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28 .\" $FreeBSD: src/usr.sbin/mixer/mixer.8,v 1.10.2.7 2003/03/11 21:13:51 trhodes Exp $
29 .\" $DragonFly: src/usr.sbin/mixer/mixer.8,v 1.2 2003/06/17 04:29:57 dillon Exp $
36 .Nd set/display soundcard mixer values
43 .Op Ar lvol Ns Op : Ns Ar rvol
57 utility is used to set and display soundcard mixer device levels.
59 also be used to start and stop recording from the soundcard. The list
60 of mixer devices that may be modified are:
62 .Bd -ragged -offset indent
63 vol, bass, treble, synth, pcm, speaker, mic, cd, mix,
64 pcm2, rec, igain, ogain, line1, line2, and line3.
67 Not all mixer devices are available.
71 is run without any arguments, all supported devices are displayed
72 along with current values.
75 argument is specified, the value for the
77 device will be displayed.
79 To modify the mixer value
81 the optional left and right channel settings of
82 .Ar lvol Ns Op : Ns Ar rvol
87 arguments may be from 0 - 100. Omitting
89 and including only the channel settings will change the main volume level.
93 flag is used, the current mixer values will be displayed in a format suitable
94 for use as the command-line arguments to a future invocation of
98 To change the recording device you use one of:
99 .Bl -tag -width =rec -offset indent
103 of possible recording devices
107 to possible recording devices
111 from possible recording devices
113 sets the recording device to
117 The above commands work on an internal mask. After all the options
118 have been parsed, it will set then read the mask from the sound card.
119 This will let you see EXACTLY what the soundcard is using for the
122 The option recsrc will display the current recording devices.
131 .Bl -tag -width /dev/mixer -compact
133 the default mixer device
140 utility first appeared in
145 .An Craig Metz Aq cmetz@thor.tjhsst.edu
147 .An Hannu Savolainen .
149 .An John-Mark Gurney Aq jmg@FreeBSD.org .
151 manual page was written by
152 .An Mike Pritchard Aq mpp@FreeBSD.org .