From mboxrd@z Thu Jan 1 00:00:00 1970 From: federico Subject: the big jack bug... > crappy audio on XRUNS Date: Sun, 06 Nov 2005 16:48:43 +0100 Message-ID: <436E25DB.2070804@inwind.it> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Return-path: Sender: jackit-devel-admin@lists.sourceforge.net Errors-To: jackit-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: jackit-devel@lists.sourceforge.net, alsa-devel@lists.sourceforge.net, linux-audio-dev@music.columbia.edu List-Id: alsa-devel@alsa-project.org it happens randomly, while I play a soft synth, that jack XRUNs once, and the audio become crappy, noisy, like a kinda of digital effect....bit crusher? then all synthesizers (all audio apps) sound the same sh*t... i tried recording with ardour the output, and the output is clean, so I guess is a problem of sync or something that has to do with the hardware (soundcard). in order to record this noise, i had to connect the soundcard output in its input and record it via analog in: http://xaero.ath.cx/jackbug_stereo.wav.bz2 (it is a stereo file, with the clean track panned on the left, and the dirty one on the right). i hope it could be useful to debug the problem... what other information I can provide useful for debug? note that this happens with many version of alsa (1.0.9b, 1.0.10rc2, 1.0.7 or less) and with many kernels (gentoo-sources (slightly patched for speed improvement), ck-sources, ck-sources+realtime-lsm) i hope to solve this problem, since my audio desktop is unusable as si, since audio crasher after playng for just 5 minutes :( ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php