Date: Wed, 20 Jul 2005 00:51:50 +0200 (CEST) From: Svein Halvor Halvorsen <svein-freebsd-questions@theloosingend.net> To: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org> Cc: freebsd-questions@freebsd.org Subject: Re: Some sort of filter based filesystem Message-ID: <20050720004530.B48721@maren.thelosingend.net> In-Reply-To: <44d5peixay.fsf@be-well.ilk.org> References: <20050718163250.D28772@maren.thelosingend.net> <44d5peixay.fsf@be-well.ilk.org>
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* Svein Halvor Halvorsen <svein-freebsd-questions@theloosingend.net> writes: > > What would be nice, is some kind of nullfs-like read only filesystem > > that would send all files through a configurable filter when opened. > > That way I could put all my music in FLAC format on hdd, and then, > > when I wanted to transfer some tracks to my portable player, I could > > grab the files from the ogg-directory. Or when I wanted to burn to > > CD-A, I could grab 'em from the wav-dir. * Lowell Gilbert [2005-07-19 12:18 -0400] > It's a clever idea, but not really very useful; usually a virtual > filesystem approach is good when you can generate the data as needed. > For something like this, you would need to pregenerate the various > forms anyway, so you wouldn't save disk space. Why would the various forms need to be pre-generated? I can easily imagine some mechanism where my flac files are filtered through a flac decoder and into a vorbis encoder on-the-fly. The same goes for iconv conversion, image processing, etc. In fact, this is the sole purpose of my suggestion.
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