Add review config for cutoff times

docs/docs/configuration/reference.md

@@ -390,6 +390,8 @@ review:
     labels:
       - car
       - person
+    # Time to cutoff alerts after no alert-causing activity has occurred (default: shown below)
+    cutoff_time: 40
     # Optional: required zones for an object to be marked as an alert (default: none)
     # NOTE: when settings required zones globally, this zone must exist on all cameras
     #       or the config will be considered invalid. In that case the required_zones
@@ -404,6 +406,8 @@ review:
     labels:
       - car
       - person
+    # Time to cutoff detections after no detection-causing activity has occurred (default: shown below)
+    cutoff_time: 30
     # Optional: required zones for an object to be marked as a detection (default: none)
     # NOTE: when settings required zones globally, this zone must exist on all cameras
     #       or the config will be considered invalid. In that case the required_zones

frigate/config/camera/review.py

@@ -26,6 +26,10 @@ class AlertsConfig(FrigateBaseModel):
     enabled_in_config: Optional[bool] = Field(
         default=None, title="Keep track of original state of alerts."
     )
+    cutoff_time: int = Field(
+        default=40,
+        title="Time to cutoff alerts after no alert-causing activity has occurred.",
+    )
 
     @field_validator("required_zones", mode="before")
     @classmethod
@@ -48,6 +52,10 @@ class DetectionsConfig(FrigateBaseModel):
         default_factory=list,
         title="List of required zones to be entered in order to save the event as a detection.",
     )
+    cutoff_time: int = Field(
+        default=30,
+        title="Time to cutoff detection after no detection-causing activity has occurred.",
+    )
 
     enabled_in_config: Optional[bool] = Field(
         default=None, title="Keep track of original state of detections."

frigate/review/maintainer.py

@@ -40,9 +40,6 @@ logger = logging.getLogger(__name__)
 THUMB_HEIGHT = 180
 THUMB_WIDTH = 320
 
-THRESHOLD_ALERT_ACTIVITY = 40
-THRESHOLD_DETECTION_ACTIVITY = 30
-
 
 class PendingReviewSegment:
     def __init__(
@@ -472,11 +469,14 @@ class ReviewSegmentMaintainer(threading.Thread):
                     return
 
             if segment.severity == SeverityEnum.alert and frame_time > (
-                segment.last_alert_time + THRESHOLD_ALERT_ACTIVITY
+                segment.last_alert_time + camera_config.review.alerts.cutoff_time
             ):
                 needs_new_detection = (
                     segment.last_detection_time > segment.last_alert_time
-                    and (segment.last_detection_time + THRESHOLD_DETECTION_ACTIVITY)
+                    and (
+                        segment.last_detection_time
+                        + camera_config.review.detections.cutoff_time
+                    )
                     > frame_time
                 )
                 last_detection_time = segment.last_detection_time
@@ -510,7 +510,8 @@ class ReviewSegmentMaintainer(threading.Thread):
                             activity.camera_config.name
                         ].last_detection_time = last_detection_time
             elif segment.severity == SeverityEnum.detection and frame_time > (
-                segment.last_detection_time + THRESHOLD_DETECTION_ACTIVITY
+                segment.last_detection_time
+                + camera_config.review.detections.cutoff_time
             ):
                 self._publish_segment_end(segment, prev_data)