Date: Wed, 13 Jul 2005 10:38:11 +0200 From: Sascha Klauder <sklauder@trimind.de> To: Ariff Abdullah <skywizard@MyBSD.org.my> Cc: freebsd-multimedia@freebsd.org, mat@cnd.mcgill.ca Subject: Re: Massive sound changes / fix (24/32bit pcm support, new sampling rate converter, various fixes) Message-ID: <20050713083811.GA609@trimind.de> In-Reply-To: <20050713061347.61f719c8.skywizard@MyBSD.org.my> References: <20050707064603.6c295451.skywizard@MyBSD.org.my> <20050712204404.GA3835@trimind.de> <20050713061347.61f719c8.skywizard@MyBSD.org.my>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, Jul 13, 2005 at 06:13:47AM +0800, Ariff Abdullah wrote: > On Tue, 12 Jul 2005 22:44:04 +0200 > Sascha Klauder <sklauder@trimind.de> wrote: > > Something's not right here. I had some minor issues with > > crackling noise on PCM playback with pcm1 (it's an AWE64), > > which seems to be gone now, but the playback is just a bit > > too slow, which sounds pretty strange. Playback on pcm0 > > (old SB Live!) is just fine, as it was before applying the > > patch. > AWE64 is actually not capable of driving sampling rate at 48k (which > is the current default value for vchan). Fortunately you can tune > default sampling rate using kernel hint by adding this to your > /boot/device.hints: > > hint.pcm.1.vchanrate="44100" Works fine, thanks! > rate on the fly, something like sysctl hw.snd.pcm0.vchanrate=xxx. Stay > tuned. If you insist, you may try my latest (revision 8) patch from: > > http://staff.mybsd.org.my/skywizard/FreeBSD/sound/incoming/ Sounds nice, will try that later! > I do have general solution to entirely eliminate noise / crackling > issues (which plagued most SBLive!), which is part of my TODO list. I have no problems whatsoever with noise on the Live!, but had some slightly crackling noise on the AWE card ever since I switched from 4.10 to 5.4, which is gone now with your patch. Thank you! :) Cheers, -sascha
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20050713083811.GA609>