ac5af2af2d
volume value for the disc. It is now possible to specify additional arguments (audio, volume, media) to print only a subset of the full status. This is particularly useful with drives which stop playing when asked to return the catalog number.
179 lines
3.4 KiB
Groff
179 lines
3.4 KiB
Groff
.\" $Id: cdcontrol.1,v 1.14 1998/01/07 07:43:04 charnier Exp $
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.\"
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.Dd July 3, 1995
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.Dt CDCONTROL 1
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.Os FreeBSD
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.Sh NAME
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.Nm cdcontrol
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.Nd compact disc control utility
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.Sh SYNOPSIS
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.Nm cdcontrol
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.Op Fl s
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.Op Fl v
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.Op Fl f Ar discname
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.Op Ar command args ...
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.Sh DESCRIPTION
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.Nm Cdcontrol
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is a program to control audio features of a CD drive. The device is a name such
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as
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.Pa cd0
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or
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.Pa mcd0 .
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.Pp
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If the device not specified, the environment variable
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.Ev DISC
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will be used to find the cd device.
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.Pp
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If no command is given, then
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.Nm
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enters an interactive mode, reading commands from the standard input.
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.Pp
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The following options are available:
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.Bl -tag -width indent
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.It Fl s
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Silent mode - do not print table headers and human readable comments.
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.It Fl v
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Verbose mode - print as much information as possible.
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.It Fl f Ar discname
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Specify a device name, such as
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.Pa /dev/cd0c
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or
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.Pa mcd0 .
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Both absolute path and relative to
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.Pa /dev
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filename are possible.
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Suffix `c' is added to the device name if needed.
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.El
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.Pp
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The available commands are listed below. Only as many
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characters as are required to uniquely identify a command
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need be specified. Word
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.Em play
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can be omitted.
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.Bl -tag -width Cm
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.It Cm play Ar first_track Op Ar last_track
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Play from track
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.Ar first_track
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to track
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.Ar last_track .
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The first track has number 1.
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Can be omitted in all cases.
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.It Cm play Ar start_m:start_s.start_f Op Ar end_m:end_s.end_f
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Play from the absolute address
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(MSF) defined by
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.Ar start_m
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in minutes,
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.Ar start_s ,
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in seconds and
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.Ar start_f
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(frame number) to the absolute address defined by
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.Ar end_m
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in minutes,
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.Ar end_s ,
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in seconds and
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.Ar end_f
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(frame number). Minutes are in the range 0-99. Seconds are in the range 0-59.
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Frame numbers are in the range 0-74.
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.It Cm play Op Ar #start_block Op length
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Play starting from the logical block
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.Ar start_block
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using
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.Ar length
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logical blocks.
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.It Cm pause
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Stop playing. Do not stop the disc.
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.It Cm resume
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Resume playing. Used after the
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.Em pause
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command.
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.It Cm stop
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Stop the disc.
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.It Cm eject
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Eject the disc.
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.It Cm close
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Inject the disc.
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.It Cm volume Ar left_channel Ar right_channel
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Set the volume of left channel to
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.Ar left_channel
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and the volume of right channel to
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.Ar right_channel .
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Allowed values are in the range 0-255.
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.It Cm volume Ar mute
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Turn the sound off.
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.It Cm volume Ar mono
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Set the mono mode.
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.It Cm volume Ar stereo
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Set the stereo mode.
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.It Cm volume Ar left
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Play the left subtrack on both left and right channels.
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.It Cm volume Ar right
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Play the right subtrack on both left and right channels.
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.It Cm info
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Print the table of contents.
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.It Cm status
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.Op Ar audio | media | volume
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Print the information about the disc:
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.Nm audio
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the current playing status and position,
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.Nm media
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the current media catalog status,
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.Nm volume
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the current values of the volume for left and right channels.
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.It Cm help
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Print the list of available commands.
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.It Cm debug Ar on
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Enable the debugging mode of the CD device driver.
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.It Cm debug Ar off
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Disable the driver debugging mode.
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.It Cm reset
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Perform the hardware reset of the device.
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.It Cm set Ar msf
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Set minute-second-frame ioctl mode (default).
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.It Cm set Ar lba
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Set LBA ioctl mode.
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.It Cm quit
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Quit the program.
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.Sh FILES
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.Bl -tag -width /dev/rmcd0c -compact
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.It Pa /dev/rcd0c
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.It Pa /dev/rmcd0c
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.It Pa /dev/rwcd0c
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.El
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.Sh AUTHORS
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.An Jean-Marc Zucconi ,
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.An Andrey A.\ Chernov ,
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.An Serge V.\ Vakulenko
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.Sh HISTORY
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The
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.Nm
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command appeared in
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.Fx 2.1 .
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