G11-2024

import cv2 as cv

import numpy as np

import os

from PIL import Image

import tkinter as tk

class ImageIO:

    def __init__(self, shared_data):

        self.shared_data = shared_data

    def load_image(self, path):

        return cv.imread(path, cv.IMREAD_COLOR)

    def write_image(self, img, fileName="image.png"):

        if cv.imwrite(fileName, img):

            print(f"File {fileName} Written Successfully")

        else:

            print("File writing failed")

    def show_image(self, img, title="Image Title", canvas=None):

        # Set up OpenCV fullscreen window in the main thread

        cv.namedWindow(title, cv.WINDOW_NORMAL)

        cv.setWindowProperty(title, cv.WND_PROP_FULLSCREEN, cv.WINDOW_FULLSCREEN)

        # Resize the image to 1920x1080 resolution

        img_resized = cv.resize(img, (1920, 1080), interpolation=cv.INTER_LINEAR)

        # Display the resized image in OpenCV and keep it open without blocking Tkinter

        cv.imshow(title, img_resized)

        # Run a non-blocking loop to keep OpenCV window and Tkinter GUI responsive

        while cv.getWindowProperty(title, cv.WND_PROP_VISIBLE) >= 1:

            cv.waitKey(1)

            if canvas:

                canvas.update_idletasks()

                canvas.update()

        # Close the OpenCV window once the loop ends

        cv.destroyAllWindows()