8abfbe5a79
Reviewed by: imp@, emaste@ and pstef@ Differential Revision: https://reviews.freebsd.org/D32672 MFC after: 1 week Sponsored by: NVIDIA Networking
85 lines
2.4 KiB
Groff
85 lines
2.4 KiB
Groff
.\"-
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.\" Copyright (c) 2021 Hans Petter Selasky <hselasky@FreeBSD.org>
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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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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd November 4, 2021
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.Dt beep 1
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.Os
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.Sh NAME
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.Nm beep
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.Nd play a beep sound
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.Sh SYNOPSIS
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.Nm
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.Op Fl F Ar frequency
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.Op Fl D Ar duration_ms
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.Op Fl r Ar sample_rate_hz
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.Op Fl d Ar oss_device
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.Op Fl g Ar gain
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.Op Fl B
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.Op Fl h
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.Sh DESCRIPTION
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The
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.Nm
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utility is used to playback a beep on the soundcard.
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.Pp
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The options are as follows:
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.Bl -tag -width "-f device"
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.It Fl F
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Sets the center frequency of the beep in Hz.
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The default is 440 Hz .
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.It Fl D
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Sets the duration of the beep in milliseconds.
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The default is 150 ms .
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.It Fl d
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Sets the soundcard to use.
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The default is /dev/dsp .
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.It Fl r
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Sets the soundcard samplerate in Hz.
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The default is 48000 Hz.
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.It Fl g
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Sets the waveform gain, between 0 and 100 inclusively.
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The default is 75.
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.It Fl B
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Runs the
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.Nm
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utility in the background.
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.It Fl h
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Display summary of options.
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.El
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.Sh EXAMPLES
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.Pp
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Playback default beep sound using /dev/dsp .
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.Bl -tag -width Ds -offset indent
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.It $ beep
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.El
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.Sh SEE ALSO
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.Xr mixer 3 ,
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.Xr sound 4 ,
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.Sh HISTORY
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The
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.Nm
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utility first appeared in FreeBSD 14.0.
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.Sh AUTHORS
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.An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org
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