If someone is interested digging deeper into near field HRTFs, there's one high resolution HRTF available at http://idaaudio.com/downloads/
Sofa format allows storing impulse responses at multiple distances and Spat Revolution should be able to use that for rendering point sources. On Tue, Jan 23, 2018 at 3:54 PM, Jack Reynolds <jackreynolds...@gmail.com> wrote: > I’m sure that the pinna must have an affect at close range. > I’m really looking forward to multiple distance HRTFs become a reality, as > this is one of the limitations currently. > Similarly, mulitiple A to B microphone filters, measured at different > distances would be nice! > > Sent from my iPhone > > > On 23 Jan 2018, at 12:16, Augustine Leudar <augustineleu...@gmail.com> > wrote: > > > > Hi Jack, > > Aside from ILDs, ITDs, I also wondered if the pinna was able to > distinguish > > very close sound sources due to the fact the wavefront would be much more > > curved almost spherical to the degree that it would be different pressure > > present at different folds of the pinna (ie very close up sound slike a > > mosquito) . I dont think theres been much done on that... > > > > On 23 January 2018 at 11:58, jack reynolds <jackreynolds...@gmail.com> > > wrote: > > > >> It looks like a method for binaural rendering with multiple distance > HRTFs. > >> > >> Ambisonics could be one of the inputs, but it seems to be aimed more at > >> object based virtual reality, where the listener is more likely to come > >> very close to an audio source. > >> > >> Most HRTFs are currently measured at 1m distance, so any objects closer > >> than 1m are not currently rendered correctly. > >> > >> Far field HRTFs are closer to plane waves, whereas close up audio > objects > >> emit more spherical waves, creating greater differences in interaural > time > >> difference (ITD). > >> > >> Jack > >> > >> On 23 January 2018 at 11:18, Bearcat Şándor <bearcatsan...@gmail.com> > >> wrote: > >> > >>> I don't know a lot about patent law, but is this an attempt to tie up > our > >>> beloved Ambisonics? > >>> > >>> http://www.freepatentsonline.com/y2017/0366912.html > >>> > >>> If so, can we do anything about it? > >>> -------------- next part -------------- > >>> An HTML attachment was scrubbed... > >>> URL: <https://mail.music.vt.edu/mailman/private/sursound/ > >>> attachments/20180123/8502d237/attachment.html> > >>> _______________________________________________ > >>> Sursound mailing list > >>> Sursound@music.vt.edu > >>> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe > here, > >>> edit account or options, view archives and so on. > >>> > >> > >> > >> > >> -- > >> > >> 07889727365 > >> > >> 02036861372 > >> > >> 3 Swimmers Lane > >> Haggerston > >> London > >> E2 8FR > >> > >> > >> www.facebook.com/reynoldsmicrophones > >> > >> www.sohovr.co.uk > >> -------------- next part -------------- > >> An HTML attachment was scrubbed... > >> URL: <https://mail.music.vt.edu/mailman/private/sursound/ > >> attachments/20180123/0de2f264/attachment.html> > >> _______________________________________________ > >> Sursound mailing list > >> Sursound@music.vt.edu > >> https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, > >> edit account or options, view archives and so on. > >> > > > > > > > > -- > > Dr. Augustine Leudar > > Artistic Director Magik Door LTD > > Company Number : NI635217 > > Registered 63 Ballycoan rd, > > Belfast BT88LL > > -------------- next part -------------- > > An HTML attachment was scrubbed... > > URL: <https://mail.music.vt.edu/mailman/private/sursound/ > attachments/20180123/909ab7e4/attachment.html> > > _______________________________________________ > > Sursound mailing list > > Sursound@music.vt.edu > > https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, > edit account or options, view archives and so on. > _______________________________________________ > Sursound mailing list > Sursound@music.vt.edu > https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, > edit account or options, view archives and so on. > -- Antti Vanne OwnSurround Ltd / IDA Audio CEO Haapaniemenkatu 40 <https://maps.google.com/?q=Haapaniemenkatu+40&entry=gmail&source=g> E 1 70110 Kuopio Finland Mobile: +358 50 3566 744 Email: antti.va...@ownsurround.com <antti.hynni...@ownsurround.com> Twitter: @nahkiz -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20180123/313bf6aa/attachment.html> _______________________________________________ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound - unsubscribe here, edit account or options, view archives and so on.
