Date: Sun, 15 Jan 2012 11:08:06 +0200 From: Andriy Gapon <avg@FreeBSD.org> To: Doug Barton <dougb@FreeBSD.org> Cc: freebsd-multimedia@FreeBSD.org, Alexander Motin <mav@FreeBSD.org>, FreeBSD current <freebsd-current@FreeBSD.org>, Steve Kargl <sgk@troutmask.apl.washington.edu> Subject: Re: [RFT] Major snd_hda rewrite Message-ID: <4F129776.8050406@FreeBSD.org> In-Reply-To: <4F11FEE6.8060006@FreeBSD.org> References: <4F0DE3FD.2020203@FreeBSD.org> <20120112115220.1c32b3e2@ernst.jennejohn.org> <4F0EC17B.8040908@FreeBSD.org> <20120114212553.GA18574@troutmask.apl.washington.edu> <4F11FEE6.8060006@FreeBSD.org>
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on 15/01/2012 00:17 Doug Barton said the following: > On 01/14/2012 13:25, Steve Kargl wrote: >> Remove dvd insert music cd in drive, 'cdcontrol play'. The >> drive is reading the cd and 'cdcontrol status' indicates >> that it is playing. No sound. > > The way that this was explained to me (and I'm certainly no expert) is > that in the ATA-CAM world the only way the access method used by > cdcontrol will be able to play the music is if there is a direct (wired) > connection from the cd player to the sound card, like we had back in the > 80's. :) Other tools (such as vlc, mplayer, etc.) use the cdda:// > method of access, which does not rely on the wire. > > (As I understand it) this also explains why dvds work, but cds don't. Just a note: this has nothing to do with ATA-CAM. It has always been the case for cdcontrol play. -- Andriy Gapon
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