67 lines
1.2 KiB
Groff
67 lines
1.2 KiB
Groff
.TH CDPLAYER 1 "October 2025" "cdplayer 1.0" "User Commands"
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.SH NAME
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cdplayer \- A minimal CDDA (Compact Disc Digital Audio) player for Linux.
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.SH SYNOPSIS
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.B cdplayer
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.I cdrom
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[\fBcard=\fIN\fR] [\fBdevice=\fIN\fR]
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.SH DESCRIPTION
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.B cdplayer
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is a lightweight command-line program to play audio CDs using the ALSA sound system.
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It reads raw audio from a CD-ROM device (such as
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.I /dev/sr0
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) and outputs sound through the specified ALSA card and PCM device.
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By default,
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.B cdplayer
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uses ALSA card 0 and PCM device 0.
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.SH OPTIONS
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.TP
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.I cdrom
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CD-ROM device file, e.g.
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.I /dev/sr0
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.TP
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.B card=\fIN\fR
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ALSA sound card number. Defaults to 0.
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.TP
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.B device=\fIN\fR
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ALSA PCM device number. Defaults to 0.
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.SH SIGNALS
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Playback can be controlled by sending signals to the
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.B cdplayer
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process:
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.TP
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.B SIGUSR1
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Seek forward 1 minute.
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.TP
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.B SIGUSR2
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Seek backward 1 minute.
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.TP
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.B SIGSTOP
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Pause playback.
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.TP
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.B SIGCONT
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Resume playback.
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.SH EXAMPLES
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Play a CD from the first drive on the default sound card:
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.RS
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.nf
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cdplayer /dev/sr0
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.fi
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.RE
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Play a CD using ALSA card 1, device 0:
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.RS
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.nf
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cdplayer /dev/sr1 card=1 device=0
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.fi
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.RE
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.SH LICENSE
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0BSD \- Zero Clause BSD License.
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.SH AUTHOR
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Written by
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.MT ppedroediaz@gmail.com
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Pedro E. Díaz
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.ME
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