This is what the "timemachine" application does under the jack audio subsystem under Linux.
73 Frank AB2KT Terry Fox wrote: > The best thing about TiVo is that it ALWAYS does this recording in the > background. In order to make this truly effective, it must always be > running in the background, with a button on the user interface that allows > that last xx seconds/minutes to be saved, or played back. If you must first > hit a UI button to enable this function, the advantage is usually lost (by > the time you hit the button it's too late). Having a function to > semi-permanently enable/disable (not in real-time) would be OK for those who > don't need it. > > Opening a file that stores the last xx (30?) seconds as a circular buffer > should not be too difficult, but it does add more overhead. Ideas regarding > storage length and whether the demoded audio or IF signal should be recorded > are other questions... > > Anyway, this is a great idea! I love my TiVos. > Terry > > ----- Original Message ----- > From: "Larry Loen" <[EMAIL PROTECTED]> > To: "Jim Lux" <[EMAIL PROTECTED]> > Cc: <[EMAIL PROTECTED]>; <flexradio@flex-radio.biz> > Sent: Sunday, January 07, 2007 11:29 AM > Subject: Re: [Flexradio] Idea for new feature: instant replay > > >> Jim Lux wrote: >> >>> At 06:41 AM 1/7/2007, K0MV wrote: >>> >>> >>>> Those of you who have Tivo boxes will recognize this. >>>> >>>> The feature is a continuous recording of the last 5 minutes of the >>>> received signal. You can rewind and go back to see if you copied that >>>> DX callsign correctly, or maybe try a narrower filter. >>>> >>>> >>> >>> Excellent idea. Especially the idea with the narrower/different > filtering. >>> I gotta warn you, though,if this becomes popular, I can see the >>> outcry on the contesting reflectors. There are folks who beleive >>> that when the contest period ends, it's "pencils down". Others say, >>> whatever it takes. Others say, if you didn't copy it that way >>> initially, tough beans, no looking back. >>> >>> I love the excitement of rules interpretation that novel new >>> functionality can give you. >>> >>> >>> Jim, W6RMK >>> >>> >>> >>> >>> >> He he. But, in a more serious vein, without really huge amounts of >> storage, at least with the way we do things now, this won't amount to >> more than maybe a half hour or so. >> >> The straightforward way would be to have the current record function >> simply. . .record to memory in some sort of rotating buffer instead of a >> file as such. But, jack that up to more than a couple of minutes and it >> gets very large, even by today's stanards. >> >> I must admit, I've lusted after this feature more than once. >> >> What would be nicer still would be the ability in the record menu to >> have a "store last 15 seconds" feature. THAT would do exactly what >> you're talking about and it would be sufficiently selective. But, no >> popups on such a feature, just an info bar giving the file name. >> >> >> >> >> Larry WO0Z >> >> >> >> >> _______________________________________________ >> FlexRadio mailing list >> FlexRadio@flex-radio.biz >> http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz >> Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ >> FlexRadio Homepage: http://www.flex-radio.com/ >> >> FlexRadio Knowledge Base: http://kb.flex-radio.com/ >> > > > _______________________________________________ > FlexRadio mailing list > FlexRadio@flex-radio.biz > http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz > Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ > FlexRadio Homepage: http://www.flex-radio.com/ > > FlexRadio Knowledge Base: http://kb.flex-radio.com/ > _______________________________________________ FlexRadio mailing list FlexRadio@flex-radio.biz http://mail.flex-radio.biz/mailman/listinfo/flexradio_flex-radio.biz Archive Link: http://www.mail-archive.com/flexradio%40flex-radio.biz/ FlexRadio Homepage: http://www.flex-radio.com/ FlexRadio Knowledge Base: http://kb.flex-radio.com/
