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AareDAQ/scripts/alc_bkg_comp.py
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Python

import cv2
# %%
bkg_old = cv2.imread(
"/home/leonarski_f/aaredaq/daq/src/aaredaq/alc_test_images/bkg280_50_50_old.jpg"
)
bkg_new = cv2.imread("/home/leonarski_f/aaredaq/daq/src/aaredaq/alc_test_images/bkg280_50_50.jpg")
grey_old = cv2.cvtColor(bkg_old, cv2.COLOR_RGB2GRAY)
grey_new = cv2.cvtColor(bkg_new, cv2.COLOR_RGB2GRAY)
diff_image = cv2.absdiff(grey_old, grey_new)
_, thresh_diff = cv2.threshold(diff_image, 1, 255, cv2.THRESH_BINARY)
# Display the results
cv2.imshow("Original Image 1", bkg_old)
cv2.imshow("Original Image 2", bkg_new)
cv2.imshow("Grayscale 1", grey_old)
cv2.imshow("Grayscale 2", grey_new)
cv2.imshow("Difference Image", diff_image)
cv2.imshow("Thresholded Difference", thresh_diff)
# Save the difference image
cv2.imwrite(
"/home/leonarski_f/aaredaq/daq/src/aaredaq/alc_test_images/bkg_difference_image.jpg", diff_image
)
cv2.imwrite(
"/home/leonarski_f/aaredaq/daq/src/aaredaq/alc_test_images/bkg_thresholded_difference.jpg",
thresh_diff,
)
# Wait for a key press and close all windows
cv2.waitKey(0)
cv2.destroyAllWindows()