Android Bitmap内存限制

vus520

Android Bitmap内存限制

<div class="postbody"><div id="cnblogs_post_body">在编写Android程序的时候，我们总是难免会碰到OOM的错误，那么这个错误究竟是怎么来的呢？我们先来看一下这段异常信息：

<div class="cnblogs_code">08-14 05:15:04.764: ERROR/dalvikvm-heap(264): 3528000-byte external allocation too large for this process. 08-14 05:15:04.764: ERROR/(264): VM won’t let us allocate 3528000 bytes 08-14 05:15:04.764: DEBUG/skia(264): — decoder->decode returned false 08-14 05:15:04.774: DEBUG/AndroidRuntime(264): Shutting down VM 08-14 05:15:04.774: WARN/dalvikvm(264): threadid=3: thread exiting with uncaught exception (group=0x4001b188) 08-14 05:15:04.774: ERROR/AndroidRuntime(264): Uncaught handler: thread main exiting due to uncaught exception 08-14 05:15:04.794: ERROR/AndroidRuntime(264): java.lang.OutOfMemoryError: bitmap size exceeds VM budget 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:447) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:323) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.graphics.BitmapFactory.decodeResource(BitmapFactory.java:346) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.graphics.BitmapFactory.decodeResource(BitmapFactory.java:372) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at com.xixun.test.HelloListView.onCreate(HelloListView.java:33) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2459) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2512) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.ActivityThread.access$2200(ActivityThread.java:119) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1863) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.os.Handler.dispatchMessage(Handler.java:99) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.os.Looper.loop(Looper.java:123) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at android.app.ActivityThread.main(ActivityThread.java:4363) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at java.lang.reflect.Method.invokeNative(Native Method) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at java.lang.reflect.Method.invoke(Method.java:521) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618) 08-14 05:15:04.794: ERROR/AndroidRuntime(264): at dalvik.system.NativeStart.main(Native Method)