整合版中间过程（缺进度条）

import tkinter as tk
from tkinter import filedialog, ttk
from PIL import Image, ImageTk
import requests
import base64
import os
import io
import random
import threading
import time

def encode_pil_to_base64(image):
    with io.BytesIO() as output_bytes:
        image.save(output_bytes, format="PNG")
        bytes_data = output_bytes.getvalue()
    return base64.b64encode(bytes_data).decode("utf-8")

def save_decoded_image(b64_image, folder_path, image_name):
    seq = 0
    output_path = os.path.join(folder_path, f"{image_name}.png")
    while os.path.exists(output_path):
        seq += 1
        output_path = os.path.join(folder_path, f"{image_name}({seq}).png")
    with open(output_path, 'wb') as image_file:
        image_file.write(base64.b64decode(b64_image))
    print(f"Image saved to: {output_path}")
    return output_path  # 返回保存的图片路径

class PhotoSketchGUI:
    def __init__(self, root):
        self.root = root
        self.root.title("建筑效果图转彩色手绘")
        self.root.configure(bg='black')
        self.root.state('zoomed')
        self.setup_ui()

    def setup_ui(self):
        screen_width = self.root.winfo_screenwidth()
        screen_height = self.root.winfo_screenheight()
        self.canvas_width = screen_width * 0.4
        self.canvas_height = screen_height * 0.8
        self.left_canvas_x = screen_width * 0.25 - self.canvas_width / 2
        self.right_canvas_x = screen_width * 0.75 - self.canvas_width / 2
        self.setup_buttons_and_canvas()
        self.setup_progress_bar()
        self.add_intro_labels()

    def setup_buttons_and_canvas(self):
        self.left_frame = tk.Canvas(self.root, width=self.canvas_width, height=self.canvas_height, bg='black', highlightthickness=0)
        self.left_frame.place(x=self.left_canvas_x, rely=0.5, anchor='w')
        self.left_frame.create_rectangle(2, 2, self.canvas_width-2, self.canvas_height-2, outline='white', dash=(5, 5))
        self.save_dir_btn = tk.Button(self.root, text="选择保存目录", command=self.select_save_folder, bg='darkgrey', fg='white', font=('微软雅黑', 12))
        self.save_dir_btn.place(x=self.left_canvas_x + self.canvas_width / 2, rely=0.5, anchor='center')
        self.right_frame = tk.Canvas(self.root, width=self.canvas_width, height=self.canvas_height, bg='black', highlightthickness=0)
        self.right_frame.place(x=self.right_canvas_x, rely=0.5, anchor='w')
        self.right_frame.create_rectangle(2, 2, self.canvas_width-2, self.canvas_height-2, outline='white', dash=(5, 5))

    def add_intro_labels(self):
        intro_label1 = tk.Label(self.root, text="建筑效果图转彩色手绘", bg='black', fg='white', font=('微软雅黑', 18, 'bold'))
        intro_label1.place(x=self.left_canvas_x, y=10)
        intro_label2 = tk.Label(self.root, text="使用介绍: 请在左侧框内上传一张建筑渲染图", bg='black', fg='white', font=('微软雅黑', 10))
        intro_label2.place(x=self.left_canvas_x, y=45)

    def setup_progress_bar(self):
        self.style = ttk.Style(self.root)
        self.style.theme_use('default')
        self.style.configure("White.Horizontal.TProgressbar", background='white')
        progress_width = self.right_canvas_x + self.canvas_width - self.left_canvas_x
        self.progress = ttk.Progressbar(self.root, style="White.Horizontal.TProgressbar", orient=tk.HORIZONTAL, length=progress_width, mode='determinate')
        self.progress['value'] = 0
        self.set_progress_position(self.left_canvas_x, self.canvas_height, 15)

    def set_progress_position(self, left_canvas_x, canvas_height, gap):
        progress_y = self.left_frame.winfo_y() + canvas_height + gap
        progress_width = self.right_frame.winfo_x() + self.right_frame.winfo_width() - left_canvas_x
        self.progress.place(x=left_canvas_x, y=progress_y, width=progress_width, height=20)

    def select_save_folder(self):
        self.folder_path = filedialog.askdirectory()
        if self.folder_path:
            self.save_dir_btn.config(text="选择参考图片", command=self.upload_image)

    def upload_image(self):
        filepath = filedialog.askopenfilename()
        if filepath:
            self.display_image(filepath, self.left_frame, 'image_label', self.left_canvas_x)
            # 使用线程避免阻塞GUI
            threading.Thread(target=self.call_api_for_sketch, args=(filepath,)).start()

    def display_image(self, image_path, canvas, label_attr, canvas_x):
        img = Image.open(image_path)
        img.thumbnail((canvas.winfo_width(), canvas.winfo_height()))
        img_tk = ImageTk.PhotoImage(img)
        if hasattr(self, label_attr):
            getattr(self, label_attr).configure(image=img_tk)
        else:
            setattr(self, label_attr, tk.Label(self.root, image=img_tk, bg='black'))
            getattr(self, label_attr).image = img_tk
            getattr(self, label_attr).place(x=canvas_x, rely=0.5, anchor='w')

    def call_api_for_sketch(self, image_path):
        # 模拟一些处理时间
        time.sleep(1)
        with Image.open(image_path) as img:
            encoded_image = encode_pil_to_base64(img)
        data = {
            "prompt": "<lora:CWG_archisketch_v1:1>,Building,pre sketch,masterpiece,best quality,featuring markers,(3D:0.7)",
            "negative_prompt": "blurry, lower quality, glossy finish,insufficient contrast",
            "init_images": [encoded_image],
            "steps": 30,
            "width": img.width,
            "height": img.height,
            "seed": random.randint(1, 10000000),
            "alwayson_scripts": {
                "ControlNet": {
                    "args": [
                        {
                            "enabled": "true",
                            "pixel_perfect": "true",
                            "module": "canny",
                            "model": "control_v11p_sd15_canny_fp16 [b18e0966]",
                            "weight": 1,
                            "image": encoded_image
                        },
                        {
                            "enabled": "true",
                            "pixel_perfect": "true",
                            "module": "depth",
                            "model": "control_v11f1p_sd15_depth_fp16 [4b72d323]",
                            "weight": 1,
                            "image": encoded_image
                        }
                    ]
                }
            }
        }

        url = "http://127.0.0.1:7860/sdapi/v1/txt2img"
        response = requests.post(url, json=data)

        if response.status_code == 200:
            response_json = response.json()
            # 保存到用户指定的目录并获取保存的图片路径
            saved_image_path = save_decoded_image(response_json['images'][0], self.folder_path, "sketched_image")
            # 在主线程中更新右侧画布以显示最新的生成图片
            self.root.after(0, self.display_image, saved_image_path, self.right_frame, 'generated_image_label', self.right_canvas_x)
        else:
            print("Failed to get response from API, status code:", response.status_code)

if __name__ == "__main__":
    root = tk.Tk()
    app = PhotoSketchGUI(root)
    root.mainloop()