What did you do?

Converted MCIDAS .ara-file to PDF

What did you expect to happen?

A PDF would be created with content similar to the source

What actually happened?

An empty PDF was created

What versions of Pillow and Python are you using?

Pillow 5.2.0 and Python 2.7.15

The tested file

ara = Image.open("Tests/images/cmx3g8_wv_1998.260_0745_mcidas.ara")
rgb_ara = ara.convert('RGB')
rgb_ara.save('output.pdf')