Fix decode stream data issue

colemana / PyPDF2

A utility to read and write pdfs with Python. Superseded: see https://github.com/knowah/PyPDF2

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Open vladir opened 9 years ago

vladir commented 9 years ago

Fixing an issue when there is not data to decode:

In some cases the data to decode using the method filters.decodeStreamData is an empty string, I think that in those cases we shouldn't try to decode the data.