UVCCamera项目中usbCameraTest运行时报错--java.lang.RuntimeException: Unable to start activity ComponentInfo
报错详情：
Process: com.serenegiant.usbcameratest, PID: 4409
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.serenegiant.usbcameratest/com.serenegiant.usbcameratest.MainActivity}: android.view.InflateException: Binary XML file line #32: Binary XML file line #32: Error inflating class com.serenegiant.widget.SimpleUVCCameraTextureView
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2671)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2732)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread H . h a n d l e M e s s a g e ( A c t i v i t y T h r e a d . j a v a : 1483 ) a t a n d r o i d . o s . H a n d l e r . d i s p a t c h M e s s a g e ( H a n d l e r . j a v a : 102 ) a t a n d r o i d . o s . L o o p e r . l o o p ( L o o p e r . j a v a : 154 ) a t a n d r o i d . a p p . A c t i v i t y T h r e a d . m a i n ( A c t i v i t y T h r e a d . j a v a : 6141 ) a t j a v a . l a n g . r e f l e c t . M e t h o d . i n v o k e ( N a t i v e M e t h o d ) a t c o m . a n d r o i d . i n t e r n a l . o s . Z y g o t e I n i t H.handleMessage(ActivityThread.java:1483) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6141) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit H.handleMessage(ActivityThread.java:1483)atandroid.os.Handler.dispatchMessage(Handler.java:102)atandroid.os.Looper.loop(Looper.java:154)atandroid.app.ActivityThread.main(ActivityThread.java:6141)atjava.lang.reflect.Method.invoke(NativeMethod)atcom.android.internal.os.ZygoteInitMethodAndArgsCaller.run(ZygoteInit.java:912)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:802)
Caused by: android.view.InflateException: Binary XML file line #32: Binary XML file line #32: Error inflating class com.serenegiant.widget.SimpleUVCCameraTextureView
Caused by: android.view.InflateException: Binary XML file line #32: Error inflating class com.serenegiant.widget.SimpleUVCCameraTextureView
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:430)
at android.view.LayoutInflater.createView(LayoutInflater.java:645)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:787)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:727)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:858)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821)
at android.view.LayoutInflater.inflate(LayoutInflater.java:518)
at android.view.LayoutInflater.inflate(LayoutInflater.java:426)
at android.view.LayoutInflater.inflate(LayoutInflater.java:377)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.serenegiant.usbcameratest.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:6709)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2624)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2732)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread H . h a n d l e M e s s a g e ( A c t i v i t y T h r e a d . j a v a : 1483 ) a t a n d r o i d . o s . H a n d l e r . d i s p a t c h M e s s a g e ( H a n d l e r . j a v a : 102 ) a t a n d r o i d . o s . L o o p e r . l o o p ( L o o p e r . j a v a : 154 ) a t a n d r o i d . a p p . A c t i v i t y T h r e a d . m a i n ( A c t i v i t y T h r e a d . j a v a : 6141 ) a t j a v a . l a n g . r e f l e c t . M e t h o d . i n v o k e ( N a t i v e M e t h o d ) a t c o m . a n d r o i d . i n t e r n a l . o s . Z y g o t e I n i t H.handleMessage(ActivityThread.java:1483) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6141) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit H.handleMessage(ActivityThread.java:1483)atandroid.os.Handler.dispatchMessage(Handler.java:102)atandroid.os.Looper.loop(Looper.java:154)atandroid.app.ActivityThread.main(ActivityThread.java:6141)atjava.lang.reflect.Method.invoke(NativeMethod)atcom.android.internal.os.ZygoteInitMethodAndArgsCaller.run(ZygoteInit.java:912)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:802)
Caused by: java.lang.UnsupportedOperationException: TextureView doesn’t support displaying a background drawable
at android.view.TextureView.setBackgroundDrawable(TextureView.java:316)
at android.view.View.setBackground(View.java:18263)
at android.view.View.(View.java:4600)
at android.view.View.(View.java:4109)
at android.view.TextureView.(TextureView.java:159)
at com.serenegiant.widget.SimpleUVCCameraTextureView.(SimpleUVCCameraTextureView.java:50)
at com.serenegiant.widget.SimpleUVCCameraTextureView.(SimpleUVCCameraTextureView.java:46)
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:430)
at android.view.LayoutInflater.createView(LayoutInflater.java:645)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:787)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:727)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:858)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821)
at android.view.LayoutInflater.inflate(LayoutInflater.java:518)
at android.view.LayoutInflater.inflate(LayoutInflater.java:426)
at android.view.LayoutInflater.inflate(LayoutInflater.java:377)
at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:287)
at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:139)
at com.serenegiant.usbcameratest.MainActivity.onCreate(MainActivity.java:61)
at android.app.Activity.performCreate(Activity.java:6709)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1118)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2624)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2732)
at android.app.ActivityThread.-wrap12(ActivityThread.java)
at android.app.ActivityThread H . h a n d l e M e s s a g e ( A c t i v i t y T h r e a d . j a v a : 1483 ) a t a n d r o i d . o s . H a n d l e r . d i s p a t c h M e s s a g e ( H a n d l e r . j a v a : 102 ) a t a n d r o i d . o s . L o o p e r . l o o p ( L o o p e r . j a v a : 154 ) a t a n d r o i d . a p p . A c t i v i t y T h r e a d . m a i n ( A c t i v i t y T h r e a d . j a v a : 6141 ) a t j a v a . l a n g . r e f l e c t . M e t h o d . i n v o k e ( N a t i v e M e t h o d ) a t c o m . a n d r o i d . i n t e r n a l . o s . Z y g o t e I n i t H.handleMessage(ActivityThread.java:1483) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6141) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit H.handleMessage(ActivityThread.java:1483)atandroid.os.Handler.dispatchMessage(Handler.java:102)atandroid.os.Looper.loop(Looper.java:154)atandroid.app.ActivityThread.main(ActivityThread.java:6141)atjava.lang.reflect.Method.invoke(NativeMethod)atcom.android.internal.os.ZygoteInitMethodAndArgsCaller.run(ZygoteInit.java:912)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:802)
解决之道：
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