fasdfsa commited on
Commit
fb28738
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1 Parent(s): cbefbcf

单字坐标对应的是处理后的图片吗?

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Files changed (1) hide show
  1. draw_box.py +54 -0
draw_box.py ADDED
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+
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+ import json
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+ import glob
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+ from pathlib import Path
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+ import cv2
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+ import numpy as np
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+
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+ def draw_box(pth_webp, pth_boxs):
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+
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+ with open(pth_boxs, encoding='utf-8') as fp:
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+ boxs = json.load(fp)
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+ word_boxes = boxs['text_word_boxes']
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+ word_boxes = word_boxes[::-1] # 逆序
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+ text_word = boxs['text_word']
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+ text_word = text_word[::-1]
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+ rec_texts = boxs['rec_texts']
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+ rec_texts = rec_texts[::-1]
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+ fp.close()
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+
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+ imgData = np.fromfile(pth_webp, dtype=np.uint8)
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+ img = cv2.imdecode(imgData, cv2.IMREAD_UNCHANGED)
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+
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+ if len(img.shape) != 3: # 转彩图
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+ img_color = cv2.cvtColor(img, cv2.COLOR_GRAY2BGR)
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+ img = cv2.cvtColor(img, cv2.COLOR_GRAY2BGR) # DBNet 原版只能处理彩图,这里转一下
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+ else:
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+ img_color = img.copy()
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+
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+
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+ for arr_word, arr_box in zip( text_word, word_boxes):
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+ for word, box in zip(arr_word, arr_box):
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+ lu = [box[0], box[1]]
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+ rd = [box[2], box[3]]
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+ ld = [box[0], box[3]]
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+ ru = [box[2], box[1]]
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+ points = np.array([lu, ru, rd, ld])
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+
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+ cv2.polylines(img_color, [points], isClosed=True, color=( # 多边形,框得比较全
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+ 100, 0, 255), thickness=2) # 只画线,不填充
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+
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+ cv2.imshow("box", img_color)
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+ cv2.waitKey(0)
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+
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+ path_jpg = pth_webp.replace(".webp", ".jpg")
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+ cv2.imwrite(path_jpg, img_color)
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+
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+ def do_drawbox():
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+
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+ pth_box = 'output/SWX0005_00000_00001_res.json'
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+ pth_webp = 'data/SWX0005_00000_00001.webp'
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+ draw_box(pth_webp, pth_box)
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+
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+ if __name__ == "__main__":
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+ do_drawbox()