1AUCTL(1) General Commands Manual AUCTL(1)
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6 auctl - control various audio server parameters
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9 auctl [-audio servername] [-q] [command...]
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12 The auctl program can be used to control various audio server parame‐
13 ters. It is typically used when connecting up new devices, or to set
14 user preferences. If no command is specified on the program command
15 line, auctl reads commands from the standard output. If the standard
16 input and standard output are both attached to a terminal, an interac‐
17 tive prompt is provided.
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20 The following options may be used with auctl:
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22 -audio servername
23 This option specifies the Network Audio System server on which
24 the files should be played.
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26 -q This option indicates that no prompt should be given when read‐
27 ing commands from the standard input.
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30 The following commands may be used with auctl:
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32 help This command prints a list of the commands that may be given.
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34 set device id gain [=,+,-] percent
35 With =, this command sets the gain on the device specified by
36 id to the indicated percentage, or alters it by the given num‐
37 ber of percentage points if + or - is used. If the id is a
38 decimal number n, the nth device returned by the server (see
39 auinfo) is used. Otherwise, id should be a hexidecimal number
40 specifying the resource identifier of the desired device.
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42 set device id linemode = low
43 This command sets the linemode of the device specified by id to
44 the lower setting appropriate for microphones.
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46 set device id linemode = hi
47 This command sets the linemode of the device specified by id to
48 the higher setting appropriate for CD players.
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50 list device id gain
51 This command lists the gain of the specified device in the form
52 needed to set it.
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54 list device id linemode
55 This command lists the line mode of the specified device in the
56 form needed to set it.
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58 list device id
59 This command lists the gain and line mode of the specified
60 device.
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62 quit, exit, or ^D
63 Either of these commands or an end of file causes the program
64 to exit.
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67 The following environment variables are used by auctl:
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69 AUDIOSERVER
70 This specifies the name of default audio server to contact if
71 no name is explicitly given on the command line.
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73 DISPLAY This specifies the name of an X Window System display that
74 should be assumed to also have a corresponding Network Audio
75 System server.
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78 nas(1), auplay(1), audial(1), audemo(1), autool(1)
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81 Copyright 1993, 1994 Network Computing Devices, Inc.
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84 Jim Fulton, Network Computing Devices, Inc.
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91 1.9.1 AUCTL(1)