Runs out of memory when parsing large pdfs or epubs

[pgarrison]

A stack trace from a 500-page pdf:
java.lang.OutOfMemoryError
at java.io.ByteArrayOutputStream.expand(ByteArrayOutputStream.java:91)
at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:201)
at com.itextpdf.text.pdf.PdfReader.FlateDecode(PdfReader.java:1845)
at com.itextpdf.text.pdf.PdfReader.FlateDecode(PdfReader.java:1711)
at com.itextpdf.text.pdf.PdfReader.decodeBytes(PdfReader.java:2220)
at com.itextpdf.text.pdf.PdfReader.getStreamBytes(PdfReader.java:2311)
at com.itextpdf.text.pdf.PdfReader.readObjStm(PdfReader.java:1215)
at com.itextpdf.text.pdf.PdfReader.readDocObj(PdfReader.java:1157)
at com.itextpdf.text.pdf.PdfReader.readPdf(PdfReader.java:512)
at com.itextpdf.text.pdf.PdfReader.(PdfReader.java:172)
at com.itextpdf.text.pdf.PdfReader.(PdfReader.java:161)
at com.speedreader.Options$14.run(Options.java:448)

And one from an epub:
java.lang.OutOfMemoryError
at java.io.ByteArrayOutputStream.expand(ByteArrayOutputStream.java:91)
at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:201)
at nl.siegmann.epublib.util.IOUtil.copy(IOUtil.java:79)
at nl.siegmann.epublib.util.IOUtil.toByteArray(IOUtil.java:43)
at nl.siegmann.epublib.domain.Resource.(Resource.java:48)
at nl.siegmann.epublib.util.ResourceUtil.createResource(ResourceUtil.java:68)
at nl.siegmann.epublib.epub.EpubReader.readResources(EpubReader.java:157)
at nl.siegmann.epublib.epub.EpubReader.readEpub(EpubReader.java:74)
at nl.siegmann.epublib.epub.EpubReader.readEpub(EpubReader.java:69)
at nl.siegmann.epublib.epub.EpubReader.readEpub(EpubReader.java:35)
at com.speedreader.Options$12.run(Options.java:373)