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predict_system_1780.py
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predict_system_1780.py
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import tools.infer.utility as utility# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import sys
import subprocess
__dir__ = os.path.dirname(os.path.abspath(__file__))
sys.path.append(__dir__)
sys.path.append(os.path.abspath(os.path.join(__dir__, '../..')))
os.environ["FLAGS_allocator_strategy"] = 'auto_growth'
import os
import cv2
import copy
import numpy as np
import time
import logging
from PIL import Image
import tools.infer.utility as utility
import tools.infer.predict_rec as predict_rec
import tools.infer.predict_det as predict_det
import tools.infer.predict_cls as predict_cls
from ppocr.utils.utility import get_image_file_list, check_and_read_gif
from ppocr.utils.logging import get_logger
from tools.infer.utility import get_rotate_crop_image, draw_ocr_box_txt_user
logger = get_logger()
class TextSystem(object):
def __init__(self, args):
self.text_detector = predict_det.TextDetector(args)
self.text_recognizer = predict_rec.TextRecognizer(args)
self.use_angle_cls = args.use_angle_cls
self.drop_score = args.drop_score
if self.use_angle_cls:
self.text_classifier = predict_cls.TextClassifier(args)
self.args = args
self.crop_image_res_index = 0
print("2")
def draw_crop_rec_res(self, output_dir, img_crop_list, rec_res):
os.makedirs(output_dir, exist_ok=True)
bbox_num = len(img_crop_list)
for bno in range(bbox_num):
cv2.imwrite(
os.path.join(output_dir,
f"mg_crop_{bno + self.crop_image_res_index}.jpg"),
img_crop_list[bno])
logger.debug(f"{bno}, {rec_res[bno]}")
self.crop_image_res_index += bbox_num
def __call__(self, img, cls=True):
print("3")
ori_im = img.copy()
dt_boxes, elapse = self.text_detector(img)
# print(dt_boxes)
logger.debug("dt_boxes num : {}, elapse : {}".format(
len(dt_boxes), elapse))
if dt_boxes is None:
return None, None
img_crop_list = []
dt_boxes_other = sorted_boxes(dt_boxes)
for bno in range(len(dt_boxes_other)):
tmp_box = copy.deepcopy(dt_boxes_other[bno])
tmp_box = np.array(tmp_box, dtype=np.float32)
tmp_box = cv2.minAreaRect(tmp_box)
points = sorted(list(cv2.boxPoints(tmp_box)), key=lambda x: x[0])
index_1, index_2, index_3, index_4 = 0, 1, 2, 3
if points[1][1] > points[0][1]:
index_1 = 0
index_4 = 1
else:
index_1 = 1
index_4 = 0
if points[3][1] > points[2][1]:
index_2 = 2
index_3 = 3
else:
index_2 = 3
index_3 = 2
box = [
points[index_1], points[index_2], points[index_3], points[index_4]
]
center = np.array(
[points[index_1].tolist(), points[index_2].tolist(), points[index_3].tolist(), points[index_4].tolist()]
, dtype="float32")
print(box)
print(type(box))
img_crop = get_rotate_crop_image(ori_im, box, center)
img_crop_list.append(img_crop)
# if self.use_angle_cls and cls:
# img_crop_list, angle_list, elapse = self.text_classifier(
# img_crop_list)
# logger.debug("cls num : {}, elapse : {}".format(
# len(img_crop_list), elapse))
rec_res, elapse = self.text_recognizer(img_crop_list)
logger.debug("rec_res num : {}, elapse : {}".format(
len(rec_res), elapse))
# if self.args.save_crop_res:
# self.draw_crop_rec_res(self.args.crop_res_save_dir, img_crop_list,
# rec_res)
filter_boxes, filter_rec_res = [], []
for box, rec_reuslt in zip(dt_boxes, rec_res):
text, score = rec_reuslt
if score >= self.drop_score:
filter_boxes.append(box)
filter_rec_res.append(rec_reuslt)
return filter_boxes, filter_rec_res
def sorted_boxes(dt_boxes):
"""
Sort text boxes in order from top to bottom, left to right
args:
dt_boxes(array):detected text boxes with shape [4, 2]
return:
sorted boxes(array) with shape [4, 2]
"""
num_boxes = dt_boxes.shape[0]
sorted_boxes = sorted(dt_boxes, key=lambda x: (x[0][1], x[0][0]))
_boxes = list(sorted_boxes)
for i in range(num_boxes - 1):
if abs(_boxes[i + 1][0][1] - _boxes[i][0][1]) < 10 and \
(_boxes[i + 1][0][0] < _boxes[i][0][0]):
tmp = _boxes[i]
_boxes[i] = _boxes[i + 1]
_boxes[i + 1] = tmp
return _boxes
def main(args, img):
# image_file_list = get_image_file_list(args.image_dir)
# image_file_list = image_file_list[args.process_id::args.total_process_num]
global draw_img
text_sys = TextSystem(args)
is_visualize = True
font_path = args.vis_font_path
drop_score = 0.85
total_time = 0
cpu_mem, gpu_mem, gpu_util = 0, 0, 0
_st = time.time()
starttime = time.time()
print("1")
dt_boxes, rec_res = text_sys(img)
rec_res_new = []
elapse = time.time() - starttime
total_time += elapse
for text, score in rec_res:
if score >= drop_score:
logger.debug("{}, {:.3f}".format(text, score))
rec_res_new.append([text, score])
if is_visualize:
image = Image.fromarray(cv2.cvtColor(img, cv2.COLOR_BGR2RGB))
boxes = dt_boxes
txts = [rec_res[i][0] for i in range(len(rec_res))]
scores = [rec_res[i][1] for i in range(len(rec_res))]
draw_img = draw_ocr_box_txt_user(
image,
boxes,
txts,
scores,
drop_score=drop_score,
font_path=font_path)
# draw_img = draw_text_det_res(boxes, image)
# draw_img_save_dir = args.draw_img_save_dir
# os.makedirs(draw_img_save_dir, exist_ok=True)
return rec_res_new, draw_img, elapse
# if __name__ == "__main__":
# args = utility.parse_args()
# if args.use_mp:
# p_list = []
# total_process_num = args.total_process_num
# for process_id in range(total_process_num):
# cmd = [sys.executable, "-u"] + sys.argv + [
# "--process_id={}".format(process_id),
# "--use_mp={}".format(False)
# ]
# p = subprocess.Popen(cmd, stdout=sys.stdout, stderr=sys.stdout)
# p_list.append(p)
# for p in p_list:
# p.wait()
# else:
# main(args)