Close the AAA loop

src/process_pipeline.c

@@ -1033,6 +1033,10 @@ update_state(MPPipeline *pipeline, const mp_state_proc *new_state)
                 .focus.value = state_proc.focus.value,
                 .focus.max = state_proc.focus.max,
                 .focus.manual = state_proc.focus.manual,
+
+                .stats.exposure = state_proc.stats.exposure,
+                .stats.whitebalance = state_proc.stats.whitebalance,
+                .stats.focus = state_proc.stats.focus,
         };
         mp_main_update_state(&new_main);
 }