[icecast] Transcoding Ogg streams?

[Leo Currie]

Ahh.. Thanks !! :)

Leo

<p>Karl Heyes wrote:
> On 2002.11.29 16:21 Leo Currie wrote:
> 
>> Hi.
>>
>> I'm confused about one of the statements on 
>> http://www.vorbis.com/faq.psp#unique
> 
>  ....
> 
>> My question is this:
>> From the link above, it says:
>> "Vorbis has bitrate scaling - a feature that lets you adjust the 
>> bitrate of a Vorbis file or stream without reencoding"
>> Does this mean that Ices is _not_ re-encoding the vorbis stream, but 
>> actually just magically adjusting it's bitrate?
> 
> 
> No, ices is reencoding.  Bitrate peeling needs more work on it to get it
> right.  The theory is that your current files (post some rc release) will
> be capable of being peeled.
> 
>> Or is it just doing ogg->pcm->ogg like I thought it would?
> 
> 
> yep.
> 
>> If that is the case, is there a less-processor intensive way of 
>> 'transcoding' and ogg stream? Ices seems to use a lot of processor 
>> doing what I have above.
> 
> 
> bitrate peeling should help a great deal but until it's sorted then
> decode-encode has to be done, which as you have mentioned is fairly
> processor intensive.
> 
> karl.
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