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pos97em56 5 months ago
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basic/basic_process.py
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import tkinter as tk
from tkinter import filedialog, messagebox, Toplevel
from PIL import Image, ImageTk
import numpy as np
import cv2
import os
# 全局变量声明
img_path = "" # 用于存储图像路径
src = None # 用于存储已选择的图像
X = None # 用于存储第一张图像
Y = None # 用于存储第二张图像
img_label = None # 用于存储显示选择的图片的标签
edge = None # 用于存储当前处理后的图像
# 用于不同功能的Toplevel窗口
AffineWin = None
TurnWin = None
ArithWin = None
def select_image(root):
"""
选择图像并显示在主窗口中
"""
global img_path, src, img_label, edge
# 打开文件对话框选择图像文件
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.jpeg;*.bmp")])
if img_path:
# 处理图像路径以确保反斜杠正确处理，并使用UTF-8编码处理中文路径
img_path_fixed = os.path.normpath(img_path)
# 读取图像文件
src_temp = cv2.imdecode(np.fromfile(img_path_fixed, dtype=np.uint8), cv2.IMREAD_UNCHANGED)
if src_temp is None:
messagebox.showerror("错误", "无法读取图片，请选择有效的图片路径")
return
src = cv2.cvtColor(src_temp, cv2.COLOR_BGR2RGB)
# 检查 img_label 是否存在且有效
if img_label is None or not img_label.winfo_exists():
img_label = tk.Label(root)
img_label.pack(side=tk.TOP, pady=10)
# 显示缩略图
img = Image.open(img_path)
img.thumbnail((160, 160))
img_tk = ImageTk.PhotoImage(img)
img_label.configure(image=img_tk)
img_label.image = img_tk
# 更新 edge 变量为 PIL.Image 对象，以便稍后保存
edge = Image.fromarray(src)
else:
messagebox.showerror("错误", "没有选择图片路径")
def show_selected_image(root):
"""
显示选定的图像
"""
global img_label
img_label = tk.Label(root)
img_label.pack(side=tk.TOP, pady=10)
img = Image.open(img_path)
img.thumbnail((160, 160))
img_tk = ImageTk.PhotoImage(img)
img_label.configure(image=img_tk)
img_label.image = img_tk
def changeSize(event, img, LabelPic):
"""
根据窗口大小调整图像大小
"""
img_aspect = img.shape[1] / img.shape[0] # 计算图像的宽高比
new_aspect = event.width / event.height # 计算窗口的新宽高比
if new_aspect > img_aspect:
new_width = int(event.height * img_aspect) # 根据新高度计算新宽度
new_height = event.height # 使用新高度
else:
new_width = event.width # 使用新宽度
new_height = int(event.width / img_aspect) # 根据新宽度计算新高度
resized_image = cv2.resize(img, (new_width, new_height)) # 调整图像大小
image1 = ImageTk.PhotoImage(Image.fromarray(resized_image))
LabelPic.image = image1
LabelPic['image'] = image1
def savefile():
"""
保存处理后的图像文件
"""
global edge
# 打开保存文件对话框
filename = filedialog.asksaveasfilename(defaultextension=".jpg", filetypes=[("JPEG files", "*.jpg"), ("PNG files", "*.png"), ("BMP files", "*.bmp")])
if not filename:
return
if edge is not None:
try:
edge.save(filename)
messagebox.showinfo("保存成功", "图片保存成功！")
except Exception as e:
messagebox.showerror("保存失败", f"无法保存图片: {e}")
else:
messagebox.showerror("保存失败", "没有图像可保存")
def affine_tra(root):
"""
对图像进行仿射变换
"""
global src, AffineWin, edge
#判断是否已经选取图片
if src is None:
messagebox.showerror("错误", "没有选择图片！")
return
rows, cols = src.shape[:2] # 获取图像的行和列
# 设置图像仿射变化矩阵
post1 = np.float32([[50, 50], [200, 50], [50, 200]])
post2 = np.float32([[10, 100], [200, 50], [100, 250]])
m = cv2.getAffineTransform(post1, post2)
# 图像仿射变换
result = cv2.warpAffine(src, m, (cols, rows))
# 更新 edge 变量
edge = Image.fromarray(result)
# 创建Toplevel窗口
try:
if AffineWin:
AffineWin.destroy()
except Exception:
print("NVM")
finally:
AffineWin = Toplevel(root)
AffineWin.attributes('-topmost', True)
AffineWin.geometry("360x300")
AffineWin.resizable(True, True)
AffineWin.title("仿射变换结果")
# 显示图像
LabelPic = tk.Label(AffineWin, text="IMG", width=360, height=240)
image = ImageTk.PhotoImage(Image.fromarray(result))
LabelPic.image = image
LabelPic['image'] = image
LabelPic.bind('<Configure>', lambda event: changeSize(event, result, LabelPic))
LabelPic.pack(fill=tk.BOTH, expand=tk.YES)
# 添加保存按钮
btn_save = tk.Button(AffineWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14),
width=20, command=savefile)
btn_save.pack(pady=10)
def turn(root):
"""
对图像进行翻转操作
"""
global src, TurnWin, edge
if src is None:
messagebox.showerror("错误", "没有选择图片！")
return
# 水平镜像
horizontal = cv2.flip(src, 1)
# 垂直镜像
vertical = cv2.flip(src, 0)
# 对角镜像
cross = cv2.flip(src, -1)
# 将三种翻转图像组合成一个图像进行显示
combined = np.hstack((horizontal, vertical, cross))
# 更新 edge 变量
edge = Image.fromarray(combined)
# 创建Toplevel窗口
try:
if TurnWin:
TurnWin.destroy()
except Exception as e:
print("NVM")
finally:
TurnWin = Toplevel(root)
TurnWin.attributes('-topmost', True)
TurnWin.geometry("720x300")
TurnWin.resizable(True, True)
TurnWin.title("翻转结果")
# 显示图像
LabelPic = tk.Label(TurnWin, text="IMG", width=720, height=240)
image = ImageTk.PhotoImage(Image.fromarray(combined))
LabelPic.image = image
LabelPic['image'] = image
LabelPic.bind('<Configure>', lambda event: changeSize(event, combined, LabelPic))
LabelPic.pack(fill=tk.BOTH, expand=tk.YES)
# 添加保存按钮
btn_save = tk.Button(TurnWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
def arithmetic(root):
"""
对图像进行算术变换操作
"""
global src, X, Y, ArithWin, img_label_first, img_label_second, edge
final = None # 用于存储最终的算术运算结果
def select_first_image():
"""
选择第一张图像
"""
global X, img_label_first
ArithWin.attributes('-topmost', True) # 设置窗口为最上层
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.bmp;*.jpeg")], parent=ArithWin)
ArithWin.attributes('-topmost', False) # 恢复窗口最上层属性
if img_path:
img_path_fixed = os.path.normpath(img_path)
img_temp = cv2.imdecode(np.fromfile(img_path_fixed, dtype=np.uint8), cv2.IMREAD_UNCHANGED)
if img_temp is None:
messagebox.showerror("错误", "无法读取图片，请选择有效的图片路径")
return
image = cv2.cvtColor(img_temp, cv2.COLOR_BGR2RGB) # 转换颜色空间
img = Image.fromarray(image)
img.thumbnail((100, 100)) # 缩略图
img_tk = ImageTk.PhotoImage(img)
img_label_first.configure(image=img_tk)
img_label_first.image = img_tk
else:
messagebox.showerror("错误", "没有选择图片路径")
X = image.copy()
def select_second_image():
"""
选择第二张图像
"""
global Y, img_label_second
ArithWin.attributes('-topmost', True) # 设置窗口为最上层
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.bmp;*.jpeg")], parent=ArithWin)
ArithWin.attributes('-topmost', False) # 恢复窗口最上层属性
if img_path:
img_path_fixed = os.path.normpath(img_path)
img_temp = cv2.imdecode(np.fromfile(img_path_fixed, dtype=np.uint8), cv2.IMREAD_UNCHANGED)
if img_temp is None:
messagebox.showerror("错误", "无法读取图片，请选择有效的图片路径")
return
image = cv2.cvtColor(img_temp, cv2.COLOR_BGR2RGB) # 转换颜色空间
img = Image.fromarray(image)
img.thumbnail((100, 100)) # 缩略图
img_tk = ImageTk.PhotoImage(img)
img_label_second.configure(image=img_tk)
img_label_second.image = img_tk
else:
messagebox.showerror("错误", "没有选择图片路径")
Y = image.copy()
def perform_operation(operation):
"""
执行图像算术运算
"""
nonlocal final
if X is None or Y is None:
messagebox.showerror("错误", "请选择两张图片")
return
# 调整Y图像的尺寸和通道数与X一致
Y_resized = cv2.resize(Y, (X.shape[1], X.shape[0]))
if len(X.shape) != len(Y_resized.shape):
if len(X.shape) == 2:
Y_resized = cv2.cvtColor(Y_resized, cv2.COLOR_BGR2GRAY)
else:
Y_resized = cv2.cvtColor(Y_resized, cv2.COLOR_GRAY2BGR)
if operation == "add":
final = cv2.add(X, Y_resized)
elif operation == "sub":
final = cv2.subtract(X, Y_resized)
elif operation == "mult":
final = cv2.multiply(X, Y_resized)
show_result(final)
def show_result(result_image):
"""
显示运算结果图像
"""
global edge # 更新全局变量 edge
edge = Image.fromarray(result_image)
result_window = Toplevel(root)
result_window.attributes('-topmost', True)
result_window.geometry("620x480")
result_window.resizable(True, True)
result_window.title("运算结果")
LabelPic = tk.Label(result_window, text="IMG", width=720, height=240)
image = ImageTk.PhotoImage(Image.fromarray(result_image))
LabelPic.image = image
LabelPic['image'] = image
LabelPic.bind('<Configure>', lambda event: changeSize(event, result_image, LabelPic))
LabelPic.pack(fill=tk.BOTH, expand=tk.YES)
# 添加保存按钮
btn_save = tk.Button(result_window, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
# 创建算术运算窗口
try:
if ArithWin:
ArithWin.destroy()
except Exception as e:
print("NVM")
finally:
ArithWin = Toplevel(root)
ArithWin.attributes('-topmost', True)
ArithWin.geometry("720x480")
ArithWin.resizable(True, True)
ArithWin.title("选择运算类型")
# 添加一个框架来容纳两个图像标签
frame = tk.Frame(ArithWin)
frame.pack(pady=10)
img_label_first = tk.Label(frame)
img_label_first.pack(side=tk.LEFT, padx=10)
img_label_second = tk.Label(frame)
img_label_second.pack(side=tk.RIGHT, padx=10)
# 添加选择图像和运算按钮
btn_select_first = tk.Button(ArithWin, text="选择第一张图片", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=select_first_image)
btn_select_first.pack(pady=10)
btn_select_second = tk.Button(ArithWin, text="选择第二张图片", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=select_second_image)
btn_select_second.pack(pady=10)
btn_add = tk.Button(ArithWin, text="加法", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=lambda: perform_operation("add"))
btn_add.pack(pady=10)
btn_sub = tk.Button(ArithWin, text="减法", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=lambda: perform_operation("sub"))
btn_sub.pack(pady=10)
btn_mult = tk.Button(ArithWin, text="乘法", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=lambda: perform_operation("mult"))
btn_mult.pack(pady=10)
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