[vorbis] Bit Rate Peeling Quality

[Colin D Bennett]

Graham Mitchell wrote:

>>So, for:
>>
>>	a.wav --> b.ogg (at q6) --> c.ogg (at q2)
>>	a.wav --------------------> d.ogg (at q2)
>>
>>how are c.ogg and d.ogg likely to compare in terms of audio quality?
>>    
>>
>
>Assuming the files were encoded with current encoders, c.ogg would probably be 
>noticeably less good than d.ogg, but I think better than if you'd done:
>
>	a.wav --> b.ogg (at q6) --> b.wav --> c'.ogg (at q2)
>  
>
Huh? This is the same thing. You must decode b.ogg to encode c.ogg. 
There is no way, as far as I know, to go from ogg->ogg without 
converting to uncompressed PCM audio in between.

<p>--- >8 ----
List archives:  http://www.xiph.org/archives/
Ogg project homepage: http://www.xiph.org/ogg/
To unsubscribe from this list, send a message to 'vorbis-request at xiph.org'
containing only the word 'unsubscribe' in the body.  No subject is needed.
Unsubscribe messages sent to the list will be ignored/filtered.