[vorbis] Ogg Voxpop
greg at linuxpower.cx
Tue Feb 13 04:57:16 PST 2001
On Mon, Feb 12, 2001 at 11:04:41PM -0800, Monty wrote:
> On Mon, Feb 12, 2001 at 10:13:14PM -0500, Gregory Maxwell wrote:
> > Vorbis can happily take in a 8.8KHz (or just about any other) sampling rate
> > file and act accordingly. If you like to vorbis (make it think it's
> > chipmunks) you will get HORRIBLE results because the psycoacustic masking is
> > highly frequency dependant and vorbis will get the masking all wrong.
> The masking engine (and the vorbis tools) already know about other
> sampling rates and behave correctly. The only thing not tuned for
> lower sampling rate is preecho control.
Yes, but he suggested lieing to the codec so that it hears the sound at 5x
speed. I was simply pointing out that you should let the codec know the
truth so it can do it's job. :)
--- >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.
More information about the Vorbis