Question on recording of audio output of steaming websites from sound card in my Fedora Linux 11

JD jd1008 at
Sat Jul 17 14:47:40 UTC 2010

  On 07/17/2010 07:37 AM, Patrick O'Callaghan wrote:
> On Sat, 2010-07-17 at 17:53 +0530, ranjan sundar wrote:
>> Hello all !!
>> I want to record audio output from sound card in my Fedora Linux 11
>> (from any generic audio source streams). But unable to do so with
>> existing Sound recorder. Nothing gets recorded when i do so.
> AFAIK you can't record directly from the *output* of the sound card. The
> sound recorder is for recording input.
>> I am playing Shoutcast radio online in my browser and looking at many
>> websites i tried to do some steps on vlc,audacity etc etc. nothing
>> works. Moreover those websites ask me to download the metafile and
>> look for mms,rtsp and stuff like that and the do the recording stuffs.
>> im unable to get those metafiles.
> If your browser can play the stream, you can capture it. However it's
> not a one-button procedure. You need to check exactly how the stream is
> being downloaded and figure out how to intercept it. mplayer is pretty
> good at this once you have the right URI. In fact it even has a specific
> mode for capturing radio streams.
>> Given this case is there a generic procedure to record audio output
>> from sound card in my Fedora Linux 11 ?
> No. As I said, recording from the output is not supported. I'm not even
> sure it makes sense.
> Also, note that F11 is now unsupported. You should upgrade your system
> (that won't solve this problem but you should do it anyway).
> poc
Well, not meaning to be a devil's advocate,
someone had emailed me quiet a few years back that the
driver sends pcm data to sound card. So, it is possible to add
a shim to capture (i.e. copy) that pcm data.

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