Re: [PD] Echo cancellation, adaptative filtering

2010-01-07 Thread Damien Henry
Hi, Thanks Georg, Patrick and Brand for your reply. I'll try this one first : http://grh.mur.at/software/adaptive.html On my side I've find http://www.rowetel.com/ucasterisk/oslec.html that give some explantion and also some source code :

Re: [PD] Echo cancellation, adaptative filtering

2010-01-07 Thread Roman Haefeli
On Wed, 2010-01-06 at 19:54 +0100, Georg Holzmann wrote: But I think more people did similar and more advanced things ... Somebody with a deep understanding of the subject matter must be saying that. How should he know otherwise? ;-) Seriously, I think there is only little point in pointing to

Re: [PD] Echo cancellation, adaptative filtering

2010-01-07 Thread Charles Henry
On Thu, Jan 7, 2010 at 1:18 PM, Roman Haefeli reduzie...@yahoo.de wrote: Seriously, I think there is only little point in pointing to how others did it better. I haven't looked at your externals, though, but I pretty sure, that they are _very_ advanced (from my perspective. me, who doesn't

[PD] Echo cancellation, adaptative filtering

2010-01-06 Thread Damien Henry
Hi List, Does anyone implemented some echo cancellation or adaptative filtering with pd ? Cheers, Damien. ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management - http://lists.puredata.info/listinfo/pd-list

Re: [PD] Echo cancellation, adaptative filtering

2010-01-06 Thread Charles Henry
I tried to do it with wavelet subbands. I failed miserably. Mostly, it was because I didn't get all the math the first time around. I also tried making some adaptive reverberation analysis routines, which failed due to lack of computational power. Now, I've got the math nailed down and put

Re: [PD] Echo cancellation, adaptative filtering

2010-01-06 Thread Georg Holzmann
Hallo! Does anyone implemented some echo cancellation or adaptative filtering with pd ? We made some adaptive filter: http://grh.mur.at/software/adaptive.html But I think more people did similar and more advanced things ... LG Georg ___