[Sursound] 3DAA | Audio Alliance

2010-12-22 Thread Stefan Schreiber
Message Subject:3DAA | Audio Alliance Date: Wed, 22 Dec 2010 08:47:31 +0100 From: Uli Loehneysen loehney...@aol.com To: Stefan Schreiber st...@mail.telepac.pt http://www.3daa.org/index.html Keine Angaben über Mitglieder . . . Grüße, Uli -- next part

Re: [Sursound] 3DAA | Audio Alliance

2010-12-22 Thread Stefan Schreiber
Dear Helmut, many thanks for this contribution, too! However: How many dry recorded audio tracks are there? There might be dozens... Therefore, you can't control things like space or data rate for streaming. This is an important point or objection, I would say in my first reaction! Data of

Re: [Sursound] 3DAA | Audio Alliance

2010-12-22 Thread Stefan Schreiber
Helmut Oellers wrote: Data of source position and recording room acoustics would have to be coded in a transparent and elegant form, and is there any agreement on this? This looks far from being trivial... Unfortunately, all trivial tasks are solved today. :) However, this seem

Re: [Sursound] Available UHJ encoders?

2011-01-20 Thread Stefan Schreiber
f...@kokkinizita.net wrote: On Tue, Jan 18, 2011 at 05:53:01PM +, Geoffrey Barton wrote: How do you justify that assertion? How do you justify your assertion that phase errors of 1 degree are OK but 4 degrees are not ? Phase shifts changing with frequency also translate

Re: [Sursound] Why do you need to decode ambisonic/b format signals ?

2011-01-22 Thread Stefan Schreiber
f...@kokkinizita.net wrote: On Sat, Jan 22, 2011 at 04:38:19PM +, Augustine Leudar wrote: Im sure Im missing something obvious here but humour me. With a stereo signal I can just place two speakers in a line and have my stereo signal send two discrete channels to each speakers, each

Re: [Sursound] Why do you need to decode ambisonic/b format signals ?

2011-01-22 Thread Stefan Schreiber
f...@kokkinizita.net wrote: On Sat, Jan 22, 2011 at 04:38:19PM +, Augustine Leudar wrote: Im sure Im missing something obvious here but humour me. With a stereo signal I can just place two speakers in a line and have my stereo signal send two discrete channels to each speakers, each

Re: [Sursound] Why do you need to decode ambisonic/b format signals ?

2011-01-23 Thread Stefan Schreiber
Jörn Nettingsmeier wrote: On 01/23/2011 01:41 AM, Stefan Schreiber wrote: In fact, the introduced system might deliver better results than say Dolby Pro Logic IIz. that's like saying this new car model is a lot faster than a dead whale on the beach :-D This is a cool analogy

Re: [Sursound] Death of Ambisonia.com

2011-03-08 Thread Stefan Schreiber
Gregory Maxwell wrote: On Mon, Mar 7, 2011 at 7:27 PM, e deleflie edelef...@gmail.com wrote: The ambisonia wiki can, and *should* be hosted somewhere else. This should be relatively easy to transfer to whoever would like to take it. Would have to be under a different domain name. The

Re: [Sursound] Minim AD7 for sale

2011-04-30 Thread Stefan Schreiber
? g Stefan Schreiber P.S.: Small hint It would be better if the Linux software might work for other Linux distributions, too... ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound

Re: [Sursound] Minim AD7 for sale

2011-04-30 Thread Stefan Schreiber
the reasonable B fomat adepts and snobistic HOA rocket scientists... Running away... :-D Best, Stefan Schreiber P.S.: Speaking of B format recordings, there are the well-known issues of sound quality. SNR? High frequencies? A typical B format mic is good for ambience recordings

Re: [Sursound] Minim AD7 for sale

2011-04-30 Thread Stefan Schreiber
, Stefan Schreiber -- next part -- An HTML attachment was scrubbed... URL: https://mail.music.vt.edu/mailman/private/sursound/attachments/20110501/fc3a71c3/attachment.html ___ Sursound mailing list Sursound@music.vt.edu https

Re: [Sursound] Minim AD7 for sale

2011-04-30 Thread Stefan Schreiber
Marc Lavallée wrote: An appropriate discussion could be about how to scale the quality of the experience from stereo to first-order ambisonics with four speakers up to eight and more, in the same room. Installing a good surround system is not very different from installing a good-enough stereo

Re: [Sursound] Minim AD7 for sale

2011-05-01 Thread Stefan Schreiber
John Leonard wrote: Some years ago I asked a question about how many list-members actually had correctly set up surround systems of any sort at home; not in the studio, or research facility, but in their own homes as a way of enjoying music. I seem to remember that very few - three, if I

Re: [Sursound] Minim AD7 for sale

2011-05-01 Thread Stefan Schreiber
Martin Leese wrote: Stefan Schreiber st...@mail.telepac.pt wrote: ... I have argued to introduce some common file format for 3D audio, for example Ambisonics up to third order. This standard could be based on the already existing FMH-Format. Now, I am supposedly one of the snobs... But FMH

Re: [Sursound] Domestic speaker layout (was Re: Minim AD7 for sale)

2011-05-02 Thread Stefan Schreiber
Marc Lavallée wrote: Mon, 02 May 2011 06:59:40 +0200, Jörn Nettingsmeier netti...@stackingdwarves.net wrote : not native, but here's a very simple one that has been shoehorned into a third-order workstation: http://cec.concordia.ca/econtact/11_3/nettingsmeier_ambisonics.html I'd

Re: [Sursound] New filter

2011-05-30 Thread Stefan Schreiber
for clarifications Stefan Schreiber From: dw surso...@dwareing.plus.com To: Surround Sound discussion group sursound@music.vt.edu Sent: Sunday, May 29, 2011 11:13 AM Subject: [Sursound] New filter Free Ambiophonic stereo-dipole type crosstalk cancelling filter. For 3 sample delay @ 44100. Speaker angle

Re: [Sursound] Fwd: Bass Problem in crosstalk cancellation

2011-06-13 Thread Stefan Schreiber
Robert Greene wrote: The point I am trying to make is that there are ALWAYS higher frequency components, except for the eternal om that started before time began and that will continue into all eternity.(No offense I hope to believers in the religious content here). Only that type of

Re: [Sursound] Fwd: Bass Problem in crosstalk cancellation

2011-06-13 Thread Stefan Schreiber
Stefan Schreiber wrote: Robert Greene wrote: The point I am trying to make is that there are ALWAYS higher frequency components, except for the eternal om that started before time began and that will continue into all eternity.(No offense I hope to believers in the religious content

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-09 Thread Stefan Schreiber
Jörn Nettingsmeier wrote: On 07/09/2011 11:13 PM, dw wrote: Care to send a clip of an impossible-to-sound-as-good-as-with-stereo recording for me to play with. well, this kind of stand-off isn't likely to lead anywhere. sounds good is very hard to define or even test. i'm not terribly

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-09 Thread Stefan Schreiber
Jörn Nettingsmeier wrote: On 07/09/2011 10:19 PM, Stefan Schreiber wrote: Fons Adriaensen wrote: On Sat, Jul 09, 2011 at 02:04:21PM -0400, Marc Lavallée wrote: The perceived directional bandwidth of stereo recordings is better than what conventional stereo (with cross-talk) can

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-10 Thread Stefan Schreiber
Fons Adriaensen wrote: On Sat, Jul 09, 2011 at 09:41:04PM -0400, Marc Lavallée wrote: If you could help me understand spherical harmonics, I'd be a MAG fanboy in no time. The best didactic resource I found is a very strange article titled Notes on Basic Ideas of Spherical Harmonics. It's

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-10 Thread Stefan Schreiber
Fons Adriaensen wrote: On Sun, Jul 10, 2011 at 05:44:50PM +0100, Stefan Schreiber wrote: As a violinist, my choice would be the sawtooth wave, just for demonstrational purposes. Which has the same problems (infinite bandwidth etc.) But yes, as a violinist it would probably hurt

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-10 Thread Stefan Schreiber
Marc Lavallée wrote: Stefan Schreiber st...@mail.telepac.pt a écrit : Now come on, a square wave is not about music! Iannis Xenakis would not agree with you... -- Marc ___ But HIS square waves are irregular, or a chain

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-10 Thread Stefan Schreiber
and Ambio. Very reasonable. Best regards, Stefan Schreiber ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-10 Thread Stefan Schreiber
Hello Marc... I don't get access to the (dropbox) file. Error (404) We can't find the page you're looking for. Is this because I am not based in the USA? Best, Stefan Marc Lavallée wrote: dw surso...@dwareing.plus.com a écrit : On 10/07/2011 18:10, Stefan Schreiber wrote

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-11 Thread Stefan Schreiber
Well, unless the amplifier encounters some of the elusive square (freak) waves... :-D Stefan Robert Greene wrote: No speaker requires a fast amplifier, whatever that means. ALL amplifiers that are not defective are far faster in any reasonable sense than any speaker is. Some amps have

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-11 Thread Stefan Schreiber
Jörn Nettingsmeier wrote: On 07/11/2011 12:39 AM, Stefan Schreiber wrote: With all these efforts, why is actually nobody just marketing a headphone solution with head-tracking? smyth research makes one (called the realizer), or there's the beyerdynamic headzone. We have discussed

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-11 Thread Stefan Schreiber
Bearcat M. Şandor wrote: On 07/10/2011 11:10 AM, Stefan Schreiber wrote: To clarify a few basic things: The first poster in this thread (and obviously some other people who maybe should have known better) are claiming that you could receive a 360º representation via just two (supposedly

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-11 Thread Stefan Schreiber
Bearcat M. Sandor wrote: On 7/11/2011 8:30 AM, Stefan Schreiber wrote: However, the 12+ channel audio system (for Ambisonics?) is a caricature, at best. 8 horizontal speakers would be enough for Ambisonics 3rd order, for home purposes. 1st order can be reproduced with 4 speakers, you

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-18 Thread Stefan Schreiber
Jörn Nettingsmeier wrote: On 07/18/2011 06:18 PM, Stefan Schreiber wrote: Which means that they are probably using HRTF techniques. Because HRTF is an individual parameter, they would have to use some form of standard HRTF, as long as they don't perform individual measurements. For me

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-19 Thread Stefan Schreiber
Dave Malham wrote: Hi Jörn, Saved me some typing - pretty well what I would have said :-) Dave Absolutely same opinion, right? :-D Surround is not just about Ambisonics and maybe WFS, yet again. True - but they are ones that work and are well established. Dave

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-20 Thread Stefan Schreiber
, Stefan Schreiber wrote: Dave Malham wrote: Surround is not just about Ambisonics and maybe WFS, yet again. True - but they are ones that work and are well established. Dave Ambisonics and WFS are well-established?! Depends on your view on this... In the sense

Re: [Sursound] the recent 2-channel 3D sound formats and their viability for actual 360 degree sound

2011-07-20 Thread Stefan Schreiber
Dave Hunt wrote: It is true that 1st order ambisonics doesn't consider distance, with all sources being reproduced at the distance of the speakers, although Gerzon did consider distance panning. A Soundfield mic recording contains distance information. If attempting spatial synthesis,

Re: [Sursound] another patent

2011-09-18 Thread Stefan Schreiber
that you can narrow patent claims during a patent examination, but you can never widen patent claims. In an European patent, there is just one main claim - claim 1, whereas an American patent might allow several concurrent/similar main claims.) Just for some clarification... Best, Stefan

Re: [Sursound] another patent

2011-09-18 Thread Stefan Schreiber
is if this is/was a topic to discuss on the sursound list, but maybe I should run for cover...:-D Best, Stefan Schreiber -- next part -- An HTML attachment was scrubbed... URL: https://mail.music.vt.edu/mailman/private/sursound/attachments/20110919/60c84aeb/attachment.html

Re: [Sursound] another patent

2011-09-19 Thread Stefan Schreiber
Dave Malham wrote: On 19/09/2011 00:44, Stefan Schreiber wrote: Fair enough. The fact that the different patent systems are not perfect doesn't justify to insult anyone involved. Well, like I said, I do apologise - it was an unfortunate attempt at a humorous dig at the system

Re: [Sursound] another patent

2011-09-19 Thread Stefan Schreiber
Richard Dobson wrote: On 19/09/2011 15:21, Stefan Schreiber wrote: .. The 20 minutes per application might refer to a specific step, Probably the pre-filtering to eliminate the umpteen patents for free energy machines, teleportation devices, anti-gravity drives, kitchen-table fusion

Re: [Sursound] [ot] another patent

2011-09-20 Thread Stefan Schreiber
Sampo Syreeni wrote: On 2011-09-19, Stefan Schreiber wrote: Our economy is really based on IP, in some areas. Think of the pharmaceutical industry in Britain. Personally I'm a political pirate, and an economically minded classical liberal/libertarian minarchist, at the same time. I'd

Re: [Sursound] [ot] another patent

2011-09-20 Thread Stefan Schreiber
Oops, I try to send the same message in another format... :-[ Michael Chapman wrote: Sampo Syreeni wrote: On 2011-09-19, Stefan Schreiber wrote: What she does *not* know is that the oldest, simplest and cheapest NSAID medication works even better. I mean, today, now

Re: [Sursound] [ot] another patent

2011-09-26 Thread Stefan Schreiber
as opponents;-( had said. I actually thought I did... :-[ :-) That seems to be a lost hope. But if we would have some clear thread topic (which already has OT included), maybe there would have been far less room for any misunderstandings? Best, Stefan Schreiber

Re: [Sursound] OT: Spatial music

2012-04-08 Thread Stefan Schreiber
on it, Ambisonics is dead in the water, because frankly I'm rather uninterested in having to set up my listening environment for 20 minutes before I can play some obscure avant-garde musical experiment in surround sound. But would you spend the 20 minutes if Apple tells you to do so? Best, Stefan

Re: [Sursound] OT: Spatial music

2012-04-08 Thread Stefan Schreiber
newme...@aol.com wrote: Ronald: Whiz-bang demos won't make any difference, but adoption by Apple's iTunes Store, or something like that would make a difference. Very interesting! Does iTunes currently support multi-channel audio (other than on purchased movies)? As best I can

Re: [Sursound] OT: Spatial music

2012-04-08 Thread Stefan Schreiber
Ronald C.F. Antony wrote: The Ambisonic community keeps shooting itself in the foot, because they can't accept that OK is better than nothing, and that once OK is the accepted standard, one can then incrementally push for higher-order extensions to an already existing infrastructure.

Re: [Sursound] OT: Spatial music

2012-04-08 Thread Stefan Schreiber
Ronald C.F. Antony wrote: The problem is: who still needs hardware? Unless it's incorporated into something like an Oppo DVD/BD player, which hooks up directly to a power amp, the hardware of choice is something like an AppleTV that gets its data stream from a computer server, i.e. iTunes.

Re: [Sursound] OT: Spatial music

2012-04-08 Thread Stefan Schreiber
people think Apple is needlessly proprietary. Oh yeah, they have to offer a closed and walled garden. Otherwise things would not work as PERFECT as Apple users expect... Best, Stefan Schreiber P.S.: And they care since years for the best and safest working conditions at the Foxconn plants

Re: [Sursound] OT: Spatial music

2012-04-12 Thread Stefan Schreiber
there is still a real chance that it will happen. The iTunes shop is currently irrelevant for surround music, and there are more companies around than Apple. Best, Stefan Schreiber On 12 Apr 2012, at 22:05, Fons Adriaensen wrote: On Thu, Apr 12, 2012 at 10:47:04PM +0200, Ronald C.F. Antony wrote

Re: [Sursound] OT: Spatial music

2012-04-14 Thread Stefan Schreiber
Paul Hodges wrote: --On 13 April 2012 03:08 +0100 Stefan Schreiber st...@mail.telepac.pt wrote: I am not sure that any form of surround will make it into the home, I have quite a lot of commercial surround music recordings, on 5.1 media. However, because of my recording activities, my

Re: [Sursound] OT: Spatial music

2012-04-14 Thread Stefan Schreiber
Ronald C.F. Antony wrote: UHJ is simple and convenient, because people can buy it as a regular stereo track like the rest of the music. No pop-up with a choice: stereo or surround version, no playlists where one has to make sure the stereo version ends up on the iPod, and the surround

Re: [Sursound] OT: Spatial music

2012-04-14 Thread Stefan Schreiber
, Stefan Schreiber P.S.: Surround reproduction is not related in any form to cheap hard drives () vs. SSD storage. I am actually tired of reading this stuff about cheap, crappy speakers, cheap hard drives etc. Nice rhetorical attempt, but what is the aim

Re: [Sursound] OT: Spatial music

2012-04-14 Thread Stefan Schreiber
.) I mean, you have to decode AVC and HEVC (successor standard for video compression, nearly finished), and you have to decode a movie which is presented in some container format. (sound, menus, synchronization...) Mobile smart devices are not PCs, but obviously computers. Best, Stefan

Re: [Sursound] OT: Spatial music

2012-04-16 Thread Stefan Schreiber
Ronald C.F. Antony wrote: On 14 Apr 2012, at 16:47, Stefan Schreiber st...@mail.telepac.pt wrote: Ronald C.F. Antony wrote: UHJ is simple and convenient, because people can buy it as a regular stereo track like the rest of the music. No pop-up with a choice: stereo or surround

Re: [Sursound] OT: Spatial music

2012-04-16 Thread Stefan Schreiber
of an issue than all the artefacts that arise from lossy compression, and people by and large don't care or notice either. Artefacts are probably bigger than from lossy compression (which one? AAC?). People don't care: I do, and don't underestimate your customers anyway. Best, Stefan

Re: [Sursound] OT: Spatial music

2012-04-16 Thread Stefan Schreiber
luxury products, because even the richtest customers can't listen to enough recordings. Secondly, good speakers don't have to be so expensive as they tell you in the local hi fi shop. And thirdly, you will buy less times speakers in your life than iPhones/Android phones... Best, Stefan Schreiber

Re: [Sursound] OT: Spatial music

2012-04-16 Thread Stefan Schreiber
The solution to establish any mass market for surround would be obviously to look into better playback via headphones. (binaural, 5.1, FOA, .AMB, etc.) Listening via (4-x) speakers at home would be higher en. Motion-compensated playback is possible nowadays. Many devices have motion sensors.

Re: [Sursound] Dolby Atmos

2012-04-24 Thread Stefan Schreiber
had in the 80s. :-D ) Dolby's beds seem to be 5.1/7.1 mixes, or submixes. The system seems to be hybrid, and definitively backward-compatible to 5.1 and 7.1. (Makes a lot of sense, from a Dolby perspective.) Best, Stefan Schreiber On 24/04/2012 09:39, Dave Malham wrote: I'd heard

Re: [Sursound] Dolby Atmos

2012-04-24 Thread Stefan Schreiber
Ronald C.F. Antony wrote: On 24 Apr 2012, at 19:08, Stefan Schreiber st...@mail.telepac.pt wrote: (Or: surround is maybe not dead if you cram 3 matrixed channels into 2 channels of Apple- compressed AAC iTunes files - which is actually a worse solution than we already had in the 80s

Re: [Sursound] Dolby Atmos

2012-04-24 Thread Stefan Schreiber
music industry didn't and doesn't care, but in the end probably there has to happen something. Because the question might be asked why people who actually have a lot of surround recordings/mixes in the vault don't want to sell them, which seems kind of idealistic.g Stefan Schreiber

Re: [Sursound] Dolby Atmos

2012-04-24 Thread Stefan Schreiber
Fons Adriaensen wrote: On Tue, Apr 24, 2012 at 06:43:41PM +0100, Stefan Schreiber wrote: You also seem to think that 16 bits are enough FAPP, but orchestra recordings have often more than 96dB dynamic range. I know that you can hear under the noise floor. But then, you probably

Re: [Sursound] Dolby Atmos

2012-04-24 Thread Stefan Schreiber
Robert Greene wrote: Re dynamic range of orchestras. For recording one needs more than CD standard 16 bits because one never knows when some instantanteous peak may stick way out and clip nastily if one does not have a lot of headroom. Thank goodness for 24 bits! But seriously, no orchestral

Re: [Sursound] Dolby Atmos

2012-04-26 Thread Stefan Schreiber
Simon Edmonds wrote: We call our own system DOME (Digital Object-oriented Mix Engine) because, early on in the process, we realised that to produce a format-agnostic production tool we had to seriously re-evaluate the traditional mixing paradigm and came up with what we call audio

Re: [Sursound] Make HOA count

2012-07-08 Thread Stefan Schreiber
(- 2nd order) into the (over blown, full) Mpeg-4 multimedia standard, therefore they have to know this. - I will send a copy to the indicated e-mail address Best, Stefan Schreiber ___ Sursound mailing list Sursound@music.vt.edu https

Re: [Sursound] Analogue Ambisonic Decoders

2012-07-08 Thread Stefan Schreiber
Paul Hodges wrote: --On 08 July 2012 18:25 +0100 Stefan Schreiber st...@mail.telepac.pt wrote: Gerald Wilson wrote: I assume no-one is manufacturing such devices anymore? Who would buy this? Museums?:-) At a sensible price I would consider it seriously. Computers are all very

Re: [Sursound] any idea's on the background of the stereo equations in

2012-07-22 Thread Stefan Schreiber
Wrong topic? I have a question concerning the conversion of a stereo recording to ambisonics. In the Wireless World of 1977 articles there are equations for the conversion of stereo to W,X,Y equivalent signals. The use of j*Diff term doesn't seem to make sense. This is the other direction...

Re: [Sursound] [Sursoun] [OT] Facebook group

2012-10-11 Thread Stefan Schreiber
Sampo Syreeni wrote: On 2012-10-08, Charlie Richmond wrote: We will add you to the group if you want - there are 120 people on there now But you aren't 'friends' of mine so I can't ask you to join Charlie, again a word of caution: nowadays you can't really know who will be added

Re: [Sursound] Trans-Dimensional Portal

2012-10-11 Thread Stefan Schreiber
Martin Leese wrote: Carsten Bohn wrote: It has sort of got lost in the melee. ... This list has an amazing side-effect, which is : getting to know new words things that I haven't heard as off now, f.e. M?l?e : which Google translates in german to something like fray in naval

Re: [Sursound] Trans-Dimensional Portal

2012-10-11 Thread Stefan Schreiber
, Charlie Richmond charlie@gmail.com wrote: On Thu, Oct 11, 2012 at 9:51 AM, Stefan Schreiber st...@mail.telepac.pt wrote: Sampo Syreeni wrote: How about a simple group called ambisonic or Ambisonics, in FB? There already is an ambisonics group in fb

Re: [Sursound] Something for the Weekend - Commerical 3D sound

2012-10-13 Thread Stefan Schreiber
Bo-Erik Sandholm wrote: As this was in a session on next gen MPEG format, and header specification in MPEG among other things... If I remembers correctly there was a possibility to specify that the audio format was - WFS - 5.1 - 7.1 - 22.1 No possibility to carry pure ambisonics using our

Re: [Sursound] Patent application: Data structure for HOA

2012-10-29 Thread Stefan Schreiber
Ronald C.F. Antony wrote: On 28 Oct 2012, at 22:34, Stefan Schreiber st...@mail.telepac.pt wrote: When Ambi VLC happens, I predict the re-surrection of UHJ. Simple 2 channels will remain the most important distribution format in the forseable future. This is real surround sound

Re: [Sursound] Patent application: Data structure for HOA

2012-10-29 Thread Stefan Schreiber
not to this audio list.) Good night, Stefan Schreiber ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound

Re: [Sursound] Patent application: Data structure for HOA

2012-11-01 Thread Stefan Schreiber
Ronald C.F. Antony wrote: Object Oriented programming was available 1978/1980. It wasn't used until NeXT started pushing ObjC and SUN tried to rip it off unsuccessfully with Java (which barely qualifies because for several iterations of the language it missed key elements of a real OOP

Re: [Sursound] Patent application: Data structure for HOA

2012-11-01 Thread Stefan Schreiber
Ronald C.F. Antony wrote: On 29 Oct 2012, at 20:56, Stefan Schreiber st...@mail.telepac.pt wrote: Oh yes, go to Apple and look if they listen to your ideas, and let others do their stuff instead of doing some promotion for some stylish, fahionable campany offering super slim products

Re: [Sursound] Patent application: Data structure for HOA

2012-11-01 Thread Stefan Schreiber
Peter Lennox wrote: Am I missing something? - for mobile use, wouldn't B-format to binaural be better than UHJ? Dr Peter Lennox Yes, but then you didn't need a solution requiring the participation of mighty Apple... ;-) Best, Stefan

Re: [Sursound] Patent application: Data structure for HOA

2012-11-01 Thread Stefan Schreiber
this into a wonderful simple form... :-) +1 Stefan Schreiber P.S.: And if we are already here, many online movies include a stereo and 5.1 version. (So not just DVDs or BDs, also online distribution.) ___ Sursound mailing list Sursound@music.vt.edu https

Re: [Sursound] Patent application: Data structure for HOA

2012-11-01 Thread Stefan Schreiber
headphones actually works so well at all... (Many people have problems, such as in-head effects, lack of perceived real space, etc.) If you would fix these problems, then you could probably also reproduce convincing binaural surround via headphones. Best, Stefan Schreiber On 31/10/2012 16:38

Re: [Sursound] Patent application: Data structure for HOA

2012-11-03 Thread Stefan Schreiber
before, at least I have some strange déjà vu feeling here... :-) Best, Stefan Schreiber To: Surround Sound discussion group Subject: Re: [Sursound] Patent application: Data structure for HOA On 1 Nov 2012, at 23:07, Stefan Schreiber st

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-06 Thread Stefan Schreiber
Michael Chapman wrote: The current situation at MPEG: http://www.itu.int/en/ITU-T/studygroups/com16/video/Pages/jctvc.aspx Next meetings: * Geneva, Switzerland, October 2013 (tentative) * Vienna, Austria, 27 July - 2 August 2013 (tentative) * Incheon, Korea, 20-26 April 2013

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-06 Thread Stefan Schreiber
Michael Chapman wrote: OK, Stefan, I'll look at my diary ;-( But 1) January 14-23 is ten days ... it is alo both tentative and 'next' week; 2 How does all this tye in with the MPEG-H 3D Audio Workshop (see copied email below). 1) I am sorry, the date for the MPEG meetings seem to

[Sursound] DTS Headphone:X

2013-01-08 Thread Stefan Schreiber
FYI... http://www.businesswire.com/portal/site/home/permalink/?ndmViewId=news_viewnewsLang=ennewsId=20130107005822div=102718548 2013 International CES LAS VEGAS--(BUSINESS WIRE http://www.businesswire.com/)--DTS, Inc.

Re: [Sursound] DTS Headphone:X

2013-01-08 Thread Stefan Schreiber
creation and cinema delivery. Of course this is marketing speech, but they present something. Best, Stefan Schreiber Stefan Schreiber wrote: FYI... http://www.businesswire.com/portal/site/home/permalink/?ndmViewId=news_viewnewsLang=ennewsId=20130107005822div=102718548 2013 International

Re: [Sursound] DTS Headphone:X

2013-01-09 Thread Stefan Schreiber
their past and brand. Best, Stefan Schreiber ___ Sursound mailing list Sursound@music.vt.edu https://mail.music.vt.edu/mailman/listinfo/sursound

[Sursound] [Fwd: RE: A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...]

2013-01-12 Thread Stefan Schreiber
: Richard Furse rich...@muse440.com To: 'Surround Sound discussion group' sursound@music.vt.edu, 'Stefan Schreiber' st...@mail.telepac.pt Very interesting post following discussion. I've actually been added very recently to the IST/37 committee, which apparently is a close relative to the MPEG one

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-12 Thread Stefan Schreiber
kind of open source license. Anyway - if folk are interested in more detail, please get in touch off-list! Best wishes, --Richard -Original Message- From: sursound-boun...@music.vt.edu [mailto:sursound-boun...@music.vt.edu] On Behalf Of Stefan Schreiber Sent: 06 January 2013 02:00

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-20 Thread Stefan Schreiber
at the decoding stage where you are dealing with very irregular arrays, so don't rule them out. But this was/is the other issued which needed (needs...) some serious discussion. Thanks for the feedback, Stefan On 20 January 2013 04:11, Stefan Schreiber st...@mail.telepac.pt wrote: Reading back

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-20 Thread Stefan Schreiber
Gregory Maxwell wrote: On Sun, Jan 20, 2013 at 6:09 PM, Stefan Schreiber st...@mail.telepac.pt wrote: This is a typical FUD approach presentend by the competition. If I have anything to say about, I'd say that any Ambisonis based approach would be patent-light, iof not patent-free

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-20 Thread Stefan Schreiber
Gregory Maxwell wrote: On Sun, Jan 20, 2013 at 6:09 PM, Stefan Schreiber st...@mail.telepac.pt wrote: This is a typical FUD approach presentend by the competition. If I have anything to say about, I'd say that any Ambisonis based approach would be patent-light, iof not patent-free

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-20 Thread Stefan Schreiber
Marc Lavallée wrote: Stefan Schreiber st...@mail.telepac.pt a écrit : If it doesn't cost to include AVC and AAC into web browsers/plugins etc., maybe it is/was about Open Source principles? (Any discussion leads to nothing, because I tend to see this in a pragmatic way. For others

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-20 Thread Stefan Schreiber
Dave Malham wrote: Hi Stefan, I doubt if B+ would meet the currently perceived needs of cinema surround mixers/producers since it does not have the ability to go discrete. B++ might be enough - that's first order + 5.1 (I just made that up :-)). A better option would be at least third

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-21 Thread Stefan Schreiber
Marc Lavallée wrote: Stefan Schreiber st...@mail.telepac.pt a écrit : The Android OS is open, although not entirely: http://en.wikipedia.org/wiki/Android_%28operating_system%29#Licensing Very closely controlled by Google, even if being based on Linux and some (propietary) hack

Re: [Sursound] an exploratory mail

2013-01-21 Thread Stefan Schreiber
Hi Gabriel, I would like to give some short commentaries inside your text, open for further discussion... Gabriel Wolf wrote: Dear Sursounders, the initial post of A proposal for an Ambisonics based 3D audio codec ... by Stefan Schreiber put all the things together so clearly and nicely

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-21 Thread Stefan Schreiber
Marc Lavallée wrote: Remember that MPEG is creating proprietary, industrial and commercial standards using lots of patents. How Ambisonics can co-exist? -- Marc The MPEG is part of the International Standard Organisation (ISO), in fact it was founded by both ISO and IEC.

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-21 Thread Stefan Schreiber
. Shock, awe, trembling... O:-) Good night, Stefan Stefan Schreiber wrote: Marc Lavallée wrote: Remember that MPEG is creating proprietary, industrial and commercial standards using lots of patents. How Ambisonics can co-exist? -- Marc The MPEG is part of the International Standard

Re: [Sursound] an exploratory mail

2013-01-22 Thread Stefan Schreiber
will be issued at the 103rd meeting in January 2012, Don't speculate too much around, just do read . Best, Stefan Schreiber P.S.: I know why I copy and paste such things. Dolby Atmos also covers arbitrary speaker layouts, BTW. We are talking about the reality, which is already being implemented

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-22 Thread Stefan Schreiber
Marc Lavallée wrote: Stefan, I was not stating that MPEG and ISO are evil. As a hobbyist, my question is: how Ambisonics might be included in a standard format made by the industry for the industry, that everybody would then have to use if there are no viable (and simple) alternative appart

Re: [Sursound] an exploratory mail

2013-01-23 Thread Stefan Schreiber
Richard Dobson wrote: On 23/01/2013 01:39, Stefan Schreiber wrote: .. Why are you actually not reading what I was posting? One of the requirements is arbitrary speaker layouts. Full stop. (There will be some fixed layouts, I guess. But still.) ... of multi-channel audio programs

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-25 Thread Stefan Schreiber
... Your view on this, Gregory? ;-) Gregory Maxwell wrote: On Sun, Jan 20, 2013 at 6:09 PM, Stefan Schreiber st...@mail.telepac.pt wrote: This is a typical FUD approach presentend by the competition. If I have anything to say about, I'd say that any Ambisonis based approach would be patent

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-26 Thread Stefan Schreiber
I am apologizing for the HTML -- plain text msg. formatting errors, I never seem to learn this. MPEG Surround was also defined as one of the MPEG-4 Audio Object Types http://en.wikipedia.org/wiki/MPEG-4_Part_3#MPEG-4_Audio_Object_Types in 2007.[8]

Re: [Sursound] Broadcasting b-format over 802.11g to Ambisonic speaker system

2013-01-26 Thread Stefan Schreiber
Michael Chapman wrote: Anyway if anyone knows of a wireless cable system out there that is high quality and works over distances of up to 400m (in places where there is no internet) please let me know ! You can (or could) get little boxes that plugged ino power points (as in 220v

Re: [Sursound] Broadcasting b-format over 802.11g to Ambisonic speaker system

2013-01-26 Thread Stefan Schreiber
Ok, I give up You can't cite/copy hypertext (HTML) here, even not if sending in (plain) text mode. Thought this should work, sorry... I tried to clean up the mess, results below... Best, Stefan Stefan Schreiber wrote: Michael Chapman wrote: Anyway if anyone knows

Re: [Sursound] A proposal for an Ambisonics based 3D audio codec, MPEG/ITU style...

2013-01-27 Thread Stefan Schreiber
, Stefan Schreiber P.S.: Further updates on the Shanghai and Genève meetings heavily needed, IMO. Mr. Pallone et al., the CfP is issued by now, and it is time to present something. Anyway, I have signed up to the Mpeg list, but couldn't see their CfP yet. (I hope I don't have to hack

Re: [Sursound] NOT The Barber of Seville

2013-02-02 Thread Stefan Schreiber
Dave Malham wrote: Hi On 1 February 2013 22:35, Fons Adriaensen f...@linuxaudio.org wrote: Most systems that try to deliver sound directly to the ears (this includes binaural, crosstalk cancellation etc.) ignore the fact that normally a listener is not clamped into a vise. Even binaural

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