Realiza varios ajustes para melhorar o tracking e o render de video

video_render/rendering.py

@@ -345,7 +345,9 @@ class VideoRenderer:
             target_width=settings.rendering.frame_width,
             target_height=settings.rendering.frame_height,
             frame_skip=settings.rendering.smart_framing_frame_skip,
-            smoothing_window=settings.rendering.smart_framing_smoothing_window
+            smoothing_window=settings.rendering.smart_framing_smoothing_window,
+            max_velocity=settings.rendering.smart_framing_max_velocity,
+            person_switch_cooldown=settings.rendering.smart_framing_person_switch_cooldown
         )
 
     def render(
@@ -436,12 +438,10 @@ class VideoRenderer:
                     audio_samples=audio_samples
                 )
 
-                # Apply smart framing based on detected layout
-                use_split_screen = framing_plan.layout_mode in ["dual_split", "grid"]
+                # Apply smart framing (always single-person focus)
                 video_clip = self.smart_framer.apply_framing(
                     video_clip=subclip,
-                    framing_plan=framing_plan,
-                    use_split_screen=use_split_screen
+                    framing_plan=framing_plan
                 )
 
                 logger.info(f"Smart framing applied: layout={framing_plan.layout_mode}, "
@@ -602,6 +602,10 @@ class VideoRenderer:
         if audio_clip is not None and audio_needs_close:
             audio_clip.close()
 
+        # Force garbage collection to free memory after rendering
+        import gc
+        gc.collect()
+
         return str(output_path)
 
     def _materialize_audio(