On Thu, Aug 26, 2004 at 09:04:00PM -0400, Jamie Guinan wrote: > On Thu, 26 Aug 2004, Eric Dantan Rzewnicki wrote: > > 1)Does anyone know what format digital audio is stored in for miniDVs? > > I know the audio can be 12 or 16 bit and I know that (at least for the > > tapes I have) SP is about 60 minutes and LP is about 90 minutes. So, I > > figure the sample rates are probably something like 48kHz for SP and > > 32KHz for LP, but I haven't found a definitive reference, yet. > > I ask because I've had a canon zr60 miniDV camcorder for about a year > > and have recently started using it to collect sounds. For now I'm > > recording from the analog output of the camcorder into my delta66. > > Obviously, this is less than ideal, but far superior to the handheld > > voice recorder analog cassette tape solution I've been using for the > > past 8 years. :-] > > 2)I've briefly glanced over the web page for kino: > > http://kino.schirmacher.de/article/static/2 > > It appears kino will handle recording the video from a ieee1394 > > connection and also includes a tool for stripping audio out of the video > > to a wav file. Anyone here have any experience to share in using kino, > > or any other package, to do something like this? > This works for me, with 2.6.x kernels, > > <press play on camcorder> > $ cat /dev/ieee1394/dv/host0/NTSC/in > foo.dv > $ playdv --disable-video --audio-file=foo.raw foo.dv > Audio is 32.0 kHz, 12 bits quantization, 2 channels, emphasis off > <ctrl-c> > $ sox -r 32000 -c 2 -s -w foo.raw foo.wav > <fire up favorite .wav editor> > > You need to have the right modules loaded/built-in, and the libdv > package (might be in your distro) for playdv. I saw reference > to audacity having a good .raw loader, so you might try that > instead of sox. > > > 3)Does it matter what ieee1394 interface I get, or are they all > > basically the same as long as there's kernel support for them? > > Popular OHCI chipsets should work.
Great, thanks Jamie. -Eric Rz.