NullPointerException when extract tag from emf

[troopson]

Exception in thread "main" java.lang.NullPointerException
at org.freehep.graphicsio.emf.EMFImageLoader.readImage(EMFImageLoader.java:271)
at org.freehep.graphicsio.emf.gdi.StretchDIBits.read(StretchDIBits.java:95)
at org.freehep.graphicsio.emf.EMFTag.read(EMFTag.java:38)
at org.freehep.util.io.TaggedInputStream.readTag(TaggedInputStream.java:112)
at com.pm.spl.Emf2text.extractText(Emf2text.java:38)
at com.pm.Main.main(Main.java:25)

00008.zip

[daRoof]

I included a fix for this in pull request #45.

It was pretty hard to get any meaningful data from the provided file. A little more information on how to read the EMF would have been helpful.