blakeblackshear.frigate/frigate/config/camera/objects.py

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from typing import Any, Optional, Union
from pydantic import Field, field_serializer
from ..base import FrigateBaseModel
__all__ = ["ObjectConfig", "FilterConfig"]
DEFAULT_TRACKED_OBJECTS = ["person"]
class FilterConfig(FrigateBaseModel):
min_area: int = Field(
default=0, title="Minimum area of bounding box for object to be counted."
)
max_area: int = Field(
default=24000000, title="Maximum area of bounding box for object to be counted."
)
min_ratio: float = Field(
default=0,
title="Minimum ratio of bounding box's width/height for object to be counted.",
)
max_ratio: float = Field(
default=24000000,
title="Maximum ratio of bounding box's width/height for object to be counted.",
)
threshold: float = Field(
default=0.7,
title="Average detection confidence threshold for object to be counted.",
)
min_score: float = Field(
default=0.5, title="Minimum detection confidence for object to be counted."
)
mask: Optional[Union[str, list[str]]] = Field(
default=None,
title="Detection area polygon mask for this filter configuration.",
)
raw_mask: Union[str, list[str]] = ""
@field_serializer("mask", when_used="json")
def serialize_mask(self, value: Any, info):
return self.raw_mask
@field_serializer("raw_mask", when_used="json")
def serialize_raw_mask(self, value: Any, info):
return None
class ObjectConfig(FrigateBaseModel):
track: list[str] = Field(default=DEFAULT_TRACKED_OBJECTS, title="Objects to track.")
filters: dict[str, FilterConfig] = Field(
default_factory=dict, title="Object filters."
)
mask: Union[str, list[str]] = Field(default="", title="Object mask.")