[vorbis] bitrate peeling question
Monty
xiphmont at xiph.org
Tue Aug 28 23:07:23 PDT 2001
On Tue, Aug 28, 2001 at 06:29:09PM -0700, Henry Rearden wrote:
> hi all,
>
> i have two questions about bitrate peeling that i hope someone
> on this list can answer:
>
> 1) my understanding is that BP allows you to derive a lower-
> bitrate version of an encoded file (say 128kbps) directly from
> a higher-bitrate version (say 192kbps), without having to re-rip
> from a CD or generate an intermediate WAV file.
Yes.
> this is potentially a huge win for those who want to archive all
> their CDs into high-quality Oggs, and to then use files from that
> same archive on their Ogg-capable portable players (don't i wish)
> when going to exercise, etc. is my understanding of how BP is
> supposed to work correct, or am i missing something?
>
> 2) is BP currently implemented? if so, how do i use it? if not,
> any idea as to when it will be working?
Implemented: no, not really. We're getting to it. It doesn;t require
extensive encoder smarts, but rc2 is still not really helping things
out any :-)
Monty
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