尝试使用回收的位图 [重复]答案

【问题标题】：trying to use a recycled bitmap [duplicate]尝试使用回收的位图 [重复]
【发布时间】：2015-02-23 15:27:08
【问题描述】：

我不知道如何解决这种类型的异常.. 请帮帮我...

02-23 12:36:00.705: E/AndroidRuntime(2033): java.lang.RuntimeException: Canvas: trying to use a recycled bitmap android.graphics.Bitmap@41214638
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.graphics.Canvas.throwIfRecycled(Canvas.java:1026)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.graphics.Canvas.drawBitmap(Canvas.java:1127)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:393)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.widget.ImageView.onDraw(ImageView.java:979)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13458)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13342)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13340)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.widget.AbsListView.dispatchDraw(AbsListView.java:2437)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13461)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.widget.AbsListView.draw(AbsListView.java:3763)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13342)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13340)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13340)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13340)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.drawChild(ViewGroup.java:2929)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewGroup.dispatchDraw(ViewGroup.java:2799)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.View.draw(View.java:13461)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.widget.FrameLayout.draw(FrameLayout.java:467)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:2183)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl.drawSoftware(ViewRootImpl.java:2258)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl.draw(ViewRootImpl.java:2153)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2021)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1832)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:4214)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:725)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.Choreographer.doCallbacks(Choreographer.java:555)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.Choreographer.doFrame(Choreographer.java:525)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:711)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.os.Handler.handleCallback(Handler.java:615)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.os.Handler.dispatchMessage(Handler.java:92)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.os.Looper.loop(Looper.java:137)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at android.app.ActivityThread.main(ActivityThread.java:4745)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at java.lang.reflect.Method.invokeNative(Native Method)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at java.lang.reflect.Method.invoke(Method.java:511)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
02-23 12:36:00.705: E/AndroidRuntime(2033):     at dalvik.system.NativeStart.main(Native Method)
02-23 12:36:04.505: I/Process(2033): Sending signal. PID: 2033 SIG: 9

【问题讨论】：

它叫做RuntimeException。从技术上讲，您不应操纵回收的位图来避免此错误。你应该使用bitmap.isRecycled()

标签： android

【解决方案1】：

不要使用回收的位图。如果需要检查，请在使用可能存在的位图之前使用 isRecycled 函数，如果返回 true，请避免使用它。

【讨论】：

【解决方案2】：

如果您的位图在屏幕上使用，请不要调用bitmap.recycle()。如果你调用它会导致异常

【讨论】：

它的工作......错误已解决......