2 .\" Copyright (c) 2021 Hans Petter Selasky <hselasky@FreeBSD.org>
4 .\" Redistribution and use in source and binary forms, with or without
5 .\" modification, are permitted provided that the following conditions
7 .\" 1. Redistributions of source code must retain the above copyright
8 .\" notice, this list of conditions and the following disclaimer.
9 .\" 2. Redistributions in binary form must reproduce the above copyright
10 .\" notice, this list of conditions and the following disclaimer in the
11 .\" documentation and/or other materials provided with the distribution.
13 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 .\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 .\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 .\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 .\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 .\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 .\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 .\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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22 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 .Op Fl D Ar duration_ms
36 .Op Fl r Ar sample_rate_hz
37 .Op Fl d Ar oss_device
44 utility is used to playback a beep on the soundcard.
46 The options are as follows:
47 .Bl -tag -width "-f device"
49 Sets the center frequency of the beep in Hz.
50 The default is 440 Hz .
52 Sets the duration of the beep in milliseconds.
53 The default is 150 ms .
55 Sets the soundcard to use.
56 The default is /dev/dsp .
58 Sets the soundcard samplerate in Hz.
59 The default is 48000 Hz.
61 Sets the waveform gain, between 0 and 100 inclusively.
66 utility in the background.
68 Display summary of options.
72 Playback default beep sound using /dev/dsp .
73 .Bl -tag -width Ds -offset indent
82 utility first appeared in FreeBSD 14.0.
84 .An Hans Petter Selasky Aq Mt hselasky@FreeBSD.org