Hello Dave. Thank you so much for this extensive information and the links. Very much appreciated. I will try them all.
Best Wishes, Ross +44 7973 345410 +45 42 50 07 40 On Sun, Sep 4, 2016 at 7:07 PM, Dave Hunt <davehuntau...@btinternet.com> wrote: > Hi, > > The recorded files will likely be four mono files, or less likely, an > interleaved four channel file. > The order of the files should be W, X, Y, Z. > > ProTools, unless HD versions, only handle stereo files but can probably > import them as four mono flies. > Logic (in my experience) only has one multi-channel bus structure, which > can be quad or various versions of Dolby 5.1 etc. > > De-interleaver can split interleaved files or interleave mono files. > > http://www.birmingham.ac.uk/facilities/ea-studios/research/mulch.aspx > > You should be able to import the files into either. You may need to group > channels together for editing even though it may all sound a bit strange. > > You could possibly botch a sort of stereo decoder by treating X and Y as > an MS signal, and add a bit of W to both X and Y. > > It seems that most plug-in decoders have settings for fixed arrays. Good > enough for editing on quad or 5.1 systems, but not for large arrays. > > ProTools and Logic don't have good architectures for using ambisonics. > Reaper is much better, though I haven't used it very seriously, and it can > be a bit confusing initially. > > If you are on Mac you could try my free 3DAS Ambisonic Decoder. > > http://www.3d-audioscape.com/downloads.html > > It is a stand alone decoder with a WXYZ input, and can address 8 speakers, > regular arrays best. You can use Soundflower to get the output of any DAW > into it, and it then outputs to your audio interface. Alternatively you can > output the four channels to your audio interface and run the decoder on > another machine with a bigger audio interface. > > It was built with Max, and similar things I have made have run on various > Mac OS versions, though it has not been used yet on El Capitan. It should > be OK, but no guarantees. > > It is only an 8-channel version as it was aimed at beginners with > ambisonics. None of my software has huge numbers of users, so there hasn't > been much feedback. Martyn Ware uses it a lot. More output channels are > fairly straightforward to implement, though it is questionable whether > first order ambisonics benefits from having more than eight speakers. > > There are, of course, other decoders, none of which I've used in earnest. > Wigware > > Harpex > harpex.net > Reputedly the best, processing first order ambisonic signals to something > like higher orders. > > BlueRipple > et al. > > Good luck, > > Dave Hunt > > > > On 4 Sep 2016, at 17:00, sursound-requ...@music.vt.edu wrote: > > From: Ross Adams <ross.adams...@gmail.com> >> Date: 4 September 2016 14:08:44 BDT >> To: sursound@music.vt.edu >> Subject: [Sursound] b-format decoders >> >> >> Hello, >> >> I made some recordings on a soundfield st250 in b-format. >> >> Please could you recommend a decoder i can use in pro-tools 10 or Logic x >> that will allow me to make the four stems into stereo files or a decoder >> that I can place on the master out so that I could edit the files whilst >> listing in stereo. >> >> Also a decoder that would allow me to play back the stems as b-format >> files through a multi-speaker array within a live performance realm. >> >> Thank you in advance. >> Ross >> > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: <https://mail.music.vt.edu/mailman/private/sursound/attachme > nts/20160904/9e2c9955/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. > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://mail.music.vt.edu/mailman/private/sursound/attachments/20160904/1448b956/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.
