Split config.py into multiple files (#14038)

* Replace logging.warn with logging.warning

* Install config global state early

* Split config.py into more manageable pieces

frigate/config/camera/objects.py

@@ -0,0 +1,55 @@
+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.")