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lpr fixes

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- remove duplicate code
- fix min_area check for non frigate+ code path
- move log outside of non frigate+ code path
This commit is contained in:
Josh Hawkins 2026-05-02 06:34:20 -05:00
parent 45213d0420
commit a136dbdb9e
1 changed files with 3 additions and 9 deletions
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12
frigate/data_processing/common/license_plate/mixin.py
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@ -1073,10 +1073,6 @@ class LicensePlateProcessingMixin:
top_score = score top_score = score
top_box = bbox top_box = bbox
if score > top_score:
top_score = score
top_box = bbox
# Return the top scoring bounding box if found # Return the top scoring bounding box if found
if top_box is not None: if top_box is not None:
# expand box by 5% to help with OCR # expand box by 5% to help with OCR
@ -1092,9 +1088,6 @@ class LicensePlateProcessingMixin:
] ]
).clip(0, [input.shape[1], input.shape[0]] * 2) ).clip(0, [input.shape[1], input.shape[0]] * 2)
logger.debug(
f"{camera}: Found license plate. Bounding box: {expanded_box.astype(int)}"
)
return tuple(int(x) for x in expanded_box) # type: ignore[return-value] return tuple(int(x) for x in expanded_box) # type: ignore[return-value]
else: else:
return None # No detection above the threshold return None # No detection above the threshold
@ -1360,8 +1353,8 @@ class LicensePlateProcessingMixin:
) )
# check that license plate is valid # check that license plate is valid
# double the value because we've doubled the size of the car # quadruple the value because we've doubled both dimensions of the car
if license_plate_area < self.config.cameras[camera].lpr.min_area * 2: if license_plate_area < self.config.cameras[camera].lpr.min_area * 4:
logger.debug(f"{camera}: License plate is less than min_area") logger.debug(f"{camera}: License plate is less than min_area")
return return
@ -1465,6 +1458,7 @@ class LicensePlateProcessingMixin:
license_plate_frame, license_plate_frame,
) )
logger.debug(f"{camera}: Found license plate. Bounding box: {list(plate_box)}")
logger.debug(f"{camera}: Running plate recognition for id: {id}.") logger.debug(f"{camera}: Running plate recognition for id: {id}.")
# run detection, returns results sorted by confidence, best first # run detection, returns results sorted by confidence, best first