Autotracking improvements and bugfixes (#7984)

* add zoom factor and catch motion exception

* reword error message

* check euclidean distance of estimate points

* use numpy for euclidean distance

* config entry

* use zoom factor and zoom based on velocity

* move debug inside try

* change log type to info

* logger level warning

* docs

* exception handling

frigate/config.py

@@ -152,6 +152,12 @@ class PtzAutotrackConfig(FrigateBaseModel):
     zooming: ZoomingModeEnum = Field(
         default=ZoomingModeEnum.disabled, title="Autotracker zooming mode."
     )
+    zoom_factor: float = Field(
+        default=0.3,
+        title="Zooming factor (0.1-0.75).",
+        ge=0.1,
+        le=0.75,
+    )
     track: List[str] = Field(default=DEFAULT_TRACKED_OBJECTS, title="Objects to track.")
     required_zones: List[str] = Field(
         default_factory=list,