commit 1280675468e4b5d07aab4e97de6778a112d71b45
author Santiago Etchebehere <santie@google.com> Mon Apr 15 15:33:47 2019 -0300
committer Santiago Etchebehere <santie@google.com> Mon Apr 15 16:45:20 2019 -0300
tree 79f0be76ae672ba15ef09d6a66ed4efbfcf32e56
parent 888e47873eaf15fd5aab70ff17c2b8eb01f49124

Do not use bitmap cache on low ram devices

Bypass the cache in low ram devices

Bug: 128923737
Change-Id: I493ba5f7c575099f37b3c8def98d9bd707b899cc

src/com/android/wallpaper/asset/BitmapCachingAsset.java

diff --git a/src/com/android/wallpaper/asset/BitmapCachingAsset.java b/src/com/android/wallpaper/asset/BitmapCachingAsset.java
index 86170b3..5bc3703 100644
--- a/src/com/android/wallpaper/asset/BitmapCachingAsset.java
+++ b/src/com/android/wallpaper/asset/BitmapCachingAsset.java
@@ -16,11 +16,14 @@
 package com.android.wallpaper.asset;
 
 import android.app.Activity;
+import android.app.ActivityManager;
+import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.Rect;
 import android.util.LruCache;
 
 import androidx.annotation.Nullable;
+import androidx.core.app.ActivityManagerCompat;
 
 import java.util.Objects;
 
@@ -65,14 +68,23 @@
         }
     };
 
+    private final boolean mIsLowRam;
     private final Asset mOriginalAsset;
 
-    public BitmapCachingAsset(Asset originalAsset) {
+    public BitmapCachingAsset(Context context, Asset originalAsset) {
         mOriginalAsset = originalAsset;
+        mIsLowRam = ActivityManagerCompat.isLowRamDevice(
+                (ActivityManager) context.getApplicationContext().getSystemService(
+                        Context.ACTIVITY_SERVICE));
     }
 
     @Override
     public void decodeBitmap(int targetWidth, int targetHeight, BitmapReceiver receiver) {
+        // Skip the cache in low ram devices
+        if (mIsLowRam) {
+            mOriginalAsset.decodeBitmap(targetWidth, targetHeight, receiver::onBitmapDecoded);
+            return;
+        }
         CacheKey key = new CacheKey(mOriginalAsset, targetWidth, targetHeight);
         Bitmap cached = sCache.get(key);
         if (cached != null) {