Hey Patrick! Maybe I should once more make an attempt to contact the original kluppe developer. Maybe he'll find some time to reply.
Louigi. On Thu, Apr 29, 2010 at 3:10 AM, Patrick Shirkey <[email protected] > wrote: > Hi, > > Just in case anyone has had some time to ponder this problem and has > forgotten to respond or missed the original request for assistance. > > I would like to add a timer function to kluppe so that I can add a timed > delay to the playback start for an individual loop. > > There are a couple of problems with the current implementation. > > 1: There is an annoying buzz when the loop is paused on three out of four > pause scenarios. This is probably related to the buffer being trapped on > pause for some reason. > 2: With the current implementation using select(), the pause affects all > running loops. > > I tried to work asynchronously with signal and alarm() but that was > suggested as the wrong method. > > Now I am out of my depth as I am not sure how to create an asynchronous > timer in c that will apply to the kluppe system. For example in some other > languages there are timers and example code already written for this problem > which makes it a fairly simple procedure to implement. Perhaps there is also > something fundamental with the kluppe code that makes this problem even more > difficult. If someone has a suggestion for the correct way to handle this > problem I am more than happy to code it up and learn something new but I am > aware that if I have to figure this one out by myself it's gonna take some > time. > > The current test code is here: > http://djcj.org/code/kluppe-0.6.14-playbackdelay.tar.bz2 > > The core code can be found at src/common/looperdata.c:1342 > > To enable the timed playback pause you need to adjust the bottom right > spinbox in the spinbox grid panel for a specific loop. > > > > > Cheers. > > > > Patrick Shirkey > Boost Hardware Ltd > > > _______________________________________________ > Linux-audio-dev mailing list > [email protected] > http://lists.linuxaudio.org/listinfo/linux-audio-dev >
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