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JingDong_IMGsearch.py
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JingDong_IMGsearch.py
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import cv2
import numpy as np
from PIL import Image
import requests
from io import BytesIO
import matplotlib
matplotlib.use('TkAgg')
import matplotlib.pyplot as mp
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2Tk
import tkinter as tk
# import tkinter.messagebox
from tkinter import ttk
import urllib.request
import re
import webbrowser as web
import warnings
def getImageByUrl(url):
# 根据图片url 获取图片对象
html = requests.get(url, verify=False)
image = Image.open(BytesIO(html.content))
return image
class object_search:
def search_onWeb(self, keyname):
# 搜索相似图像
self.imgurl = []
self.weburl = []
key = urllib.request.quote(keyname)
page = 1
while page < self.max_page + 1:
self.url = "https://search.jd.com/Search?keyword=" + key + "&page=" + str(page)
self.data = urllib.request.urlopen(self.url).read().decode("utf-8","ignore")
print('第' + str(page) + '页data的长度为:' + str(len(self.data)))
self.imagelist = re.compile(self.pat).findall(self.data)
print('第' + str(page) + '页imagelist的长度为:' + str(len(self.imagelist)))
if(len(self.imagelist) == 0):# 重复搜索
page = page
else:
for j in range(0,len(self.imagelist)):
img = self.imagelist[j]
httpimg = "https://" + img
self.get_img2(httpimg)
self.compare()
if(self.diff_a < self.Threshold and self.diff_d < self.Threshold):
self.imgurl.append(httpimg)
web_pat = "href=\"//(\S+)\"\s+.*\D+.*" + img
web = re.compile(web_pat).findall(self.data)
web = "https://" + web[0]
self.weburl.append(web)
page = page + 1
comboxlist["values"] = (self.weburl)
app_state.set('状态: 完成')
'''
file = "jingdong/" + str(j) + ".jpg"
urllib.request.urlretrieve(httpimg, filename = file)
'''
def ad_Hash(self):
# 哈希算法计算特征直方图
self.img1_pro = cv2.resize(self.img1, (8, 8))
gray = cv2.cvtColor(self.img1_pro, cv2.COLOR_BGR2GRAY)
s = 0
self.hash_str_1_a = ''
for i in range(8):
for j in range(8):
s = s + gray[i, j]
avg = int(s / 64)
for i in range(8):
for j in range(8):
if gray[i, j] > avg:
self.hash_str_1_a = self.hash_str_1_a + '1'
else:
self.hash_str_1_a = self.hash_str_1_a + '0'
self.hash_str_1_d = ''
for i in range(8):
for j in range(8):
if j + 1 < 8:
if gray[i, j] > gray[i, j + 1]:
self.hash_str_1_d = self.hash_str_1_d + '1'
else:
self.hash_str_1_d = self.hash_str_1_d + '0'
elif i < 7:
if gray[i, j] > gray[i + 1, 0]:
self.hash_str_1_d = self.hash_str_1_d + '1'
else:
self.hash_str_1_d = self.hash_str_1_d + '0'
else:
if gray[i, j] > gray[0, 0]:
self.hash_str_1_d = self.hash_str_1_d + '1'
else:
self.hash_str_1_d = self.hash_str_1_d + '0'
self.img2_pro = cv2.resize(self.img2, (8, 8))
gray = cv2.cvtColor(self.img2_pro, cv2.COLOR_BGR2GRAY)
s = 0
self.hash_str_2_a = ''
for i in range(8):
for j in range(8):
s = s + gray[i, j]
avg = int(s / 64)
for i in range(8):
for j in range(8):
if gray[i, j] > avg:
self.hash_str_2_a = self.hash_str_2_a + '1'
else:
self.hash_str_2_a = self.hash_str_2_a + '0'
self.hash_str_2_d = ''
for i in range(8):
for j in range(8):
if j + 1 < 8:
if gray[i, j] > gray[i, j + 1]:
self.hash_str_2_d = self.hash_str_2_d + '1'
else:
self.hash_str_2_d = self.hash_str_2_d + '0'
elif i < 7:
if gray[i, j] > gray[i + 1, 0]:
self.hash_str_2_d = self.hash_str_2_d + '1'
else:
self.hash_str_2_d = self.hash_str_2_d + '0'
else:
if gray[i, j] > gray[0, 0]:
self.hash_str_2_d = self.hash_str_2_d + '1'
else:
self.hash_str_2_d = self.hash_str_2_d + '0'
def compare(self):
# 将特征直方图相比较，计算相似度
self.ad_Hash()
self.diff_a = 0
self.diff_d = 0
for i in range(64):
if self.hash_str_1_a[i] != self.hash_str_2_a[i]:
self.diff_a = self.diff_a + 1
if self.hash_str_1_d[i] != self.hash_str_2_d[i]:
self.diff_d = self.diff_d + 1
print('均值哈希算法相似度:'+ str(self.diff_a))
print('差值哈希算法相似度:'+ str(self.diff_d))
def get_img1(self, path1):
self.img1 = cv2.imread(path1)
def get_img2(self, path2):
self.img2 = getImageByUrl(path2)
self.img2 = cv2.cvtColor(np.asarray(self.img2), cv2.COLOR_RGB2BGR)
def __init__(self):
# self.pat = "data-img=\"1\" src=\"//(img\S+jpg)"
# self.pat = "img width=\"220\" height=\"220\" data-img=\S+\D+(img\S+jpg)"
self.pat = "img width=\"220\" height=\"220\" data-img=\"1\" \S+//(img\S+jpg)"
self.max_page = 10
self.Threshold = 20
self.img1 = 0
self.img2 = 0
self.imgurl = []
self.weburl = []
def show_img(self, key):
if key == 1:
mp.figure(1)
mp.clf()
mp.imshow(Image.fromarray(cv2.cvtColor(my_search.img1, cv2.COLOR_BGR2RGB)))
mp.subplots_adjust(top=1, bottom=0, left=0, right=1, hspace=0, wspace=0)
mp.axis('off')
imgbox1.draw()
else:
mp.figure(2)
mp.clf()
mp.imshow(Image.fromarray(cv2.cvtColor(my_search.img2, cv2.COLOR_BGR2RGB)))
mp.subplots_adjust(top=1, bottom=0, left=0, right=1, hspace=0, wspace=0)
mp.axis('off')
imgbox2.draw()
def openfile_dialog():# 打开文件对话框并选择图片
global my_img, initialgray_matrix
root_picture = tk.filedialog.askopenfilename(title = 'please select one .jpg picture',
filetypes = [('picture files','.jpg')])
my_search.get_img1(root_picture)
my_search.show_img(1)
app_state.set('状态: 忙碌')
my_search = object_search()
def choose_web(*args):# 下拉列表选择函数
my_search.get_img2(my_search.imgurl[comboxlist.current()])
my_search.show_img(2)
def choose_page(*args):
my_search.max_page = int(comboxlist1.get())
def set_Threshold(Text):# 设定哈希算法阈值
my_search.Threshold = int(Text)
def OpenWeb():# 通过网址打开网页
web.open(comboxlist.get())
def gui_init():
global imgbox1, imgbox2, comboxlist, comboxlist1, app_state
root_window = tk.Tk()
root_window.title('图像目标检索')
root_window.resizable(0, 0)
root_window.geometry('512x434')
originImg_lab = tk.Label(root_window, text = '原始图像')
originImg_lab.place(x = 100, y = 10)
searchImg_lab = tk.Label(root_window, text = '匹配到的图像')
searchImg_lab.place(x = 340, y = 10)
keyname_lab = tk.Label(root_window, text = '关键词:')
keyname_lab.place(x = 20, y = 330)
keyname_txt = tk.Entry(root_window, bd = 2)
keyname_txt.place(x = 80, y = 330)
app_state = tk.StringVar()
app_state.set('状态: 空闲')
state_lab = tk.Label(root_window, textvariable = app_state, font = ('Songti', 15))
state_lab.place(x = 200, y = 270)
openfile_btn = tk.Button(root_window,bg = 'White',height = 2,width = 10,text = '图像选择',command = openfile_dialog)
openfile_btn.place(x = 20,y = 370)
urlread_btn = tk.Button(root_window,bg = 'White',height = 2,width = 10,text = '图像搜索',command = lambda : my_search.search_onWeb(keyname_txt.get()))
urlread_btn.place(x = 200,y = 370)
openWeb_btn = tk.Button(root_window,bg = 'White',height = 2,width = 10,text = '打开网址',command = OpenWeb)
openWeb_btn.place(x = 380,y = 370)
fig1 = mp.figure(1)
imgbox1 = FigureCanvasTkAgg(fig1, master = root_window)
imgbox1._tkcanvas.place(relx = 0.05, rely = 0.1, width = 200, height = 220)
fig2 = mp.figure(2)
imgbox2 = FigureCanvasTkAgg(fig2, master = root_window)
imgbox2._tkcanvas.place(relx = 0.55, rely = 0.1, width = 200, height = 220)
pageSet_lab = tk.Label(root_window, text = '最大搜索页数:')
pageSet_lab.place(x = 20, y = 300)
comvalue1 = tk.StringVar()# 页数选择下拉列表
comboxlist1 = ttk.Combobox(root_window, textvariable = comvalue1, width = 10)
comboxlist1["values"] = ("1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12" ,"13", "14", "15")
comboxlist1.bind("<<ComboboxSelected>>", choose_page)
comboxlist1.place(x = 110, y = 300)
findweb_lab = tk.Label(root_window, text = '搜索到的网址:')
findweb_lab.place(x = 240, y = 330)
comvalue = tk.StringVar()# 网址选择下拉列表
comboxlist = ttk.Combobox(root_window, textvariable = comvalue, width = 20)
comboxlist["values"] = (my_search.weburl)
comboxlist.bind("<<ComboboxSelected>>", choose_web)
comboxlist.place(x = 330, y = 330)
Threshold_lab = tk.Label(root_window, text = '阈值选择:')
Threshold_lab.place(x = 240, y = 300)
limit_val = tk.IntVar()# 阈值条
limit_scale = tk.Scale(root_window,variable = limit_val,orient = 'horizonta',length = 160,from_ = 0,to = 30, command = set_Threshold)
limit_scale.place(x = 320, y = 280)
if __name__ == '__main__':
warnings.filterwarnings('ignore')
gui_init()