python
1from datetime import datetime 2from PIL import Image, ImageTk 3from pyzbar.pyzbar import decode 4import cv2 5import queue 6import threading 7import tkinter as tk 8import time 9 10 11class App:12 def __init__(self, win):13 video_source = 014 self.vcap = cv2.VideoCapture(video_source, cv2.CAP_DSHOW)15 self.width = self.vcap.get(cv2.CAP_PROP_FRAME_WIDTH)16 self.height = self.vcap.get(cv2.CAP_PROP_FRAME_HEIGHT)17 self.font = cv2.FONT_HERSHEY_SIMPLEX 18 19 self.data_queue = queue.Queue()20 21 self.win = win 22 self.win.title("Camera")23 self.thread = threading.Thread(target=self.get_queue)24 self.thread.start()25 self.disp_center(self.win, 720, 480)26 #self.win.protocol(self.snapshot,self.close)27 self.win.protocol("WM_DELETE_WINDOW", self.close)28 self.create_view()29 self.bind_event()30 #self.update_by_timer()31 self.canvas.after(15, self.update_by_timer)32 33 34 35 def disp_center(self, win, wx=400, wy=300):36 #win.resizable(0, 0)37 dx = win.winfo_screenwidth()38 dy = win.winfo_screenheight()39 win_size = str(wx) + "x" + str(wy) + \ 40 "+" + str(int(dx/2 - wx/2)) + "+" + str(int(dy/2 - wy/2))41 win.geometry(win_size)42 43 44 def close(self):45 self.data_queue.put(["close", None])46 self.thread.join()47 self.win.destroy()48 self.vcap.release()49 cv2.destroyAllWindows()50 51 52 53 54 55 def create_view(self):56 self.win.rowconfigure(0, weight=1)57 self.win.columnconfigure(0, weight=1)58 59 self.frame = tk.Frame(self.win, relief="sunken", bd=1)60 self.frame.grid(row=0, column=0, sticky="nsew")61 self.frame.rowconfigure(0, weight=1)62 self.frame.columnconfigure(0, weight=1)63 64 self.canvas = tk.Canvas(self.frame)65 self.canvas.grid(row=0, column=0, sticky="nsew", padx=10, pady=10)66 67 ret, frm = self.vcap.read()68 #print("ret: {}".format(ret))69 #print("frm: {}".format(frm))70 self.frame = cv2.cvtColor(frm, cv2.COLOR_BGR2RGB)71 self.photo = ImageTk.PhotoImage(image = Image.fromarray(self.frame),master=self.win)72 #self.canvas.update()73 cv_w = self.canvas.winfo_reqwidth()74 cv_h = self.canvas.winfo_reqheight()75 self.img_id = self.canvas.create_image(cv_w // 2, cv_h // 2, image=self.photo, anchor="center")76 77 78 """ 79 self.canvas.update() 80 cv_w = self.canvas.winfo_width() 81 cv_h = self.canvas.winfo_height() 82 83 rec_id = self.canvas.create_rectangle(0, 0, cv_w, cv_h, fill="black") 84 85 86 # 長方形の座標取得 87 rec_pos = self.canvas.coords(rec_id) 88 # テキストを描画（位置は適当） 89 text_id = self.canvas.create_text(0, 0, text="NO SIGNAL", font=("", 20), fill="white") 90 # テキストのサイズ取得 91 text_size = self.canvas.bbox(text_id) 92 # テキストの座標移動 93 rc_x = rec_pos[2] / 2 94 rc_y = rec_pos[2] / 3 95 tc_y = text_size[3] / 2 96 self.canvas.move(text_id, rc_x - (rec_pos[0] / 2), rc_y - tc_y) 97 """98 99 self.button = tk.Button(self.win, text="Snapshot", command=self.pushed_button)100 self.button.grid(row=1, column=0, sticky="", pady=10)101 102 103 def pushed_button(self):104 self.data_queue.put(["snapshot", None])105 106 107 def update_by_timer(self):108 ret, frm = self.vcap.read()109 #print("ret: {}".format(ret))110 #print("frm: {}".format(frm))111 self.frame = cv2.cvtColor(frm, cv2.COLOR_BGR2RGB)112 self.photo = ImageTk.PhotoImage(image = Image.fromarray(self.frame),master=self.win)113 self.canvas.itemconfig(self.img_id, image=self.photo)114 self.canvas.after(15, self.update_by_timer)115 116 117 def update_by_resize(self, e):118 self.canvas.itemconfig(self.img_id, image=self.photo, anchor="center")119 cv_w = self.canvas.winfo_width()120 cv_h = self.canvas.winfo_height()121 self.canvas.coords(self.img_id, cv_w // 2, cv_h // 2)122 123 124 def bind_event(self):125 self.canvas.bind("<Configure>", self.update_by_resize)126 127 128 def get_queue(self):129 while True:130 msg, data = self.data_queue.get()131 if msg == "snapshot":132 self.snapshot()133 time.sleep(3)134 break135 elif msg == "close":136 break137 else:138 print("----- msg error -----")139 break140 141 def snapshot(self):142 filename = "C:/Users/gmasa/OneDrive/" + "L53H" + ".jpg"143 cv2.imwrite( filename,144 cv2.cvtColor( self.frame, cv2.COLOR_BGR2RGB ) )145 print(filename)146 #self.data_queue.put(["close", None])147 time.sleep(1.5)148 #self.close()149 self.close()150 151 152 153 154 155 156 157 158 159 def mach(self):160 # 検索対象画像とテンプレート画像の読み込み161 img = cv2.imread("C:/Users/gmasa/OneDrive/L53H.jpg")162 template = cv2.imread('C:/Users/gmasa/Videos/input.jpg')163 164 # テンプレート画像の幅と高さを取得165 w, h, _ = template.shape 166 167 # 画像の検索（Template Matching）168 result = cv2.matchTemplate(img, template, cv2.TM_CCORR_NORMED)169 # 検索結果の信頼度と位置座標の取得170 min_val, max_val, min_loc, max_loc = cv2.minMaxLoc(result)171 172 173 # 検索結果の左上頂点の座標を取得174 top_left = max_loc 175 176 # 検索結果の右下頂点の座標を取得177 bottom_right = (top_left[0] + w, top_left[1] + h)178 179 # 検索対象画像内に、検索結果を長方形で描画180 cv2.rectangle(img, top_left, bottom_right, (255, 255, 0), 2)181 182 # 画像を表示183 cv2.imshow('img', img)184 cv2.imwrite("C:/Users/gmasa/Videos/match3.jpg", img)185 cv2.waitKey(1) 186 187 188def main():189 win = tk.Tk()190 App(win)191 win.mainloop()192 193 194 195if __name__ == "__main__":196 main()
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