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image_tfserving_bak.py
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import os
from flask import Flask, flash, request, redirect, url_for
from werkzeug.utils import secure_filename
from flask import send_from_directory
import cv2
import numpy as np
import utils
# import tensorflow as tf
from PIL import Image
from plate_color_detect import detect_color
import os
import json
import requests
os.environ['TF_CPP_MIN_LOG_LEVEL'] = '3'
input_size = 416
UPLOAD_FOLDER = './pre_out/'
ALLOWED_EXTENSIONS = set(['txt', 'pdf', 'png', 'jpg', 'jpeg', 'gif'])
app = Flask(__name__)
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
def allowed_file(filename):
return '.' in filename and \
filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
@app.route('/', methods=['GET', 'POST'])
def upload_file():
for i in os.listdir("./pre_out/"):
if os.path.splitext(i)[1] == '.jpg':
os.remove("./pre_out/" + i)
if request.method == 'POST':
# check if the post request has the file part
if 'file' not in request.files:
flash('No file part')
return redirect(request.url)
file = request.files['file']
# if user does not select file, browser also
# submit an empty part without filename
if file.filename == '':
flash('No selected file')
return redirect(request.url)
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))
return redirect(url_for('uploaded_file',
filename=filename))
return '''
<!doctype html>
<title>Upload new File</title>
<h1>Upload new File</h1>
<form method=post enctype=multipart/form-data>
<input type=file name=file>
<input type=submit value=Upload>
</form>
'''
@app.route('/uploads/<filename>')
def uploaded_file(filename):
print(filename)
g_plate, b_plate, y_plate = detect_color("pre_out/"+filename)
is_img(g_plate, 'g')
is_img(b_plate, 'b')
is_img(y_plate, 'y')
os.remove("pre_out/" + filename)
for i in os.listdir("./pre_out/"):
if os.path.splitext(i)[1] == '.jpg':
return send_from_directory(app.config['UPLOAD_FOLDER'],
i)
def is_img(img_cv, color):
j = 0
if len(img_cv) != 0:
print("---1312--------------")
for i in range (len(img_cv)):
im_cv_r = cv2.resize(img_cv[i], (1300, 414))
gray = cv2.cvtColor(im_cv_r, cv2.COLOR_BGR2GRAY)
equ = cv2.equalizeHist(gray)
gaussian = cv2.GaussianBlur(gray, (3, 3), 0, 0, cv2.BORDER_DEFAULT)
median = cv2.medianBlur(gaussian, 3)
original_image = median
original_image_size = original_image.shape[:2]
image_data = utils.image_preporcess(np.copy(original_image), [input_size, input_size])
image_data = image_data[np.newaxis, ...]
data = json.dumps({"signature_name": "serving_default",
"instances": image_data.tolist()})
headers = {"content-type": "application/json"}
num_classes=65
json_response = requests.post(
'http://172.20.81.241:8500/v1/models/yolov3:predict', data=data, headers=headers)
predictions = json.loads(json_response.text)['predictions']
pred_sbbox, pred_mbbox, pred_lbbox =predictions[0]['pred_sbbox'],predictions[0]['pred_mbbox'],predictions[0]['pred_lbbox']
pred_bbox = np.concatenate([np.reshape(pred_sbbox, (-1, 5 + num_classes)),
np.reshape(pred_mbbox, (-1, 5 + num_classes)),
np.reshape(pred_lbbox, (-1, 5 + num_classes))], axis=0)
bboxes = utils.postprocess_boxes(pred_bbox, original_image_size, input_size, 0.3)
bboxes = utils.nms(bboxes, 0.45, method='nms')
if np.array(bboxes).shape[0] > 6:
image = utils.draw_bbox(im_cv_r, bboxes)
# print(image)
name = color +'im' + str(i) + '.jpg'
path = os.path.join("./pre_out/", name)
cv2.imwrite(path,image)
print("-------------")
if __name__ == '__main__':
app.run(debug=True, host='0.0.0.0')
# detect_color('/home/cupcon/sqs/yolov3-tf/plate_rec_tfserving/WechatIMG14.jpeg')
# print('asd')