> > Hello > > While watching hi-definitions video, I've noticed a lots of audio > drop-outs when watching movies with raw ac3 on spdif output (ac3 > decoding is done by my Yamaha amplifier). > > Long story short, I've been able to reproduce the problem when playing > a raw ac3 stream with ac3dec while loading my SATA drive. > > I.e. run simultaneously: > - ac3dec -C en.ac3 > - md5sum *.avi > /dev/null (on a sata drive) > > In this case, the audio is horribly chopped. > > So far, I've noticed that: > - Playing ac3 while loading PATA drive (same commands) works perfectly > - Playing PCM (with mplayer) on spdif while loading SATA leads to high > frequency noises (like a constinuous scritch-scritch) > > Since this problem is related to SATA, I don't know if it's a kernel > bug or an alsa bug (or both ??). > > My system: > - Advanced Linux Sound Architecture Driver Version 1.0.11rc4 (Wed Mar 22 > 10:27:24 2006 UTC). > - AMD Athlon(tm) XP 3200+ > - spdif output on Sound blaster Live 5.12 (emu10k1 driver) > - Debian kernel 2.6.17-2-k7 v 2.6.17-8 (roughly 2.6.17.11) > > Does anyone know how to fix this problem ? > > Should I log a bug to alsa or kernel ? > > Thanks
as root cat /proc/interrupts , are your onboard sata and spdif sharing interrupt? if so try changing bios settings or moving it into another slot to change the interrupt. Andy ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Alsa-user mailing list Alsa-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/alsa-user