Hi Alex That worked perfectly-thank you very much indeed for your help, I'm really grateful!
Cheers Scott On 24/07/2013 10:57, "Àlex Magaz Graça" <[email protected]> wrote: >El dia dc 24 jul 2013 10:55:41 CEST, RENTON Scott va escriure: >> Hi folks >> >> I'm trying to generate PDF thumbnails for a repository, and I have >>followed the instructions at >>https://wiki.duraspace.org/display/DSDOC18/Configuration#Configuration-XP >>DFFilter >> >> I've built on a Mac, incorporating the java advanced imaging jars, and >>uploaded, including the XPDF tools to a Linux box. The error I get from >>media-filter is as follows: >> >> ERROR filtering, skipping bitstream: >> >> Item Handle: 123456789/8545 >> Bundle Name: ORIGINAL >> File Size: 13249898 >> Checksum: b0152697cf45c5a396a5f85f21df1979 (MD5) >> Asset Store: 0 >> java.io.IOException: Unknown failure while transforming file to >>preview: no image produced. >> java.io.IOException: Unknown failure while transforming file to >>preview: no image produced. >> at >>org.dspace.app.mediafilter.XPDF2Thumbnail.getDestinationStream(XPDF2Thumb >>nail.java:274) >> at >>org.dspace.app.mediafilter.MediaFilterManager.processBitstream(MediaFilte >>rManager.java:737) >> at >>org.dspace.app.mediafilter.MediaFilterManager.filterBitstream(MediaFilter >>Manager.java:561) >> at >>org.dspace.app.mediafilter.MediaFilterManager.filterItem(MediaFilterManag >>er.java:511) >> at >>org.dspace.app.mediafilter.MediaFilterManager.applyFiltersItem(MediaFilte >>rManager.java:479) >> at >>org.dspace.app.mediafilter.MediaFilterManager.main(MediaFilterManager.jav >>a:353) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at >>sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java >>:39) >> at >>sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorI >>mpl.java:25) >> at java.lang.reflect.Method.invoke(Method.java:597) >> at org.dspace.app.launcher.ScriptLauncher.main(ScriptLauncher.java:183) >> Updating search index: >> >> It looks as though, in XPDF2Thumbnail.java, I am ok up to the call to >> >> source = ImageIO.read(outf); >> >> as the previous logs say >> >> 2013-07-23 16:28:13,932 DEBUG org.dspace.app.mediafilter.XPDF2Thumbnail >>@ DPI: pdfinfo method got dpi=72 for max dim=792 (points, 1/72") >> 2013-07-23 16:28:13,933 DEBUG org.dspace.app.mediafilter.XPDF2Thumbnail >>@ Running xpdf command: [/u01/dspace/dspace/bin/xpdf/pdftoppm, -q, -f, >>1, -l, 1, -r, 72, /tmp/DSfilt7452068847272888953.pdf, >>/tmp/prevu8069855567105058459out] >> 2013-07-23 16:28:14,065 DEBUG org.dspace.app.mediafilter.XPDF2Thumbnail >>@ PDFTOPPM output is: /tmp/prevu8069855567105058459out-000001.ppm, >>exists=true >> >> Source is null coming out of ImageIO. Just wondering if anyone knows >>enough about the class to give me any pointers as to why the transform >>should fail. >> >> Thanks very much- I can give more information if it will help! >> Scott >> >> >> > >Hi Scott, > >I had the same problem some days ago. It happened because I forgot the >-Pxpdf-mediafilter-support when running Maven. As a consequence the >ImageIO JARs weren't included and the read() call returned null. Check >for the following JARs in [dspace]/lib/ in case they are missing for >some reason: > >jai_core-1.1.2_01.jar >jai_imageio-1.0_01.jar > >Cheers, >Àlex -- The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336. ------------------------------------------------------------------------------ See everything from the browser to the database with AppDynamics Get end-to-end visibility with application monitoring from AppDynamics Isolate bottlenecks and diagnose root cause in seconds. Start your free trial of AppDynamics Pro today! http://pubads.g.doubleclick.net/gampad/clk?id=48808831&iu=/4140/ostg.clktrk _______________________________________________ DSpace-tech mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/dspace-tech List Etiquette: https://wiki.duraspace.org/display/DSPACE/Mailing+List+Etiquette
