NAME
Audio::Radio::V4L
SYNOPSIS
use Audio::Radio::V4L;
my $radio = Audio::Radio::V4L->new;
$radio->open("/dev/radio");
$radio->set_frequency( 88800 ); # frequency in khz
sleep( 10 );
$radio->close();DESCRIPTION
Audio::Radio::V4L uses the Video4Linux interface to control radio receivers (eg. internal radio cards or USB receivers).
USAGE
Open the device via open(). Get the highest and lowest supported frequency of the radio: get_freq_min() and get_freq_max(). Set the frequency with set_frequency(). Listen or record. Close with close().
PUBLIC METHODS
Each public function/method is described here. These are how you should interact with this module.
new()
Usage : new Audio::Radio::V4L
Purpose : creates a new radio object
Returns : the new object
Argument : noneopen()
Usage : $radio->open("/dev/radio")
Purpose : opens the radio-device, initializes values (max-freq, min-freq)
Returns : self
Argument : the device
Throws : croaks on problemsget_devicename()
Usage : $radio->get_devicename()
Returns : returns the devicename of the opened radio
Argument : noneget_freq_min()
Usage : $radio->get_freq_min()
Returns : the minimal supported frequency of the radio
Argument : noneget_freq_max()
Usage : $radio->get_freq_max()
Returns : the maximal supported frequency of the radio
Argument : noneclose()
Usage : $radio->close()
Purpose : closes the device
Returns : self
Argument : none
Throws : croaks on problemsset_frequency()
Usage : $radio->set_frequency( 106500 );
Purpose : sets the frequency of the device
Returns : self
Argument : the frequency in khzBUGS Many, but none known :)
SUPPORT
AUTHOR
Nathanael Obermayer
natom-cpan@smi2le.net
http://neuronenstern.de COPYRIGHT
Copyright (c) 2003 Nathanael Obermayer. All rights reserved. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
The full text of the license can be found in the LICENSE file included with this module.
SEE ALSO
Video::Capture::V4l