回放叠加改用展开底图，并统一 2D/3D 投递。

箭头/采集图像与 live 的 processed_frame 对齐；deliver_measurement 先画 2D 再提交同一包给 3D。已用 overlay、scene3d 与 replay 相关测试验证。

apps/studio/tests/test_replay_controller.py

@@ -262,6 +262,32 @@ class _Host:
         self.frames.append(frame)
 
     def show_analysis_packet(self, packet) -> None:
+        self.deliver_measurement(packet, advance="flush", paint_2d=False)
+
+    def deliver_measurement(
+        self,
+        packet,
+        *,
+        advance: str = "tick",
+        arrow_policy=None,
+        image_source: str | None = None,
+        paint_2d: bool = True,
+    ) -> None:
+        if paint_2d:
+            from orisys_app_shared.acquisition.image_backend import ImageFrame
+
+            self.frames.append(
+                ImageFrame(
+                    getattr(packet, "processed_frame", None),
+                    flow=getattr(packet, "flow", None),
+                    depth=getattr(packet, "depth", None),
+                    valid_mask=getattr(packet, "valid_mask", None),
+                    source=image_source or "replay",
+                    frame_id=int(getattr(packet, "frame_id", 0) or 0),
+                    arrow_policy=arrow_policy,
+                    result_available=True,
+                )
+            )
         self.analysis_packets.append(packet)
 
     def drop_render_marker(self) -> None: