[vlc-devel] Binaural virtual acoustics via headphones
jb at videolan.org
Fri May 13 22:37:48 CEST 2011
On Fri, May 13, 2011 at 08:56:06PM +0200, Piotr Majdak wrote :
> I'm completely new to this list and hope to find the right words.
Then, be welcome and do not worry about the words.
> I do fundamental research on spatial hearing and work among others
Experts on audio filters are MORE than welcome here, since we lack a bit
those skills in our team, especially since babal has gone away... and
Rémi has been mostly working lately on resamplers and audio outputs...
> We consider to implement the HRTF-based binaural simulation in
> VLC-Player. A user could provide his own HRTFs or choose from a
> database and listen to spatialized sounds via headphones. By using a
> web-cam, head movements/orientation could also be considered in the
> spatialization. What do you think about that?
We already have an headphone filter, but it might be a bit old, and
wasn't done by an audio specialist.
> I played a little bit with the "headphone virtual spatialization"
> option in the VLC player. It seems to mix somehow the audio channels
> down to the headphone channels, however, I could not find any
> description about the algorithm. I also could not find any
> options/settings for that. Can you help with some of description?
seem to show 3 options, one integer (dim) and 2 booleans (one of which
I think is useless
> Maybe there is not much work required for including HRTFs to VLC
> player ;-)
Audio filters would be welcome, and not only HRTF, but upmixing or
http://www.jbkempf.com/ - +33 672 704 734
Sent from my Electronic Device
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