102 lines
3.1 KiB
Groff
102 lines
3.1 KiB
Groff
.\" $NetBSD: mixerctl.1,v 1.2 1997/05/15 16:38:38 augustss Exp $
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.\" Copyright (c) 1997 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" Author: Lennart Augustsson
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the NetBSD
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.\" Foundation, Inc. and its contributors.
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.\" 4. Neither the name of The NetBSD Foundation nor the names of its
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.\" contributors may be used to endorse or promote products derived
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.\" from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd May 4, 1997
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.Dt MIXERCTL 1
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.Os
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.Sh NAME
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.Nm mixerctl
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.Nd control audio mixing
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.Sh SYNOPSIS
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.Nm mixerctl
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.Op Fl f Ar file
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.Op Fl n
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.Op Fl v
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.Fl a
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.Nm mixerctl
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.Op Fl f Ar file
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.Op Fl n
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.Op Fl v
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.Ar name ...
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.Nm mixerctl
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.Op Fl f Ar file
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.Op Fl n
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.Fl w
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.Ar name=value ...
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.Sh DESCRIPTION
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The
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.Nm mixerctl
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command displays or sets various audio system mixing variables.
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If a list of variables is present on the command line, then
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.Nm mixerctl
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prints the current value of those variables for the specified device.
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If the
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.Fl a
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flag is specified, all variables for the device are printed.
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If the
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.Fl w
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flag is specified
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.Nm mixerctl
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attempts to set the specified variables to the given values.
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.Pp
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The
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.Fl f
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flag can be used to give an alternative mixer device, the default is
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.Pa /dev/mixer.
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.Pp
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The
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.Fl n
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flag suppresses printing of the variable name.
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.Pp
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The
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.Fl v
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flag shows the possible values of enumeration and set valued
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variables. Enumerated values are shown in [] and set values
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are shown in {}.
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.Sh FILES
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.Bl -tag -width /dev/mixer
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.It Pa /dev/mixer
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mixer audio device
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.El
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.Sh SEE ALSO
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.Xr audioctl 1 ,
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.Xr audio 4 ,
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.Xr sysctl 8
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.Sh HISTORY
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The
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.Nm mixerctl
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command first appeared in
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.Nx 1.3 .
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