2017-05-08 179 views
-4

我每次載入名爲ProductActivity一定的活動,我會遇到以下錯誤:如何解決java.lang.OutOfMemoryError在加載活動

Fatal Exception: java.lang.OutOfMemoryError: Failed to allocate a 15694612 byte allocation with 2874400 free bytes and 2MB until OOM 
     at dalvik.system.VMRuntime.newNonMovableArray(VMRuntime.java) 
     at android.graphics.BitmapFactory.nativeDecodeAsset(BitmapFactory.java) 
     at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:613) 
     at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:446) 
     at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:988) 
     at android.content.res.Resources.createFromResourceStream(Resources.java:2813) 
     at android.content.res.Resources.loadDrawableForCookie(Resources.java:2514) 
     at android.content.res.Resources.loadDrawable(Resources.java:2416) 
     at android.content.res.MiuiResources.loadDrawable(MiuiResources.java:393) 
     at android.content.res.TypedArray.getDrawable(TypedArray.java:751) 
     at android.view.View.<init>(View.java:3740) 
     at android.widget.ImageView.<init>(ImageView.java:139) 
     at android.widget.ImageView.<init>(ImageView.java:135) 
     at android.support.v7.widget.AppCompatImageView.<init>(AppCompatImageView.java:60) 
     at android.support.v7.widget.AppCompatImageView.<init>(AppCompatImageView.java:56) 
     at android.support.v7.app.AppCompatViewInflater.createView(AppCompatViewInflater.java:106) 
     at android.support.v7.app.AppCompatDelegateImplV9.createView(AppCompatDelegateImplV9.java:1017) 
     at android.support.v7.app.AppCompatDelegateImplV9.onCreateView(AppCompatDelegateImplV9.java:1076) 
     at android.support.v4.view.LayoutInflaterCompatHC$FactoryWrapperHC.onCreateView(LayoutInflaterCompatHC.java:47) 
     at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:729) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:810) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.rInflate(LayoutInflater.java:813) 
     at android.view.LayoutInflater.inflate(LayoutInflater.java:508) 
     at android.view.LayoutInflater.inflate(LayoutInflater.java:418) 
     at android.view.LayoutInflater.inflate(LayoutInflater.java:365) 
     at android.support.v7.app.AppCompatDelegateImplV9.setContentView(AppCompatDelegateImplV9.java:284) 
     at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:143) 
     at demand.inn.com.quflip.activity.ProductInfoActivity.onCreate(ProductInfoActivity.java:73) 
     at android.app.Activity.performCreate(Activity.java:6041) 
     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1109) 
     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2283) 
     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2392) 
     at android.app.ActivityThread.access$800(ActivityThread.java:154) 
     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308) 
     at android.os.Handler.dispatchMessage(Handler.java:102) 
     at android.os.Looper.loop(Looper.java:135) 
     at android.app.ActivityThread.main(ActivityThread.java:5273) 
     at java.lang.reflect.Method.invoke(Method.java) 
     at java.lang.reflect.Method.invoke(Method.java:372) 
     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:908) 
     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:703) 

現在我應該如何優化資源,這樣我可以擺脫這個錯誤?

我應該調整服務器上的圖像大小,還是應該將它們調整到我的應用程序內以免受所有這些影響。 目前,我正在使用畢加索加載我的應用程序內的圖像。

+0

最好從服務器調整圖像大小,這也會降低網絡消耗。 –

+0

可以請你在gradle文件中顯示你的依賴關係嗎? – Nabin

+0

堆棧跟蹤沒有說你正在使用畢加索。該錯誤是在ImageView上的XML可繪製的 –

回答

2

您正在嘗試加載15694612字節= 15 MB的圖像,這太大了。如果沒有選擇單獨下采樣資源,那麼您的選擇是downsample it programmatically,然後加載它。

private Bitmap downscaleBitmapUsingDensities(final int sampleSize, final int imageResId) { 
    final Options bitmapOptions = new Options(); 
    bitmapOptions.inDensity = sampleSize; 
    bitmapOptions.inTargetDensity = 1; 
    final Bitmap scaledBitmap = BitmapFactory.decodeResource(getResources(), imageResId, bitmapOptions); 
    scaledBitmap.setDensity(Bitmap.DENSITY_NONE); 
    return scaledBitmap; 
} 

sampleSize是一個整數,指定你想多少次源位圖加載到內存之前下采樣。

0

當您使用畢加索加載圖像,你可以用下面的代碼得到畢加索位圖:

Target target = new Target() { 
      @Override 
      public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom from) { 
      // do you compression logic here and apply that bitmap to image 

      } 

      @Override 
      public void onBitmapFailed(Drawable errorDrawable) { 

      } 

      @Override 
      public void onPrepareLoad(Drawable placeHolderDrawable) { 

      } 
     }; 


void foo() { 
     Picasso.with(getContext()).load(getUrl()).into(target); 
} 

由@azizbekian提供的答案會給你縮放圖像的版本,你可以通過使用this link中提到的簡單代碼進一步壓縮它,它也考慮了圖像的方向,縱橫比。

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