110 lines
2.9 KiB
Python

from dataclasses import dataclass
from typing import Callable, Optional
from cv2 import COLOR_BGR2HSV, GaussianBlur, cvtColor, imread
from .crop import *
from .device import Device
from .mask import *
from .ocr import *
from .types import Mat
from .utils import imread_unicode
__all__ = [
"process_digits_ocr_img",
"process_tesseract_ocr_img",
"recognize_pure",
"recognize_far_lost",
"recognize_score",
"recognize_max_recall",
"recognize_rating_class",
"recognize_title",
"RecognizeResult",
"recognize",
]
def process_digits_ocr_img(img_hsv_cropped: Mat, mask=Callable[[Mat], Mat]):
img_hsv_cropped = mask(img_hsv_cropped)
img_hsv_cropped = GaussianBlur(img_hsv_cropped, (3, 3), 0)
return img_hsv_cropped
def process_tesseract_ocr_img(img_hsv_cropped: Mat, mask=Callable[[Mat], Mat]):
img_hsv_cropped = mask(img_hsv_cropped)
img_hsv_cropped = GaussianBlur(img_hsv_cropped, (1, 1), 0)
return img_hsv_cropped
def recognize_pure(img_hsv_cropped: Mat):
return ocr_pure(process_digits_ocr_img(img_hsv_cropped, mask=mask_gray))
def recognize_far_lost(img_hsv_cropped: Mat):
return ocr_far_lost(process_digits_ocr_img(img_hsv_cropped, mask=mask_gray))
def recognize_score(img_hsv_cropped: Mat):
return ocr_score(process_digits_ocr_img(img_hsv_cropped, mask=mask_white))
def recognize_max_recall(img_hsv_cropped: Mat):
return ocr_max_recall(process_tesseract_ocr_img(img_hsv_cropped, mask=mask_gray))
def recognize_rating_class(img_hsv_cropped: Mat):
return ocr_rating_class(
process_tesseract_ocr_img(img_hsv_cropped, mask=mask_rating_class)
)
def recognize_title(img_hsv_cropped: Mat):
return ocr_title(process_tesseract_ocr_img(img_hsv_cropped, mask=mask_white))
@dataclass(kw_only=True)
class RecognizeResult:
pure: Optional[int]
far: Optional[int]
lost: Optional[int]
score: Optional[int]
max_recall: Optional[int]
rating_class: Optional[int]
title: str
def recognize(img_filename: str, device: Device):
img = imread_unicode(img_filename)
img_hsv = cvtColor(img, COLOR_BGR2HSV)
pure_roi = crop_to_pure(img_hsv, device)
pure = recognize_pure(pure_roi)
far_roi = crop_to_far(img_hsv, device)
far = recognize_far_lost(far_roi)
lost_roi = crop_to_lost(img_hsv, device)
lost = recognize_far_lost(lost_roi)
score_roi = crop_to_score(img_hsv, device)
score = recognize_score(score_roi)
max_recall_roi = crop_to_max_recall(img_hsv, device)
max_recall = recognize_max_recall(max_recall_roi)
rating_class_roi = crop_to_rating_class(img_hsv, device)
rating_class = recognize_rating_class(rating_class_roi)
title_roi = crop_to_title(img_hsv, device)
title = recognize_title(title_roi)
return RecognizeResult(
pure=pure,
far=far,
lost=lost,
score=score,
max_recall=max_recall,
rating_class=rating_class,
title=title,
)