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Add audio filters config

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This commit is contained in:
Nick Mowen 2023-07-16 16:54:23 -06:00
parent fbbd55149a
commit a1d2f98765
3 changed files with 22 additions and 3 deletions
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18
frigate/config.py
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@ -11,7 +11,13 @@ import numpy as np
from pydantic import BaseModel, Extra, Field, parse_obj_as, validator from pydantic import BaseModel, Extra, Field, parse_obj_as, validator
from pydantic.fields import PrivateAttr from pydantic.fields import PrivateAttr
from frigate.const import CACHE_DIR, DEFAULT_DB_PATH, REGEX_CAMERA_NAME, YAML_EXT from frigate.const import (
AUDIO_MIN_CONFIDENCE,
CACHE_DIR,
DEFAULT_DB_PATH,
REGEX_CAMERA_NAME,
YAML_EXT,
)
from frigate.detectors import DetectorConfig, ModelConfig from frigate.detectors import DetectorConfig, ModelConfig
from frigate.detectors.detector_config import BaseDetectorConfig from frigate.detectors.detector_config import BaseDetectorConfig
from frigate.ffmpeg_presets import ( from frigate.ffmpeg_presets import (
@ -334,6 +340,15 @@ class FilterConfig(FrigateBaseModel):
) )
class AudioFilterConfig(FrigateBaseModel):
threshold: float = Field(
default=0.8,
ge=AUDIO_MIN_CONFIDENCE,
lt=1.0,
title="Minimum detection confidence threshold for audio to be counted.",
)
class RuntimeFilterConfig(FilterConfig): class RuntimeFilterConfig(FilterConfig):
mask: Optional[np.ndarray] mask: Optional[np.ndarray]
raw_mask: Optional[Union[str, List[str]]] raw_mask: Optional[Union[str, List[str]]]
@ -424,6 +439,7 @@ class AudioConfig(FrigateBaseModel):
listen: List[str] = Field( listen: List[str] = Field(
default=DEFAULT_LISTEN_AUDIO, title="Audio to listen for." default=DEFAULT_LISTEN_AUDIO, title="Audio to listen for."
) )
filters: Optional[Dict[str, AudioFilterConfig]] = Field(title="Audio filters.")
enabled_in_config: Optional[bool] = Field( enabled_in_config: Optional[bool] = Field(
title="Keep track of original state of audio detection." title="Keep track of original state of audio detection."
) )

1
frigate/const.py
View File

@ -28,6 +28,7 @@ AUDIO_DURATION = 0.975
AUDIO_FORMAT = "s16le" AUDIO_FORMAT = "s16le"
AUDIO_MAX_BIT_RANGE = 32768.0 AUDIO_MAX_BIT_RANGE = 32768.0
AUDIO_SAMPLE_RATE = 16000 AUDIO_SAMPLE_RATE = 16000
AUDIO_MIN_CONFIDENCE = 0.5
# Regex Consts # Regex Consts

6
frigate/events/audio.py
View File

@ -19,6 +19,7 @@ from frigate.const import (
AUDIO_DURATION, AUDIO_DURATION,
AUDIO_FORMAT, AUDIO_FORMAT,
AUDIO_MAX_BIT_RANGE, AUDIO_MAX_BIT_RANGE,
AUDIO_MIN_CONFIDENCE,
AUDIO_SAMPLE_RATE, AUDIO_SAMPLE_RATE,
CACHE_DIR, CACHE_DIR,
FRIGATE_LOCALHOST, FRIGATE_LOCALHOST,
@ -130,7 +131,7 @@ class AudioTfl:
return detections return detections
def detect(self, tensor_input, threshold=0.8): def detect(self, tensor_input, threshold=AUDIO_MIN_CONFIDENCE):
detections = [] detections = []
if self.stop_event.is_set(): if self.stop_event.is_set():
@ -200,7 +201,8 @@ class AudioEventMaintainer(threading.Thread):
if label not in self.config.audio.listen: if label not in self.config.audio.listen:
continue continue
self.handle_detection(label, score) if score > self.config.audio.filters.get(label, {}).get("threshold", 0):
self.handle_detection(label, score)
self.expire_detections() self.expire_detections()