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

2012-10-28 Thread etienne deleflie
Hi Richard, Yes, what it does, it does very well. However, as described, you are asked to first create an n-channel interleaved WAVE file containing all those uncompressed silent channels, and pass that to wavpack. Which is fine in principle, except that with a possibly large number of

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

2012-10-28 Thread Richard Dobson
On 28/10/2012 23:12, etienne deleflie wrote: Hi Richard, .. The 4GB limit has been considered within UA. The wavpack format itself has the limit of 2^32 samples, which translates to 27 hours at 44 kHz (or 1 hour of 27 channels at 44kHz). The users who have been emailing me are all working

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

2012-10-28 Thread etienne deleflie
I think no serious person in audio wants anything to do with lossy compression which is a commercial compromise for no real reason(uncompressed audio no longer looks like that big a file). Since probably no one is interested in exotic surround items except people who are serious about audio,