Mediaplayer.prepare()与IllegalStateException崩溃，只适用于小米Note 3&小米Mi4

Question

对于我的报警应用程序来说，这个错误只出现在小米Note 3和小米Mi4设备上&对于其他所有设备，包括我的个人小米Redmi 3，都可以正常工作。

Exception java.lang.RuntimeException: Unable to start activity 

java.lang.IllegalStateException :
Caused by java.lang.IllegalStateException:
android.media.MediaPlayer._prepare (MediaPlayer.java)
android.media.MediaPlayer.prepare (MediaPlayer.java:1408)
android.app.Activity.performCreate (Activity.java:6912)
android.app.Instrumentation.callActivityOnCreate (Instrumentation.java:1126)
android.app.ActivityThread.performLaunchActivity (ActivityThread.java:2877)
android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2985)
android.app.ActivityThread.-wrap14 (ActivityThread.java)
android.app.ActivityThread$H.handleMessage (ActivityThread.java:1635)
android.os.Handler.dispatchMessage (Handler.java:102)
android.os.Looper.loop (Looper.java:154)
android.app.ActivityThread.main (ActivityThread.java:6692)
java.lang.reflect.Method.invoke (Method.java)
com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1468)
com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1358)

Answer 1

让我们假设您在data-source之前提供了MediaPlayer.prepare()

因为MediaPlayer.prepare()阻塞主线程，导致异常。要防止这种情况，请尝试使用MediaPlayer.prepareAsync()而不是MediaPlayer.prepare()。将此分配改为onPreparedListener()和onErrorListener()

如果这没有帮助，请看一下this，this和this