Hannu Savolainen kirjoitti: > Yair K. kirjoitti: > >> On Tuesday 19 August 2008 15:57:47 Hannu Savolainen wrote: >> >> >>> Ok. >>> >>> I split oss_audio_chpoll() to separate input and output handlers. Now >>> poll/select will report available data if dmap->interrupt_counter > 0. >>> This counter gets incremented at each fragment boundary. Calling >>> GETIPTR/GETOPTR clears the counter to zero. I think approach should work >>> because every mmap application will make these calls. >>> >>> Best regards, >>> >>> >> Following this change, aRts takes 100% CPU and aborts. strace output is >> attached (I didn't try to play anything, just start and SIGINT). >> >> > This change will drive the CPU to 100% if the app doesn't call > GETIPTR/GETOPTR to clear the counters every time after select/poll has > reported device ready. If you change pulseaudio to do these calls (even > it doesn't need the info) then select/poll should work OK. > Nevermind. I found the bug. The fix will appear in the hg version soon.
Best regards, Hannu _______________________________________________ oss-devel mailing list oss-devel@mailman.opensound.com http://mailman.opensound.com/mailman/listinfo/oss-devel
