[linux-audio-dev] Success achieving low latency without extras

2001-10-06 Thread Juan Linietsky
Well, I'm writing a sequencer. I was trying to figure a way to achive low callback latency to update my mixer, without using any "extra" (such as /dev/rtc). My approach was quite simple, I just spawned a high amount of threads, each with a sleep(1) and updating the player timer all the time. Su

Re: [linux-audio-dev] Audio-related widgets with Qt ?

2001-10-06 Thread Bill Bland
On Sat, 6 Oct 2001, Johan Hanson wrote: > I have some ideas for a "horizontal piano roll"-like widget with > the capability of multiple tracks and a time scale. > Individual tracks would be child widgets - for example "waveform" > displays. > The widget would also be able to handle scrolling/page

Re: [linux-audio-dev] LADSPA header - simple question

2001-10-06 Thread Frank Barknecht
nebogeo hat gesagt: // nebogeo wrote: > When releasing apps with LADSPA support, is it Ok to > include the ladspa header with the source - so it > compiles even if the user doen't have ladspa > installed? LADSPA is under LGPL, so you can of course redistribute it. And regarding your attachments

Re: [linux-audio-dev] Audio-related widgets with Qt ?

2001-10-06 Thread Johan Hanson
Tommi Ilmonen wrote: > > Hi. > > There are quite a few people making audio and using Qt for GUIs. > [...] > 3) Waveform display (with properly threaded background preview >calculations and saves) This thread has been silent for a little while, so I thought that I would slip in. I have some

[linux-audio-dev] LADSPA header - simple question

2001-10-06 Thread nebogeo
When releasing apps with LADSPA support, is it Ok to include the ladspa header with the source - so it compiles even if the user doen't have ladspa installed?   Seems simpler than giving them the option at compile time?   Could make ladspa a requirement I suppose?   Thoughts?   Cheers,   D

Re: [linux-audio-dev] beat slicer under linux

2001-10-06 Thread Frank Barknecht
Erik de Castro Lopo hat gesagt: // Erik de Castro Lopo wrote: > It really blew my mind when Paul Davis <[EMAIL PROTECTED]> said: > > > >signal. The patented Beat Munging algorithm looks at the energy in > > > > ^^^ > > Danger Will Robinson! > > There's alwa

Re: [linux-audio-dev] beat slicer under linux

2001-10-06 Thread Erik de Castro Lopo
It really blew my mind when Paul Davis <[EMAIL PROTECTED]> said: > >signal. The patented Beat Munging algorithm looks at the energy in > >^^^ > Danger Will Robinson! There's always more than one way to skin a cat and there is always more than one single a

Re: [linux-audio-dev] beat slicer under linux

2001-10-06 Thread Juhana Sadeharju
>selected sample. During this analysis, all of the beat transients in the >sample are located by performing a frequency-domain analysis of the >signal. The patented Beat Munging algorithm looks at the energy in >various frequency bands and locates the times where the energy rises >sharply, identif