cycleimages.py

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# Example : load and display a set of images from a directory
# basic illustrative python script

# For use with provided test / training datasets

# Author : Toby Breckon, toby.breckon@durham.ac.uk

# Copyright (c) 2015 / 2016 School of Engineering & Computing Science,
#                    Durham University, UK
# License : LGPL - http://www.gnu.org/licenses/lgpl.html

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import cv2
import os

directory_to_cycle = "path-to-directory-to-cycle"  # edit this

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# display all images in directory (sorted by filename)

for filename in sorted(os.listdir(directory_to_cycle)):

    # if it is a PNG file

    if '.png' in filename:
        print(os.path.join(directory_to_cycle, filename))

        # read it and display in a window

        img = cv2.imread(
            os.path.join(
                directory_to_cycle,
                filename),
            cv2.IMREAD_COLOR)
        cv2.imshow('the image', img)
        key = cv2.waitKey(200)  # wait 200ms
        if (key == ord('x')):
            break


# close all windows

cv2.destroyAllWindows()

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