[Icecast] Questions on setting up icecast

JLB jlb at twu.net
Fri Sep 24 15:59:11 PDT 2004


What's the difference between bitrate and samplerate? Samplerate is like
44KHz or 48KHz?

On Tue, 14 Sep 2004, oddsock wrote:

> Date: Tue, 14 Sep 2004 10:38:50 -0500
> From: oddsock <oddsock at oddsock.org>
> To: icecast at xiph.org
> Subject: Re: [Icecast] Questions on setting up icecast
>
> yep, they simply forward the bitstream to icecast.  And in general, bitrate
> changes are handled by most listening clients, although very few I have
> found (if any) can handle samplerate changes appropriately.
>
> oddsock
> At 10:03 AM 9/14/2004, you wrote:
> >You mentioned these programs and their "no-reencoding" mode. Can they
> >handle collections of MP3s of different bitrate?
> >
> >On Tue, 14 Sep 2004, oddsock wrote:
> >
> > > Date: Tue, 14 Sep 2004 09:08:17 -0500
> > > From: oddsock <oddsock at oddsock.org>
> > > To: icecast at xiph.org
> > > Subject: Re: [Icecast] Questions on setting up icecast
> > >
> > > At 04:14 AM 9/14/2004, you wrote:
> > > >JLB wrote:
> > > >>Sorry, gang. The FAQ didn't seem to answer me, nor did Googling...
> > > >>I merely want a simple solution to do the following:
> > > >>I am setting up a streaming server for in-house use.
> > > >>I want it to broadcast the RAW MP3 DATA from my actual MP3 files, as I
> > > >>listen to them in xmms.
> > > >>In other words, I DO NOT want:
> > > >>XMMS ---> decode to wave ---> re-encode to MP3 ---> icecast --->
> > listeners
> > > >>I want:
> > > >>XMMS ---> icecast ---> listeners
> > > >>Surely this is do-able using a VBR stream? In other words, I DO NOT want
> > > >>my MP3s to be decoded, then re-encoded, then sent over the network (the
> > > >>re-encoding, of course, introducing further lossiness). I want the actual
> > > >>raw MP3 frames to be sent as a VBR stream to the listeners. I want
> > the MP3
> > > >>to sound PRECISELY as good on the listening machine as on my machine.
> > > >>Surely this is do-able?
> > > >
> > > >http://www.oddsock.org/tools/oddcastv2_xmms/
> > >
> > > my plugin reencodes, so I don't think that's what you want.  In fact, I
> > > don't know of any way to use XMMS in this way.  The problem, is that by the
> > > time the DSP plugin gets the audio data, it's already been decoded.  You'd
> > > have to write an XMMS input plugin to somehow intercept the data and send
> > > it along to an icecast server.  Nothing like this has been written as far
> > > as I know.
> > >
> > > alternatively, you can use ices or ezstream in "non-reencoding" mode, which
> > > is the closest to what you want.
> > >
> > >
> > > oddsock
> > >
> > > >Stephen
> > > >--
> > > >LiveIce Project http://liveice.sourceforge.net/
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> > > >
> > >
> > >
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> > >
> >
> >--
> >J. L. Blank, Systems Administrator, twu.net
>
>
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--
J. L. Blank, Systems Administrator, twu.net


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