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https://github.com/kerberos-io/openalpr-base.git
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140 lines
3.9 KiB
Plaintext
140 lines
3.9 KiB
Plaintext
[common]
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; Specify the path to the runtime data directory
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runtime_dir = ${CMAKE_INSTALL_PREFIX}/share/openalpr/runtime_data
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ocr_img_size_percent = 1.33333333
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state_id_img_size_percent = 2.0
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; detection will ignore plates that are too large. This is a good efficiency technique to use if the
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; plates are going to be a fixed distance away from the camera (e.g., you will never see plates that fill
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; up the entire image
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max_plate_width_percent = 100
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max_plate_height_percent = 100
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; detection_iteration_increase is the percentage that the LBP frame increases each iteration.
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; It must be greater than 1.0. A value of 1.01 means increase by 1%, 1.10 increases it by 10% each time.
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; So a 1% increase would be ~10x slower than 10% to process, but it has a higher chance of landing
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; directly on the plate and getting a strong detection
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detection_iteration_increase = 1.1
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; The minimum detection strength determines how sure the detection algorithm must be before signaling that
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; a plate region exists. Technically this corresponds to LBP nearest neighbors (e.g., how many detections
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; are clustered around the same area). For example, 2 = very lenient, 9 = very strict.
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detection_strictness = 3
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; The detection doesn't necessarily need an extremely high resolution image in order to detect plates
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; Using a smaller input image should still find the plates and will do it faster
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; Tweaking the max_detection_input values will resize the input image if it is larger than these sizes
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; max_detection_input_width/height are specified in pixels
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max_detection_input_width = 1280
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max_detection_input_height = 720
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max_plate_angle_degrees = 15
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ocr_min_font_point = 6
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; Minimum OCR confidence percent to consider.
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postprocess_min_confidence = 65
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; Any OCR character lower than this will also add an equally likely
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; chance that the character is incorrect and will be skipped. Value is a confidence percent
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postprocess_confidence_skip_level = 80
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; Reduces the total permutations to consider for scoring.
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postprocess_max_substitutions = 2
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; Results with fewer characters will be discarded
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postprocess_min_characters = 4
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postprocess_max_characters = 8
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[debug]
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general = 0
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timing = 0
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state_id = 0
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plate_lines = 0
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plate_corners = 0
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char_segment = 0
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char_analysis = 0
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color_filter = 0
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ocr = 0
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postprocess = 0
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show_images = 0
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pause_on_frame = 0
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;;; Country Specific variables ;;;;
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[us]
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; 30-50, 40-60, 50-70, 60-80
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char_analysis_min_pct = 0.30
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char_analysis_height_range = 0.20
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char_analysis_height_step_size = 0.10
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char_analysis_height_num_steps = 4
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segmentation_min_box_width_px = 4
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segmentation_min_charheight_percent = 0.5;
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segmentation_max_segment_width_percent_vs_average = 1.35;
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plate_width_mm = 304.8
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plate_height_mm = 152.4
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multiline = 0
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char_height_mm = 70
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char_width_mm = 35
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char_whitespace_top_mm = 38
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char_whitespace_bot_mm = 38
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template_max_width_px = 120
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template_max_height_px = 60
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; Higher sensitivity means less lines
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plateline_sensitivity_vertical = 25
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plateline_sensitivity_horizontal = 45
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; Regions smaller than this will be disqualified
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min_plate_size_width_px = 70
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min_plate_size_height_px = 35
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ocr_language = lus
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[eu]
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; One-line European style plates
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; 35-50; 45-60, 55-70, 65-80, 75-90
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char_analysis_min_pct = 0.35
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char_analysis_height_range = 0.15
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char_analysis_height_step_size = 0.10
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char_analysis_height_num_steps = 5
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segmentation_min_box_width_px = 5
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segmentation_min_charheight_percent = 0.4;
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segmentation_max_segment_width_percent_vs_average = 2.0;
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plate_width_mm = 520
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plate_height_mm = 110
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multiline = 0
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char_height_mm = 80
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char_width_mm = 53
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char_whitespace_top_mm = 10
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char_whitespace_bot_mm = 10
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template_max_width_px = 184
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template_max_height_px = 46
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; Higher sensitivity means less lines
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plateline_sensitivity_vertical = 18
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plateline_sensitivity_horizontal = 55
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; Regions smaller than this will be disqualified
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min_plate_size_width_px = 100
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min_plate_size_height_px = 20
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ocr_language = leu
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