Re: [Sursound] 2nd order A-format to B-format equations

2019-04-04 Thread Jörn Nettingsmeier
On 3/24/19 9:42 PM, Fons Adriaensen wrote: I know tetraproc is GPL'd, but Len has chosen to obfuscate the custom decoding parameters to protect his secret sauce. No, that isn't true. The actual parameters in the preset files are not obfuscated at all, and both tetraproc and octofile contain th

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Fernando Lopez-Lezcano
On 3/26/19 2:59 PM, Martin Dupras wrote: Thank you for all the answers. I do appreciate. However, no one has answered my question. I will ask again. Can someone point me to any published resources that explain the principles and theoretical equations required to in theory convert from 2nd order

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Martin Dupras
Thank you. Much appreciated. - martin On Tue, 26 Mar 2019 at 22:36, Fons Adriaensen wrote: > On Tue, Mar 26, 2019 at 09:59:45PM +, Martin Dupras wrote: > > > However, no one has answered my question. I will ask again. > > > > Can someone point me to any published resources that explain the

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Fons Adriaensen
On Tue, Mar 26, 2019 at 09:59:45PM +, Martin Dupras wrote: > However, no one has answered my question. I will ask again. > > Can someone point me to any published resources that explain the principles > and theoretical equations required to in theory convert from 2nd order > A-format to B-for

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Martin Dupras
Thank you for all the answers. I do appreciate. However, no one has answered my question. I will ask again. Can someone point me to any published resources that explain the principles and theoretical equations required to in theory convert from 2nd order A-format to B-format? I can find resources

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Fons Adriaensen
On Wed, Mar 27, 2019 at 04:50:06AM +0800, Stephen McArdle wrote: > I think the question might be more simpler than this. > For 1st order (with 4 microphones) the very first A to B > equations are (for example): > W' = FLU+FRD+BLD+BRU > X' = FLU+FRD-BLD-BRU > Y' = FLU-FRD+BLD-BRU > Z' = FLU-FRD-BL

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-26 Thread Stephen McArdle
27; = FLU+FRD+BLD+BRU+FRU+FLD+BLU+BRD X' = FLU+FRU+FRD+FLD-BLD-BRU-BLU-BRD Y' = FLU+FLD+BLD+BLU-FRU-FRD-BRD-BRU Z' = FLU+BRU+FRU+BLU-FLD-BLD-FRD-BRD But what about R’,S’,T’,U’ ?? S From: Fons Adriaensen Sent: 25 March 2019 04:42 To: sursound@music.vt.edu Subject: Re: [Sursound] 2nd

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-24 Thread Fons Adriaensen
On Sun, Mar 24, 2019 at 08:38:45PM +0100, Jörn Nettingsmeier wrote: > On 3/24/19 1:25 PM, Martin Dupras wrote: > > Hi, > > > > Could anyone point me in the direction of a resource that shows the > > equations for converting a 2nd order A-format recording into B-format? I > > would like to convert

Re: [Sursound] 2nd order A-format to B-format equations

2019-03-24 Thread Jörn Nettingsmeier
On 3/24/19 1:25 PM, Martin Dupras wrote: Hi, Could anyone point me in the direction of a resource that shows the equations for converting a 2nd order A-format recording into B-format? I would like to convert in realtime from a Core Octomic in software (e.g. PD, Max, SuperCollider) without the us

[Sursound] 2nd order A-format to B-format equations

2019-03-24 Thread Martin Dupras
Hi, Could anyone point me in the direction of a resource that shows the equations for converting a 2nd order A-format recording into B-format? I would like to convert in realtime from a Core Octomic in software (e.g. PD, Max, SuperCollider) without the use of a plugin. Thanks, - martin -