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Comment: Adding info about which third party tools are used by each media filter

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Name

Java Class

Function

Enabled by Default?

HTML Text Extractor

org.dspace.app.mediafilter.HTMLFilter

extracts the full text of HTML documents for full text indexing. (Uses Swing's HTML Parser)

true

JPEG Thumbnail

org.dspace.app.mediafilter.JPEGFilter

creates thumbnail images of GIF, JPEG and PNG files

true

Branded Preview JPEG

org.dspace.app.mediafilter.BrandedPreviewJPEGFilter

creates a branded preview image for GIF, JPEG and PNG files (disabled by default)

false

PDF Text Extractor

org.dspace.app.mediafilter.PDFFilter

extracts the full text of Adobe PDF documents (only if text-based or OCRed) for full text indexing. (Uses the Apache PDFBox tool)

true

XPDF Text Extractor

org.dspace.app.mediafilter.XPDF2Text

extracts the full text of Adobe PDF documents (only if text-based or OCRed) for full text indexing (Uses the XPDF command line tools (

http://www.foolabs.com/xpdf/Image Removed

) available for Unix.) See XPDF Filter Configuration for details on installing/enabling.

false

Word Text Extractor

org.dspace.app.mediafilter.WordFilter

extracts the full text of Microsoft Word or Plain Text documents for full text indexing. (Uses the "Microsoft Word Text Mining" tools.)

true

PowerPoint Text Extractor

org.dspace.app.mediafilter.PowerPointFilter

extracts the full text of slides and notes in Microsoft PowerPoint and PowerPoint XML documents for full text indexing (Uses the Apache POI tools.)

true

Please note that the filter-media script will automatically update the DSpace search index by default (see ReIndexing Content (for Browse or Search)) This is the recommended way to run these scripts. But, should you wish to disable it, you can pass the -n flag to either script to do so (see Executing (via Command Line) below).

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