Quartz Composer barcode scanner

Are there any Quartz Composer barcode scanner plugins that can run on Leopard (10.5)? I need something that can scan the type of barcode found on the back of books; I've seen a DataMatrix plugin开发者_高级运维 using libdmtx which scans some other types of barcode.

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I can't do comments yet but have you tried :

http://kineme.net/wiki/ThirdPartyQuartzComposerPlugins