">
<uses-permission android:name="android.permission.RECORD_AUDIO" />
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
错误代码
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/AudioEffect: set(): AudioFlinger could not create effect, status: -1
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/visualizers-JNI: Visualizer initCheck failed -3
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/Visualizer-JAVA: Error code -3 when initializing Visualizer.
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.daber.testapplication, PID: 13452
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.daber.testapplication/com.example.daber.testapplication.MainActivity}: java.lang.RuntimeException: Cannot initialize Visualizer engine, error: -3
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
Caused by: java.lang.RuntimeException: Cannot initialize Visualizer engine, error: -3
at android.media.audiofx.Visualizer.<init>(Visualizer.java:218)
at com.example.daber.testapplication.MainActivity.initAudio(MainActivity.java:25)
at com.example.daber.testapplication.MainActivity.onCreate(MainActivity.java:16)
at android.app.Activity.performCreate(Activity.java:6237)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
at android.app.ActivityThread.-wrap11(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/AudioEffect:set():AudioFlinger无法创建效果,状态:-1
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/visualizers JNI:可视化工具初始化检查失败-3
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/Visualizer JAVA:初始化Visualizer时出现错误代码-3。
09-03 08:28:58.341 13452-13452/com.example.daber.testapplication
E/AndroidRuntime:致命异常:主
进程:com.example.daber.testapplication,PID:13452
java.lang.RuntimeException:无法启动活动组件信息{com.example.daber.testapplication/com.example.daber.testapplication.MainActivity}:java.lang.RuntimeException:无法初始化可视化工具引擎,错误:-3
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)上
位于android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
位于android.app.ActivityThread.-wrap11(ActivityThread.java)
在android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)上
位于android.os.Handler.dispatchMessage(Handler.java:102)
位于android.os.Looper.loop(Looper.java:148)
位于android.app.ActivityThread.main(ActivityThread.java:5417)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run上(ZygoteInit.java:726)
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
原因:java.lang.RuntimeException:无法初始化可视化工具引擎,错误:-3
在android.media.audiofx.Visualizer上(Visualizer.java:218)
位于com.example.daber.testapplication.MainActivity.initAudio(MainActivity.java:25)
在com.example.daber.testapplication.MainActivity.onCreate(MainActivity.java:16)上
位于android.app.Activity.performCreate(Activity.java:6237)
位于android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)上
位于android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
位于android.app.ActivityThread.-wrap11(ActivityThread.java)
在android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)上
位于android.os.Handler.dispatchMessage(Handler.java:102)
位于android.os.Looper.loop(Looper.java:148)
位于android.app.ActivityThread.main(ActivityThread.java:5417)
位于java.lang.reflect.Method.invoke(本机方法)
在com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run上(ZygoteInit.java:726)
位于com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
我也尝试使用“new Visualizer(0)”,但给出了相同的错误。任何帮助都将被告知。确保您记得在android 6上请求许可+
List<String> permissions = new ArrayList<String>();
private boolean askPermission() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
int RECORD_AUDIO = checkSelfPermission(Manifest.permission.RECORD_AUDIO );
if (RECORD_AUDIO != PackageManager.PERMISSION_GRANTED) {
permissions.add(Manifest.permission.RECORD_AUDIO);
}
if (!permissions.isEmpty()) {
requestPermissions(permissions.toArray(new String[permissions.size()]), 1);
} else
return false;
} else
return false;
return true;
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
if (requestCode == 1) {
boolean result = true;
for (int i = 0; i < permissions.length; i++) {
result = result && grantResults[i] == PackageManager.PERMISSION_GRANTED;
}
if (!result) {
Toast.makeText(this, "..", Toast.LENGTH_LONG).show();
// askPermission();
} else {
}
}
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
}
List permissions=new ArrayList();
私有布尔askPermission(){
if(Build.VERSION.SDK\u INT>=Build.VERSION\u code.M){
int RECORD_AUDIO=checkSelfPermission(Manifest.permission.RECORD_AUDIO);
if(录制音频!=已授予PackageManager.权限){
权限.add(Manifest.permission.RECORD_AUDIO);
}
如果(!permissions.isEmpty()){
requestPermissions(permissions.toArray(新字符串[permissions.size()]),1);
}否则
返回false;
}否则
返回false;
返回true;
}
@凌驾
public void onRequestPermissionsResult(int-requestCode、字符串[]权限、int[]grantResults){
if(requestCode==1){
布尔结果=真;
for(int i=0;i