Date: Mon, 1 Aug 2005 11:30:24 -0400 From: John Baldwin <jhb@FreeBSD.org> To: Alexander Leidinger <netchild@FreeBSD.org> Cc: Sam Leffler <sam@errno.com>, src-committers@FreeBSD.org, cvs-all@FreeBSD.org, cvs-src@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/sound/pcm buffer.c channel.c dsp.c fake.c feeder_fmt.c feeder_rate.c sound.h vchan.c Message-ID: <200508011130.26308.jhb@FreeBSD.org> In-Reply-To: <20050731192113.5746217a@Magellan.Leidinger.net> References: <200507311616.j6VGGM4W079108@repoman.freebsd.org> <42ED055E.90803@errno.com> <20050731192113.5746217a@Magellan.Leidinger.net>
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On Sunday 31 July 2005 01:21 pm, Alexander Leidinger wrote: > On Sun, 31 Jul 2005 10:07:42 -0700 > > Sam Leffler <sam@errno.com> wrote: > > Alexander Leidinger wrote: > > > * The arrival of 24/32 also come with a price. Applications > > > that can do 24/32bit playback need to be recompiled > > > (notably mplayer). Use (recompiled) mplayer to experiment / test / > > > debug this various format using -af format=fmt. Note that 24bit seeking > > > in mplayer is a little bit broken, sometimes can cause silence or loud > > > static noise. Pausing / seeking few times can solve this problem. > > > You don't have to rebuild world entirely for this. Simply > > > copy /usr/src/sys/sys/soundcard.h to > > > /usr/include/sys/soundcard.h would suffice. Few drivers > > > also need recompilation, and this can be done via > > > /usr/src/sys/modules/sound/. > > > > Bump FreeBSD version? > > I'm not sure (does not knowing it imply that I have to?). soundcard.h > contains new defines. If an app/port finds those new defines it knows > that the new feature is there. I think this should cover at least 99% > of the cases. Does someone think this doesn't cover 100%? > > As for runtime issues: /dev/dsp will return an error if an app wants to > use an usupported format. Every app should be able to handle it (else > you may have a problem when you get a new soundcard which doesn't > supports what the previous one supported). Bump it. Bumps are cheap and we'd rather have someone test FreeBSD_version than play musical guessing games with other less well-defined macros. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
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