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Re: [LUG] Cassette recording software.

 

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
>
>
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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

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