Add buffer.rewind() (#23955)

shell/platform/android/io/flutter/embedding/android/FlutterImageView.java

@@ -22,6 +22,7 @@ import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 import io.flutter.embedding.engine.renderer.FlutterRenderer;
 import io.flutter.embedding.engine.renderer.RenderSurface;
+import java.nio.ByteBuffer;
 import java.util.LinkedList;
 import java.util.Queue;
 
@@ -266,7 +267,9 @@ public class FlutterImageView extends View implements RenderSurface {
             Bitmap.createBitmap(
                 desiredWidth, desiredHeight, android.graphics.Bitmap.Config.ARGB_8888);
       }
-      currentBitmap.copyPixelsFromBuffer(imagePlane.getBuffer());
+      ByteBuffer buffer = imagePlane.getBuffer();
+      buffer.rewind();
+      currentBitmap.copyPixelsFromBuffer(buffer);
     }
   }