Save audio scores and add audio filter config (#7185)

* Send and save score for external events

* Add audio filters config

* Fix access

* Add docs

* Cleanup

frigate/events/audio.py

@@ -19,6 +19,7 @@ from frigate.const import (
     AUDIO_DURATION,
     AUDIO_FORMAT,
     AUDIO_MAX_BIT_RANGE,
+    AUDIO_MIN_CONFIDENCE,
     AUDIO_SAMPLE_RATE,
     CACHE_DIR,
     FRIGATE_LOCALHOST,
@@ -130,7 +131,7 @@ class AudioTfl:
 
         return detections
 
-    def detect(self, tensor_input, threshold=0.8):
+    def detect(self, tensor_input, threshold=AUDIO_MIN_CONFIDENCE):
         detections = []
 
         if self.stop_event.is_set():
@@ -200,7 +201,10 @@ class AudioEventMaintainer(threading.Thread):
                 if label not in self.config.audio.listen:
                     continue
 
-                self.handle_detection(label, score)
+                if score > (self.config.audio.filters or {}).get(label, {}).get(
+                    "threshold", 0.8
+                ):
+                    self.handle_detection(label, score)
 
         self.expire_detections()
 
@@ -233,7 +237,7 @@ class AudioEventMaintainer(threading.Thread):
 
             resp = requests.post(
                 f"{FRIGATE_LOCALHOST}/api/events/{self.config.name}/{label}/create",
-                json={"duration": None, "source_type": "audio"},
+                json={"duration": None, "score": score, "source_type": "audio"},
             )
 
             if resp.status_code == 200:

frigate/events/external.py

@@ -31,6 +31,7 @@ class ExternalEventProcessor:
         label: str,
         source_type: str,
         sub_label: Optional[str],
+        score: int,
         duration: Optional[int],
         include_recording: bool,
         draw: dict[str, any],
@@ -56,6 +57,7 @@ class ExternalEventProcessor:
                     "id": event_id,
                     "label": label,
                     "sub_label": sub_label,
+                    "score": score,
                     "camera": camera,
                     "start_time": now - camera_config.record.events.pre_capture,
                     "end_time": now

frigate/events/maintainer.py

@@ -230,7 +230,11 @@ class EventProcessor(threading.Thread):
                 Event.has_clip: event_data["has_clip"],
                 Event.has_snapshot: event_data["has_snapshot"],
                 Event.zones: [],
-                Event.data: {"type": event_data["type"]},
+                Event.data: {
+                    "type": event_data["type"],
+                    "score": event_data["score"],
+                    "top_score": event_data["score"],
+                },
             }
             Event.insert(event).execute()
         elif event_type == "end":