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catch lpr model inference exceptions

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This commit is contained in:
Josh Hawkins 2025-05-07 09:37:27 -05:00
parent e2cf316a62
commit bd8107f54c
1 changed files with 20 additions and 4 deletions
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24
frigate/data_processing/common/license_plate/mixin.py
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@ -79,7 +79,12 @@ class LicensePlateProcessingMixin:
resized_image,
)
outputs = self.model_runner.detection_model([normalized_image])[0]
try:
outputs = self.model_runner.detection_model([normalized_image])[0]
except Exception as e:
logger.warning(f"Error running LPR box detection model: {e}")
return []
outputs = outputs[0, :, :]
if False:
@ -115,7 +120,11 @@ class LicensePlateProcessingMixin:
norm_img = norm_img[np.newaxis, :]
norm_images.append(norm_img)
outputs = self.model_runner.classification_model(norm_images)
try:
outputs = self.model_runner.classification_model(norm_images)
except Exception as e:
logger.warning(f"Error running LPR classification model: {e}")
return
return self._process_classification_output(images, outputs)
@ -152,7 +161,10 @@ class LicensePlateProcessingMixin:
norm_image = norm_image[np.newaxis, :]
norm_images.append(norm_image)
outputs = self.model_runner.recognition_model(norm_images)
try:
outputs = self.model_runner.recognition_model(norm_images)
except Exception as e:
logger.warning(f"Error running LPR recognition model: {e}")
return self.ctc_decoder(outputs)
def _process_license_plate(
@ -968,7 +980,11 @@ class LicensePlateProcessingMixin:
Return the dimensions of the detected plate as [x1, y1, x2, y2].
"""
predictions = self.model_runner.yolov9_detection_model(input)
try:
predictions = self.model_runner.yolov9_detection_model(input)
except Exception as e:
logger.warning(f"Error running YOLOv9 license plate detection model: {e}")
return None
confidence_threshold = self.lpr_config.detection_threshold