On Sun, 2009-09-06 at 11:01 -0400, Joshua D. Boyd wrote: > Paul Davis wrote: > > On Sat, Sep 5, 2009 at 5:33 PM, Iain Duncan<[email protected]> wrote: > >> Hi everyone, I'm wondering what most linux audio developers think about > >> pyqt vs wxpy for writing audio app guis now that qt is gpl'd. > >> Specifically I'm interested in tightly controlling the timing of event > >> loop ( ie making some accurate external clock source like the csound > >> engine be the time boss ) and making decent faders widgets. > > > > my recommendation is that you rethink whatever architecture you're > > imagining. you will not, and almost certainly should not, drive a GUI > > event loop from anything audio related. you should (IMHO) be thinkng > > about two different loops: a GUI event loop driven by mouse, keyboard > > and system time(r|out) events, and an audio engine loop driven by the > > "clock" of the audio API (JACK, ALSA, whatever). the GUI doesn't need > > tight timing (remember that your display almost certainly only > > refreshes at no more than 100 times per second, and quite possibly > > more in the range of 60-80 times per second.
Thanks. How do you communicate to the gui loop when it should update itself based on audio activity? thanks Iain _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/mailman/listinfo/linux-audio-dev
