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packages/avatar/src/AvatarImage.ts

@@ -314,6 +314,9 @@ export class AvatarImage implements IAvatarImage, IAvatarEffectListener
         const canvas = GetRenderer().texture.generateCanvas(texture);
 
         const url = canvas.toDataURL('image/png');
+		
+		canvas.width = 0;
+        canvas.height = 0;
 
         return url;
     }

packages/avatar/src/cache/ImageData.ts

@@ -23,6 +23,12 @@ export class ImageData
 
     public dispose(): void
     {
+		if(this._container)
+        {
+            this._container.destroy({ children: true });
+            this._container = null;
+        }
+		
         this._texture = null;
         this._regPoint = null;
         this._colorTransform = null;