summaryrefslogtreecommitdiff
path: root/usr.bin/mixerctl/mixerctl.1
diff options
context:
space:
mode:
authorAaron Campbell <aaron@cvs.openbsd.org>2000-03-10 18:34:40 +0000
committerAaron Campbell <aaron@cvs.openbsd.org>2000-03-10 18:34:40 +0000
commit7ebe05221f9fbfd208c91354709cacfdd8982f1a (patch)
treeff714a08980b41129244c037bbf0108774377625 /usr.bin/mixerctl/mixerctl.1
parent86c61bfce00ce7fae4309136cdf5b08980ea5187 (diff)
Convert to newer style.
Diffstat (limited to 'usr.bin/mixerctl/mixerctl.1')
-rw-r--r--usr.bin/mixerctl/mixerctl.185
1 files changed, 48 insertions, 37 deletions
diff --git a/usr.bin/mixerctl/mixerctl.1 b/usr.bin/mixerctl/mixerctl.1
index e304b51ca75..e309784874d 100644
--- a/usr.bin/mixerctl/mixerctl.1
+++ b/usr.bin/mixerctl/mixerctl.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: mixerctl.1,v 1.9 1998/12/16 02:38:50 aaron Exp $
+.\" $OpenBSD: mixerctl.1,v 1.10 2000/03/10 18:34:39 aaron Exp $
.\" $NetBSD: mixerctl.1,v 1.8 1998/05/09 12:41:16 augustss Exp $
.\"
.\" Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -60,46 +60,49 @@
The
.Nm
command displays or sets various audio system mixing variables.
-If a list of variables is present on the command line, then
+If a list of variables is present on the command line,
.Nm
prints the current value of those variables for the specified device.
-If the
-.Fl a
-flag is specified, all variables for the device are printed.
-If the
-.Fl w
-flag is specified
+By default,
.Nm
-attempts to set the specified variables to the given values.
+operates on the
+.Pa /dev/mixer
+device.
+.Pp
+The options are as follows:
+.Bl -tag -width "-w name=value"
+.It Fl a
+Print all device variables and their current values.
+.It Fl w Ar name=value
+Attempt to set the specified variable
+.Ar name
+to
+.Ar value .
+.It Fl v
+Show the possible values of enumeration and set valued variables.
+Enumerated values are shown in
+.Dq []
+and set values are shown in
+.Dq {} .
+.It Fl f Ar file
+Specify an alternative audio mixing device.
+.It Fl n
+Suppress printing of the variable name.
+.El
.Pp
Values may be specified in either absolute or relative forms.
The relative form is indicated by a prefix of
-.Dq +
+.Ql +
or
-.Dq -
-to denote an increase or decrease respectively.
+.Ql -
+to denote an increase or decrease, respectively.
.Pp
-The
-.Fl f
-flag can be used to give an alternative mixer device, the default is
-.Pa /dev/mixer .
-.Pp
-The
-.Fl n
-flag suppresses printing of the variable name.
+The exact set of controls that can be manipulated depends on
+the mixer.
+The general format (in both getting and setting a value) is
.Pp
-The
-.Fl v
-flag shows the possible values of enumeration and set valued
-variables. Enumerated values are shown in [] and set values
-are shown in {}.
+.Va class.name = value
.Pp
-The exact set of controls that can be manipulated depends on
-the mixer. The general format (in both getting and setting a value)
-is
-.br
-.Va "class.name" = value
-.br
The
.Va class
can have values like
@@ -107,17 +110,23 @@ can have values like
or
.Li outputs
indicating that the control affects the input resp. output to the
-mixer. The
+mixer.
+The
.Va name
indicates what part of the mixer the control affects.
Continuous mixer values, e.g., volume, have numeric values
-in the range 0-255. If value can be set for each channel independently
-the values are printed separated by commas. Discrete mixer values, e.g.,
-the recording source, have symbolic names. Depending on the mixer it
+in the range 0-255.
+If value can be set for each channel independently
+the values are printed separated by commas.
+Discrete mixer values, e.g.,
+the recording source, have symbolic names.
+Depending on the mixer it
may either be an enumeration or a set.
.Sh EXAMPLES
The command
+.Pp
.Dl "mixerctl -a -v"
+.Pp
can produce
.Bd -literal
inputs.mic=0,0 volume
@@ -136,9 +145,12 @@ monitor.monitor=0 volume
mixer audio device
.El
.Sh ENVIRONMENT
+The following environment variables affect the execution of
+.Nm mixerctl :
.Bl -tag -width MIXERDEVICE
.It Ev MIXERDEVICE
-the mixer device to use.
+The audio mixer device to use.
+.El
.Sh SEE ALSO
.Xr audioctl 1 ,
.Xr audio 4 ,
@@ -148,4 +160,3 @@ The
.Nm
command first appeared in
.Nx 1.3 .
-