package com.android.server.wm;
import static android.app.ActivityManager.ENABLE_TASK_SNAPSHOTS;
-import static android.graphics.GraphicBuffer.USAGE_HW_TEXTURE;
-import static android.graphics.GraphicBuffer.USAGE_SW_READ_NEVER;
-import static android.graphics.GraphicBuffer.USAGE_SW_WRITE_RARELY;
-import static android.graphics.PixelFormat.RGBA_8888;
+import static android.graphics.Bitmap.Config.ARGB_8888;
+import static android.graphics.Bitmap.Config.HARDWARE;
import android.annotation.Nullable;
import android.app.ActivityManager;
import android.app.ActivityManager.StackId;
import android.app.ActivityManager.TaskSnapshot;
+import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.GraphicBuffer;
import android.graphics.Rect;
import com.android.server.wm.TaskSnapshotSurface.SystemBarBackgroundPainter;
import java.io.PrintWriter;
-import java.util.function.Consumer;
/**
* When an app token becomes invisible, we take a snapshot (bitmap) of the corresponding task and
final int color = task.getTaskDescription().getBackgroundColor();
final int statusBarColor = task.getTaskDescription().getStatusBarColor();
final int navigationBarColor = task.getTaskDescription().getNavigationBarColor();
- final GraphicBuffer buffer = GraphicBuffer.create(mainWindow.getFrameLw().width(),
- mainWindow.getFrameLw().height(),
- RGBA_8888, USAGE_HW_TEXTURE | USAGE_SW_WRITE_RARELY | USAGE_SW_READ_NEVER);
- if (buffer == null) {
- return null;
- }
- final Canvas c = buffer.lockCanvas();
+ final Bitmap b = Bitmap.createBitmap(mainWindow.getFrameLw().width(),
+ mainWindow.getFrameLw().height(), ARGB_8888);
+ final Canvas c = new Canvas(b);
c.drawColor(color);
final LayoutParams attrs = mainWindow.getAttrs();
final SystemBarBackgroundPainter decorPainter = new SystemBarBackgroundPainter(attrs.flags,
attrs.privateFlags, attrs.systemUiVisibility, statusBarColor, navigationBarColor);
decorPainter.setInsets(mainWindow.mContentInsets, mainWindow.mStableInsets);
decorPainter.drawDecors(c, null /* statusBarExcludeFrame */);
- buffer.unlockCanvasAndPost(c);
- return new TaskSnapshot(buffer, topChild.getConfiguration().orientation,
- mainWindow.mStableInsets, false /* reduced */, 1.0f /* scale */);
+
+ // Flush writer.
+ c.setBitmap(null);
+ final Bitmap hwBitmap = b.copy(HARDWARE, false /* isMutable */);
+ return new TaskSnapshot(hwBitmap.createGraphicBufferHandle(),
+ topChild.getConfiguration().orientation, mainWindow.mStableInsets,
+ false /* reduced */, 1.0f /* scale */);
}
/**