[buug] Early summary [Was: "record" mp3/ogg?]

Tony Godshall togo at of.net
Mon Jan 17 13:41:31 PST 2005


According to Chris Waters,
> On Tue, Jan 11, 2005 at 10:11:29PM -0800, Tony Godshall wrote:
> > According to Chris Waters,
> 
> > > One last thing I should mention: if you ever plan to burn your sound
> > > files to audio CD, you should make sure the data is a proper multiple
> > > of the audio CD sector size, or you may end up with coasters.  The
> > > "--sector-align" option for FLAC is a good place to start.
> 
> > cdrecord now handles this automagically, at least when I
> > feed it a stack of .wav files.
> 
> It's true that cdrecord will pad the tracks if you tell it to, which
> will prevent you from creating coasters, and that's a good thing.
> However, it pads each track (or each track that needs it), which can
> cause an audible click or pop, as the sound level suddenly drops to
> zero and then leaps back up.  This is especially noticable with live
> recordings.  The FLAC "--sector-align" option actually borrows a few
> bytes of data from the next track to pad out the current track size,
> which ensures that there are no audible artifacts between tracks,
> which is why I recommend it.

I hadn't noticed that, but the stuff I'm putting on a track
typically came from CD (i.e. was already padded) or from a
highly encoded format (i.e. near-silence is changed to
actual silence).




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