在某些设备上回出现 NullPointerException

[weiteng4droid]

Attempt to invoke virtual method 'boolean android.graphics.Bitmap.isRecycled()' on a null object reference android.graphics.Canvas.throwIfCannotDraw(Canvas.java:1224) android.graphics.Canvas.drawBitmap(Canvas.java:1280) zhy.com.highlight.view.HightLightView.onDraw(HightLightView.java:188) android.view.View.draw(View.java:15356) android.widget.FrameLayout.draw(FrameLayout.java:592) android.view.View.draw(View.java:15264) android.view.ViewGroup.drawChild(ViewGroup.java:3405) android.view.ViewGroup.dispatchDraw(ViewGroup.java:3199) android.view.View.draw(View.java:15259) android.view.ViewGroup.drawChild(ViewGroup.java:3405) android.view.ViewGroup.dispatchDraw(ViewGroup.java:3199) android.view.View.draw(View.java:15259) android.view.ViewGroup.drawChild(ViewGroup.java:3405) android.view.ViewGroup.dispatchDraw(ViewGroup.java:3199) android.view.View.draw(View.java:15359) android.widget.FrameLayout.draw(FrameLayout.java:592) com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:2597) com.letv.leui.util.statusbar.StatusbarColorFromTitleHelper.captureScreen(StatusbarColorFromTitleHelper.java:65) android.app.Activity$2.onWindowFocusChanged(Activity.java:6290) android.view.ViewTreeObserver.dispatchOnWindowFocusChange(ViewTreeObserver.java:778) android.view.ViewRootImpl$ViewRootHandler.handleMessage(ViewRootImpl.java:3529) android.os.Handler.dispatchMessage(Handler.java:102) android.os.Looper.loop(Looper.java:135) android.app.ActivityThread.main(ActivityThread.java:5314) java.lang.reflect.Method.invoke(Native Method) java.lang.reflect.Method.invoke(Method.java:372) com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:898) com.android.internal.os.ZygoteInit.main(ZygoteInit.java:693)

系统版本号：Android 5.0.2,level 21 设备：X900(乐视手机)