# File lib/pdf/reader/filter.rb, line 72 def ascii85(data) data = "<~#{data}" unless data.to_s[0,2] == "<~" Ascii85::decode(data) rescue Exception => e # Oops, there was a problem decoding the stream raise MalformedPDFError, "Error occured while decoding an ASCII85 stream (#{e.class.to_s}: #{e.to_s})" end