Ensure motion is correctly set when adjusting masks

frigate/motion/improved_motion.py

@@ -239,6 +239,12 @@ class ImprovedMotionDetector(MotionDetector):
         )
         self.mask = np.where(resized_mask == [0])
 
+        # Reset motion detection state when mask changes
+        # so motion detection can quickly recalibrate with the new mask
+        self.avg_frame = np.zeros(self.motion_frame_size, np.float32)
+        self.calibrating = True
+        self.motion_frame_count = 0
+
     def stop(self) -> None:
         """stop the motion detector."""
         pass

frigate/video.py

@@ -771,6 +771,7 @@ def process_frames(
             camera_enabled = camera_config.enabled
 
         if "motion" in updated_configs:
+            motion_detector.config = camera_config.motion
             motion_detector.update_mask()
 
         if (

web/src/components/settings/PolygonItem.tsx

@@ -26,7 +26,7 @@ import {
   toRGBColorString,
 } from "@/utils/canvasUtil";
 import { Polygon, PolygonType } from "@/types/canvas";
-import { useCallback, useContext, useMemo, useState } from "react";
+import { useCallback, useMemo, useState } from "react";
 import axios from "axios";
 import { Toaster } from "@/components/ui/sonner";
 import { toast } from "sonner";
@@ -34,7 +34,6 @@ import useSWR from "swr";
 import { FrigateConfig } from "@/types/frigateConfig";
 import { reviewQueries } from "@/utils/zoneEdutUtil";
 import IconWrapper from "../ui/icon-wrapper";
-import { StatusBarMessagesContext } from "@/context/statusbar-provider";
 import { buttonVariants } from "../ui/button";
 import { Trans, useTranslation } from "react-i18next";
 
@@ -61,7 +60,6 @@ export default function PolygonItem({
   const { data: config, mutate: updateConfig } =
     useSWR<FrigateConfig>("config");
   const [deleteDialogOpen, setDeleteDialogOpen] = useState(false);
-  const { addMessage } = useContext(StatusBarMessagesContext)!;
   const [isLoading, setIsLoading] = useState(false);
 
   const cameraConfig = useMemo(() => {
@@ -171,10 +169,22 @@ export default function PolygonItem({
         }
       }
 
+      const updateTopicType =
+        polygon.type === "zone"
+          ? "zones"
+          : polygon.type === "motion_mask"
+            ? "motion"
+            : polygon.type === "object_mask"
+              ? "objects"
+              : polygon.type;
+
       setIsLoading(true);
 
       await axios
-        .put(`config/set?${url}`, { requires_restart: 0 })
+        .put(`config/set?${url}`, {
+          requires_restart: 0,
+          update_topic: `config/cameras/${polygon.camera}/${updateTopicType}`,
+        })
         .then((res) => {
           if (res.status === 200) {
             toast.success(
@@ -220,12 +230,6 @@ export default function PolygonItem({
   const handleDelete = () => {
     setActivePolygonIndex(undefined);
     saveToConfig(polygon);
-    addMessage(
-      "masks_zones",
-      t("masksAndZones.restart_required"),
-      undefined,
-      "masks_zones",
-    );
   };
 
   return (