import matrixscreener as ms
e = ms.experiment.Experiment('../tests/experiment--test/')

from PIL import Image
i = Image.open(e.images[0])
i.info

from IPython.display import Math
# pixel size in microns
Math(str(0.254 / _3['dpi'][0] * 1e6) + '\mu m')

!du -h -d 1 ../tests/experiment--test/

filename = e.images[0]
!ls -l $filename

import numpy as np
orig = np.array(i)

ms.experiment.compress(e.images, delete_tif=True)
!du -h -d 1 ../tests/experiment--test/

filename = e.images[0]
!ls -l $filename

i = Image.open(filename)
compressed = np.array(i)

ms.experiment.decompress(e.images, delete_png=True, delete_json=True)
!du -h -d 1 ../tests/experiment--test/

filename = e.images[0]
!ls -l $filename

i = Image.open(filename)
decompressed = np.array(i)

# compare data
np.all(orig == compressed)

np.all(orig == decompressed)