Re: [LAD] jack and c++

2008-11-10 Thread Maarten de Boer
Why don't you take it one step further, and call a method of audJ right away, so you don't have use audJ-> all the time? class AudioOutputJACK { [...] static int sProcessJackCallback(jack_nframes_t nframes, void* arg) { AudioOutputJACK* audJ = static_cast(arg); return au

Re: [LAD] Utility to read SMPTE LTC "audio" time-code

2009-04-15 Thread Maarten de Boer
Hi Pau, hi Brian (who asked for the same some days ago) I implemented this many years ago. http://www.iua.upf.es/~mdeboer/from_ftp/projects/SMPTE/ Robin Gareus used/rewrote the code for a project of his, so I put him in Cc. Maarten On Apr 7, 2009, at 21:58 , Pau Arumí wrote: > > Hi all, > > I

Re: [LAD] Utility to read SMPTE LTC "audio" time-code

2009-04-15 Thread Maarten de Boer
Hi Pau, hi Brian (who asked for the same some days ago) I implemented this many years ago. http://www.iua.upf.es/~mdeboer/from_ftp/projects/SMPTE/ Robin Gareus used/rewrote the code for a project of his, so I put him in Cc. Maarten On Apr 7, 2009, at 21:58 , Pau Arumí wrote: > > Hi all, > > I

Re: [LAD] tapiir website/tarball

2010-03-06 Thread Maarten de Boer
Hi Philipp, Thanks for pointing this out. I will try to put the pages for tapiir and polarbear back up during the next days. Maarten On Mar 6, 2010, at 6:55 PM, Philipp wrote: > I noticed a while ago that the tapiir website is gone or at least > non-functional. Do you guys know more about it?

[LAD] malloc in fftw

2010-04-07 Thread Maarten de Boer
Hi, I suppose that many of you are or might be using fftw for real-time audio processing, and I think the following information may be of your interest. I just came to realize that fftw_execute calls malloc. This happens even though you create a 'plan' where you pass fftw_malloc preallocated in

Re: [LAD] tapiir website/source

2011-01-18 Thread Maarten de Boer
Hi, Yes, sorry I didn't take care of this yet. Webspace is not the problem, maintenance is... I will look for the tgz and put it online tonight (CET) maarten On Jan 18, 2011, at 6:27 PM, Jörn Nettingsmeier wrote: > On 12/06/2010 11:18 PM, Philipp wrote: >> Excerpts from Philipp's message of 2

Re: [LAD] tapiir website/source

2011-01-18 Thread Maarten de Boer
an 18, 2011, at 6:54 PM, Jörn Nettingsmeier wrote: > On 01/18/2011 06:31 PM, Maarten de Boer wrote: >> Hi, >> >> Yes, sorry I didn't take care of this yet. Webspace is not the >> problem, maintenance is... >> >> I will look for the tgz and put it onlin

Re: [LAD] How do you improve optimization for integer calculations?

2019-04-07 Thread Maarten de Boer
Hi, > […] >col[0] /= 9.0, col[1] /= 9.0, col[2] /= 9.0, col[3] /= 9.0; > 0x5a39 pxor %xmm0,%xmm0 > […] > > Notice, how line, containing chain of divisions, is compiled to single > sse operation. I don’t see any SSE operation here. The pxor is just to zero the xmm0 register. It’s

Re: [LAD] How do you improve optimization for integer calculations?

2019-04-07 Thread Maarten de Boer
> Looks like you propose to use intel-specific intrinsics. I already > looked gcc docs in hope to find something similar, but only found > vectorization section, from C extensions. Hoped to see something > probablt gcc-specific, but not intel-spec. I am not sure if I understand what you mean, but