图片生成Gcode 通过提取图片内容轮廓生成Gcode

import tkinter as tk from tkinter import filedialog import time import os import cv2 import numpy as np import multiprocessing as mlp from PIL import Image, ImageTk#图像控件 def s1_satting(value): global img1,canny,value1,value2, pic value1 = value canny= cv2.Canny(img1, int(value1), int(value2)) opencv_image_gray = cv2.cvtColor(canny, cv2.COLOR_GRAY2RGB) pilImage=Image.fromarray(opencv_image_gray) pic = ImageTk.PhotoImage(image=pilImage) def s2_satting(value): global img1,canny,value1,value2, pic value2 = value canny= cv2.Canny(img1, int(value1), int(value2)) #cvimage = cv2.cvtColor(canny, cv2.COLOR_BGR2RGBA) opencv_image_gray = cv2.cvtColor(canny, cv2.COLOR_GRAY2RGB) pilImage=Image.fromarray(opencv_image_gray) pic = ImageTk.PhotoImage(image=pilImage) def quit(): global key key=False #打开文件夹 def opendir(): global file, last_file nfile = filedialog.askopenfilename(initialdir=os.getcwd()) if len(nfile) == 0: file = last_file else: file = nfile last_file = nfile print(file) if file !=None: pic_process() #图片处理 def pic_process(): global file, w, h, pic, img1, canny, photo, x1_value Img = cv2.imread(file) size = Img.shape #获取图片的宽高 w = size[1] #宽度 h = size[0] #高度 x1_value = w img1 = cv2.GaussianBlur(Img,(3,3),0) canny = cv2.Canny(img1, value1, value2) opencv_image_gray = cv2.cvtColor(canny, cv2.COLOR_GRAY2RGB) pilImage=Image.fromarray(opencv_image_gray) pic = ImageTk.PhotoImage(image=pilImage) photo = tk.PhotoImage(file=file) #线长限制 def line_restrict(): global line_len, top Line_restrict = tk.Toplevel(top) Line_restrict.geometry("200x80") Line_restrict.config(bg="white") line_scale = tk.Scale(Line_restrict, from_=0, to=20, resolution =1, label = "低于此长度的线段将被舍去", length =200, sliderlength= 20, width = 8, orient=tk.HORIZONTAL, repeatdelay=0, command = line_len_change ) line_scale.set(value=line_len) line_scale.pack() Line_restrict.mainloop def line_len_change(value): global line_len line_len = int(value) #Gcode 生成 def Gcode_create(): global canny, line_len, file, Gcode_create_log,contours, w, x1_value, x0_init, y0_init if file == None: gcode_create_err = tk.Toplevel(top) gcode_create_err.geometry("200x150") gcode_create_err.config(bg="white") frame = tk.Frame(gcode_create_err) frame.pack(side="top", anchor="se",) err = tk.Label(frame, font=("Arial", 25),text = "请先打开文件") err.pack(side="top") gcode_create_err.mainloop() else: static_code = ['G21','G90','G92 X0Y0','S1000','F3000','G0Z0','M5','G4 P0.2'] contours, hierarchy = cv2.findContours( canny, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_NONE) file = open('result.gcode','w') for code in static_code: file.write(code) file.write('\n') linenum=0 for line in contours: if len(line) >= line_len: if linenum!=0: file.write("G1G90 Z0.0F6000\n") file.write("G0 X"+str(round(int(x0_init)+line[0][0][0]*(int(x1_value)/int(w)),3))+"Y"+str(round(int(y0_init)+line[0][0][1]*(int(x1_value)/int(w)),3))+"\n") file.write("G1G90 Z4.0F6000\n") for dot in line: file.write('G1 '+'X'+str(round(int(x0_init)+dot[0][0]*(int(x1_value)/int(w)),3))+'Y'+str(int(y0_init)+round(dot[0][1]*(int(x1_value)/int(w)),3))) file.write('\n') linenum+=1 file.write("G1G90 Z0.0F6000\n") file.write("G90G0 X0Y0\n") file.close() Gcode_create_log = True print("create over!") def threshold_window(): global value1, value2, top, file Threshold_window = tk.Toplevel(top) Threshold_window.geometry("200x150") Threshold_window.config(bg="white") if file == None: frame = tk.Frame(Threshold_window) frame.pack(side="top", anchor="se",) # 创建日期标签 err = tk.Label(frame, font=("Arial", 25),text = "请先打开文件") err.pack(side="top") else: s1=tk.Scale(Threshold_window, from_ =0, to =255,resolution =1, length =200, sliderlength= 20, width = 8, orient=tk.HORIZONTAL, repeatdelay=0, label = "threshold1", command = s1_satting ) s1.pack(side = "top",anchor= "sw", expand=True) s1.set(value=value1) s2=tk.Scale(Threshold_window, from_ =0, to =255, resolution =1, length =200, sliderlength= 20, width = 8, orient=tk.HORIZONTAL, repeatdelay=0, label = "threshold2", command = s2_satting) s2.pack(side = "top",anchor= "sw", expand=True) s2.set(value=value2) def size_setting(): global x1_value size_window = tk.Toplevel(top) size_window.geometry("200x150") size_window.config(bg="white") frame = tk.Frame(size_window) frame.pack(side="top", anchor="se",) if file == None: # 创建日期标签 err = tk.Label(frame, font=("Arial", 25),text = "请先打开文件") err.pack(side="top") else: x1=tk.Scale(size_window, from_ =50, to =500,resolution =1, length =200, sliderlength= 20, width = 8, orient=tk.HORIZONTAL, repeatdelay=0, label = "x/mm", command = x1_setting ) x1.pack(side = "top") x1.set(value=x1_value) y1_label = tk.Label(frame, font=("Arial", 12),text = "y的值将随x同比例增大缩小") y1_label.pack(side="left",anchor="nw") def x1_setting(value): global x1_value x1_value = value def Preview(): global Gcode_create_log, w, h, preview_log,contours, line_len,canvas2, dot_sum,dot_num,preview_canny if Gcode_create_log == False: gcode_create_err = tk.Toplevel(top) gcode_create_err.geometry("200x150") gcode_create_err.config(bg="white") frame = tk.Frame(gcode_create_err) frame.pack(side="top", anchor="se",) err = tk.Label(frame, font=("Arial", 20),text = "请先生成Gcode") err.pack(side="top") gcode_create_err.mainloop() else: dot_sum = 0 dot_num = 0 for LINE in contours: dot_sum+=len(LINE) preview_canny = np.zeros((h,w),dtype=np.uint8) preview_log = True def dot_create(): global contours,dot_sum,dot_num,preview_canny,pre_pic temp_dot = dot_num for LINE in contours: if temp_dot<len(LINE): preview_canny[LINE[temp_dot][0][1]][LINE[temp_dot][0][0]] = np.uint8(255) opencv_image_GRAY = cv2.cvtColor(preview_canny, cv2.COLOR_GRAY2RGB) pilImage=Image.fromarray(opencv_image_GRAY) pre_pic = ImageTk.PhotoImage(image=pilImage) break else: temp_dot -= len(LINE) dot_num +=1 def i