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On 05/12/2007, Tom Potts <tompotts@xxxxxxxxxxxxxxxxxxxx> wrote: > On Wednesday 05 December 2007 13:14, Brad Rogers wrote: > > On Wed, 5 Dec 2007 09:44:16 +0000 > > "Mike Martin" <redtux1@xxxxxxxxxxxxxx> wrote: > > > > Hello Mike, > > > > > ffmpeg -f oss -i /dev/dsp -vn -t 00:45:00 -acodec mp2 oufile.mp2 > > > (for 45 minute per side tapes) > > > > IME, C90s would hold more than 90 mins of music. For safety, I'd > > recommend upping the 45 to 48 or more. > > > > However, if Tom wants to record commercially produced tapes (for > > personal use only, of course), there's no way to know what length they > > are, other than to sit and time them. Especially as at least one side > > will invariably have a rather long lead out. Sometimes, the lead in > > can be excessive, too. > On my own tapes theres a lot of blank stuff. > Ideally I'd like something that wraps around audacity and recognises silent > sections so it automatically splits tapes into songs and doesn't record > silence when I've wandered off bored somewhere leaving the tape playing ... > It used to be easy to do this sort of thing in analogue electronics! > Tom te tom te tom > > > -- > The Mailing List for the Devon & Cornwall LUG > http://mailman.dclug.org.uk/listinfo/list > FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html > One way could be to record the whole thing then use audacity to cut the file where the wave is flat (which is where you would expect silence) Not a guru but I wouldn't trust most software to start and stop recording automatically on the basis of sound not even my beloved ffmpeg -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html