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feat!: ImagePHashDatabase

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283375
2023-09-27 17:15:21 +08:00
parent 65430a30b8
commit be87a0fbe1
3 changed files with 87 additions and 18 deletions
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18
src/arcaea_offline_ocr/b30/chieri/v4/ocr.py
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@ -3,9 +3,11 @@ from typing import List, Optional, Tuple
import cv2
import numpy as np
from PIL import Image
from ....crop import crop_xywh
from ....ocr import FixRects, ocr_digits_by_contour_knn, preprocess_hog
from ....phash_db import ImagePHashDatabase
from ....sift_db import SIFTDatabase
from ....types import Mat, cv2_ml_KNearest
from ....utils import construct_int_xywh_rect
@ -19,12 +21,12 @@ class ChieriBotV4Ocr:
self,
score_knn: cv2_ml_KNearest,
pfl_knn: cv2_ml_KNearest,
sift_db: SIFTDatabase,
phash_db: ImagePHashDatabase,
factor: Optional[float] = 1.0,
):
self.__score_knn = score_knn
self.__pfl_knn = pfl_knn
self.__sift_db = sift_db
self.__phash_db = phash_db
self.__rois = ChieriBotV4Rois(factor)
@property
@ -44,12 +46,12 @@ class ChieriBotV4Ocr:
self.__pfl_knn = knn_digits_model
@property
def sift_db(self):
return self.__sift_db
def phash_db(self):
return self.__phash_db
@sift_db.setter
def sift_db(self, sift_db: SIFTDatabase):
self.__sift_db = sift_db
@phash_db.setter
def phash_db(self, phash_db: ImagePHashDatabase):
self.__phash_db = phash_db
@property
def rois(self):
@ -98,7 +100,7 @@ class ChieriBotV4Ocr:
jacket_roi = cv2.cvtColor(
crop_xywh(component_bgr, jacket_rect), cv2.COLOR_BGR2GRAY
)
return self.sift_db.lookup_img(jacket_roi)[0]
return self.phash_db.lookup_image(Image.fromarray(jacket_roi))[0]
# def ocr_component_score_paddle(self, component_bgr: Mat) -> int:
# # sourcery skip: inline-immediately-returned-variable