Date: Tue, 21 Mar 2006 16:36:57 +0100 From: Niklas Sorensson <nik@cs.chalmers.se> To: Ariff Abdullah <ariff@FreeBSD.org> Cc: freebsd-multimedia@FreeBSD.org Subject: Re: Poor sound quality with snd_via8233 Message-ID: <44201D99.3010603@cs.chalmers.se> In-Reply-To: <20060321205951.423a92c2.ariff@FreeBSD.org> References: <441C11F5.8070001@cs.chalmers.se> <20060321205951.423a92c2.ariff@FreeBSD.org>
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>> apa# /usr/sbin/mixer >> Mixer vol is currently set to 100:100 >> Mixer pcm is currently set to 100:100 >> Mixer line is currently set to 100:100 >> Mixer mic is currently set to 100:100 >> Mixer cd is currently set to 100:100 >> Mixer rec is currently set to 100:100 >> Mixer igain is currently set to 100:100 >> Mixer ogain is currently set to 10:10 >> Mixer line1 is currently set to 75:75 >> Mixer phin is currently set to 0:0 >> Mixer phout is currently set to 0:0 >> Recording source: mic >> > Reduce those "100" to "85", or less. You're overdriving it too much, > hence, the constant distortion. If you have amplified speaker, use the > volume knob there. Duh, that was simple enough! It seems that pcm was mostly responsible for the overdrive. Thanks! > Report (and partially from my experiences) indicate that using > SCHED_ULE can give better audio/multimedia performance. Perhaps you > want to give it a try. It works satisfactory now, but I'll give it try anyway. /Niklas
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