[Kdenlive-devel] kdenlive 0.9.3

Javier Agustìn Fernàndez Arroyo elhoir at gmail.com
Sat Feb 2 12:08:13 UTC 2013


guys, 0.9.3 hasnt been released, and latest is 0.9.4 .... what about
leaving this thread to die? :)

On Fri, Feb 1, 2013 at 8:34 PM, Lou <lou at lrcd.com> wrote:

> On Fri, 1 Feb 2013 10:26:05 -0900
> Lou <lou at lrcd.com> wrote:
>
> > On Thu, 31 Jan 2013 20:53:01 +0100
> > Christ-Jan Wijtmans <cj.wijtmans at gmail.com> wrote:
> >
> > > Is there any easy way to record both audio input and output? i looked
> > > around and it requires some messing around with things i dont
> > > understand. Could i make both pcmC0D0c  pcmC0D0p devices as input
> > > files?
> >
> > With ALSA? Did you see this?
> > <
> https://ffmpeg.org/trac/ffmpeg/wiki/Capturing%20audio%20with%20FFmpeg%20and%20ALSA
> >
> >
> > You you have audio loopback capability on your sound card perhaps you
> > can use it to capture everything. It is commonly called Stereo Mix/Wave
> > out mix/Mono Mix/What U Hear (refer to alsamixer). The above link needs
> > to be expanded to include such an example.
> >
> > You can also try a software solution, such as PulseAudio and
> > pavucontrol as described in the FAQ here:
> > http://ubuntuforums.org/showpost.php?p=8746719&postcount=2
> >
> > However, I haven't tried any of these. You might get a better answer
> > at linux-audio-user:
> > http://lists.linuxaudio.org/listinfo/linux-audio-user
>
> Additionally, a possibly less elegant solution in ffmpeg is to simply
> make one audio stream per device. These can possibly be merged in the
> same capture command with the "amerge" (and possibly "pan") audio
> filter(s) in ffmpeg. Unfortunately I don't have an example for you, but
> I think it is possible with some experimentation.
>
> Input devices:
> http://ffmpeg.org/ffmpeg-devices.html#alsa-1
> http://ffmpeg.org/ffmpeg-devices.html#pulse
>
> Audio filters:
> http://ffmpeg.org/ffmpeg-filters.html#amerge
> http://ffmpeg.org/ffmpeg-filters.html#pan
>
>
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