34 lines
1.2 KiB
Python
34 lines
1.2 KiB
Python
import cv2
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import tkinter as tk
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from PIL import Image, ImageTk
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class MainWindow():
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def __init__(self, window, cap):
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self.window = window
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self.cap = cap
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self.width = self.cap.get(cv2.CAP_PROP_FRAME_WIDTH)
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self.height = self.cap.get(cv2.CAP_PROP_FRAME_HEIGHT)
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self.interval = 20 # Interval in ms to get the latest frame
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# Create canvas for image
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self.canvas = tk.Canvas(self.window, width=self.width, height=self.height)
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self.canvas.grid(row=0, column=0)
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# Update image on canvas
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self.update_image()
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def update_image(self):
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# Get the latest frame and convert image format
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self.image = cv2.cvtColor(self.cap.read()[1], cv2.COLOR_BGR2RGB) # to RGB
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self.image = Image.fromarray(self.image) # to PIL format
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self.image = ImageTk.PhotoImage(self.image) # to ImageTk format
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# Update image
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self.canvas.create_image(0, 0, anchor=tk.NW, image=self.image)
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# Repeat every 'interval' ms
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self.window.after(self.interval, self.update_image)
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if __name__ == "__main__":
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root = tk.Tk()
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MainWindow(root, cv2.VideoCapture(0))
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root.mainloop()
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