Date: Mon, 6 Oct 2008 22:22:58 +1030 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: "Alexander Leidinger" <Alexander@leidinger.net> Cc: Alexander Motin <mav@freebsd.org>, freebsd-current@freebsd.org, Joel Dahl <joel@freebsd.org>, bsd@fluffles.net Subject: Re: regression in HDA functionality Message-ID: <200810062223.23478.doconnor@gsoft.com.au> In-Reply-To: <20081006114838.75492pa2uian85wk@webmail.leidinger.net> References: <1222892584.00020319.1222880402@10.7.7.3> <48E9AB21.1010203@fluffles.net> <20081006114838.75492pa2uian85wk@webmail.leidinger.net>
next in thread | previous in thread | raw e-mail | index | archive | help
--nextPart1404943.4oaEIzQb6O Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Mon, 6 Oct 2008, Alexander Leidinger wrote: > We have /dev/dsp, which points by default to the first registered > soundcard. > > > device like a wrapper/link to one of the other "real" pcm devices > > starting with pcm1. An algoritm could select which device pcm0 > > points to, and be changeable in sysctl, defaulting to "auto" or > > something. The > > The default I wrote above, can be changed with a sysctl. You specify > the device number (0 for pcm0, 1 for pcm1, ...). So except for one > part (auto), we already have what you suggest. > > The difficult part is the "auto". What's the right thing to choose? > Think a little bit about it, what's right for one person is wrong for > another one. A person which has everything connected digitally wants > the digital by default for sure, but a person which has analog and > digital connected, can not get a mind reading machine to see a > sensible default. And what about those which have the soundcard > connected to an amplifier, and the graphic card also offers the HDMI > sound channel to the screen? Does this person want the sound only via > the amplifier, or does he want it via the build-in speakers of the > screen (he may want the normal stuff routed to the screen, but at > some point turn on the amplifier and use it instead)? Have an option in rc.conf read by a script that takes devd events and=20 does what the user wants. > > auto setting could even be extended to change default device if > > situation changes, like a new USB Audio device is plugged in or the > > headphones-output is used. It might be hard to correctly predict > > the desired behavior for everyone, but getting default audio output > > (front speakers; stereo) to work out-of-the-box would be great. > > So everytime I connect an USB Audio device it means I want to switch > to it? Maybe it's a headset and I only want to make phone calls with > it (by telling the phone application to use specific devices), but > for the rest I want to use the already existing sound output. Why not just allow a user to override it in rc.conf? Being able to have auto (ie what I plugged in most recently) and fixed=20 (manually set it to what you want) would probably cover 90% of cases=20 for minimal work. =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart1404943.4oaEIzQb6O Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) iD8DBQBI6fwy5ZPcIHs/zowRAv2EAJ9d/arkSmq87XPoi0yaJ9vT3HJirACgmvmI UE+IugJnXQjXl+cBtxS5ZKc= =cJQL -----END PGP SIGNATURE----- --nextPart1404943.4oaEIzQb6O--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200810062223.23478.doconnor>