ADD file via upload

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pos97em56 5 months ago
parent 2540c2295f
commit 885fa7ea6f

@ -0,0 +1,429 @@
import tkinter as tk
from tkinter import filedialog, messagebox
from tkinter import Toplevel
from PIL import Image, ImageTk
import numpy as np
import cv2
import os
img_path = "" # 全局变量,用于存储图像路径
src = None # 全局变量,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 # 全局变量,用于存储显示选择的图片的标签
edge = None
GraylineWin = None
GraylogWin = None
EqualWin = None
RegulWin = None
def select_image(root):
global img_path, src, img_label, edge
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.jpeg;*.bmp")])
if img_path:
# 确保路径中的反斜杠正确处理,并使用 UTF-8 编码处理中文路径
img_path_fixed = os.path.normpath(img_path)
# 图像输入
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)
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
# 定义 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):
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):
img_aspect = img.shape[1] / img.shape[0]
new_aspect = event.width / event.height
if new_aspect > img_aspect:
new_width = int(event.height * img_aspect)
new_height = event.height
else:
new_width = event.width
new_height = int(event.width / img_aspect)
resized_image = cv2.resize(img, (new_width, new_height))
image1 = ImageTk.PhotoImage(Image.fromarray(resized_image))
LabelPic.image = image1
LabelPic['image'] = image1
def savefile():
global edge
filename = filedialog.asksaveasfilename(defaultextension=".jpg", filetypes=[("JPEG files", "*.jpg"), ("PNG files", "*.png"), ("BMP files", "*.bmp")])
if not filename:
return
# 确保 edge 变量已定义
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")
# 线性变换
def line_tra(root):
global src, GraylineWin, 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
gray_src = cv2.cvtColor(src, cv2.COLOR_BGR2GRAY)
a = 20
b = 241
c = 0
d = 255
result = (d - c) / (b - a) * gray_src + (b * c - a * d) / (b - a)
# 更新 edge 变量
edge = Image.fromarray(result)
# 创建 Toplevel 窗口
try:
GraylineWin.destroy()
except Exception:
print("NVM")
finally:
GraylineWin = Toplevel()
GraylineWin.attributes('-topmost', True)
GraylineWin.geometry("360x300")
GraylineWin.resizable(True, True) # 可缩放
GraylineWin.title("线性变换结果")
# 显示图像
LabelPic = tk.Label(GraylineWin, 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(GraylineWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
return
# 对数变换
def log_tra(root):
global src, GraylogWin, 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
gray_src = cv2.cvtColor(src, cv2.COLOR_BGR2GRAY)
C = 255 / np.log(1 + 255)
result = np.array(C * np.log(1 + gray_src), np.float64)
# 更新 edge 变量
edge = Image.fromarray(result)
# 创建 Toplevel 窗口
try:
GraylogWin.destroy()
except Exception:
print("NVM")
finally:
GraylogWin = Toplevel()
GraylogWin.attributes('-topmost', True)
GraylogWin.geometry("360x300")
GraylogWin.resizable(True, True) # 可缩放
GraylogWin.title("对数变换结果")
# 显示图像
LabelPic = tk.Label(GraylogWin, 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(GraylogWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
return
# 直方图均衡化
def equal(root):
global src, EqualWin, 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
# 转变图像为灰度图
gray_src = cv2.cvtColor(src, cv2.COLOR_BGR2GRAY)
# 保存原始图像尺寸
original_size = gray_src.shape
# 图像放缩到 256 x 256
gray_src_resized = cv2.resize(gray_src, (256, 256))
# 图像的直方图
hist = cv2.calcHist([gray_src_resized], [0], None, [256], [0, 256])
# 灰度图均衡化
equ_resized = cv2.equalizeHist(gray_src_resized)
# 恢复均衡化后的图像到原始尺寸
equ = cv2.resize(equ_resized, (original_size[1], original_size[0]))
# 更新 edge 变量
edge = Image.fromarray(equ)
# 创建 Toplevel 窗口
try:
EqualWin.destroy()
except Exception as e:
print("NVM")
finally:
EqualWin = Toplevel()
EqualWin.attributes('-topmost', True)
EqualWin.geometry("360x300")
EqualWin.resizable(True, True) # 可缩放
EqualWin.title("直方图均衡化结果")
# 显示图像
LabelPic = tk.Label(EqualWin, text="IMG", width=720, height=480)
image = ImageTk.PhotoImage(Image.fromarray(equ))
LabelPic.image = image
LabelPic['image'] = image
LabelPic.bind('<Configure>', lambda event: changeSize(event, equ, LabelPic))
LabelPic.pack(fill=tk.BOTH, expand=tk.YES)
# 添加保存按钮
btn_save = tk.Button(EqualWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
return
# 直方图正规化
def regul(root):
global src, X, Y, RegulWin, img_label_ori, img_label_dst,edge
def select_ori_image():
global X, img_label_ori, src
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.jpeg")], parent=RegulWin)
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
if img_path:
img_path_fixed = os.path.normpath(img_path)
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")
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
src = cv2.cvtColor(src_temp, cv2.COLOR_BGR2GRAY)
img = Image.open(img_path)
img.thumbnail((100, 100))
img_tk = ImageTk.PhotoImage(img)
img_label_ori.configure(image=img_tk)
img_label_ori.image = img_tk
else:
messagebox.showerror("错误", "没有选择图片路径")
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
X = src.copy()
def select_dst_image():
global Y, img_label_dst, src
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
img_path = filedialog.askopenfilename(filetypes=[("Image files", "*.jpg;*.png;*.jpeg")], parent=RegulWin)
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
if img_path:
img_path_fixed = os.path.normpath(img_path)
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")
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
src = cv2.cvtColor(src_temp, cv2.COLOR_BGR2GRAY)
img = Image.open(img_path)
img.thumbnail((100, 100))
img_tk = ImageTk.PhotoImage(img)
img_label_dst.configure(image=img_tk)
img_label_dst.image = img_tk
else:
messagebox.showerror("错误", "没有选择图片路径")
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
Y = src.copy()
def perform_operation():
global jmin
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
if X is None or Y is None:
messagebox.showerror("错误", "请选择两张图片")
RegulWin.attributes('-topmost', True) # 设置窗口为最上层
RegulWin.attributes('-topmost', False) # 恢复窗口最上层属性
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)
mHist1 = []
mNum1 = []
inhist1 = []
mHist2 = []
mNum2 = []
inhist2 = []
# 对原图像进行均衡化
for i in range(256):
mHist1.append(0)
# 获取原图像像素点的宽度和高度
row, col = X.shape
for i in range(row):
for j in range(col):
mHist1[X[i, j]] = mHist1[X[i, j]] + 1 # 统计灰度值的个数
mNum1.append(mHist1[0] / X.size)
for i in range(0, 255):
mNum1.append(mNum1[i] + mHist1[i + 1] / X.size)
for i in range(256):
inhist1.append(round(255 * mNum1[i]))
# 对目标图像进行均衡化
for i in range(256):
mHist2.append(0)
# 获取目标图像像素点的宽度和高度
rows, cols = Y.shape
for i in range(rows):
for j in range(cols):
mHist2[Y[i, j]] = mHist2[Y[i, j]] + 1
mNum2.append(mHist2[0] / Y.size)
for i in range(0, 255):
mNum2.append(mNum2[i] + mHist2[i + 1] / Y.size)
for i in range(256):
inhist2.append(round(255 * mNum2[i]))
# 进行规定化
# 用于放入规定化后的图片像素
g = []
for i in range(256):
a = inhist1[i]
flag = True
for j in range(256):
if inhist2[j] == a:
g.append(j)
flag = False
break
if flag == True:
minp = 255
for j in range(256):
b = abs(inhist2[j] - a)
if b < minp:
minp = b
jmin = j
g.append(jmin)
for i in range(row):
for j in range(col):
X[i, j] = g[X[i, j]]
show_result(X)
def show_result(result_image):
global RegulWin, edge # 更新全局变量 edge
edge = Image.fromarray(result_image)
try:
RegulWin.destroy()
except Exception as e:
print("NVM")
finally:
RegulWin = Toplevel()
RegulWin.attributes('-topmost', True)
RegulWin.geometry("360x300")
RegulWin.resizable(True, True)
RegulWin.title("直方图正规化结果")
LabelPic = tk.Label(RegulWin, 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(RegulWin, text="保存", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=savefile)
btn_save.pack(pady=10)
try:
RegulWin.destroy()
except Exception as e:
print("NVM")
finally:
RegulWin = Toplevel()
RegulWin.attributes('-topmost', True)
RegulWin.geometry("720x480")
RegulWin.resizable(True, True)
RegulWin.title("选择图片")
# 添加两个标签来显示选择的图片
img_label_ori = tk.Label(RegulWin)
img_label_ori.pack(pady=10)
img_label_dst = tk.Label(RegulWin)
img_label_dst.pack(pady=10)
btn_select_first = tk.Button(RegulWin, text="选择原图片", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=select_ori_image)
btn_select_first.pack(pady=10)
btn_select_second = tk.Button(RegulWin, text="选择目标图片", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=select_dst_image)
btn_select_second.pack(pady=10)
btn_add = tk.Button(RegulWin, text="正规化", bg='#add8e6', fg='black', font=('Helvetica', 14), width=20, command=lambda: perform_operation())
btn_add.pack(pady=10)
return
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