NAME

Device::Video::PWC

SYNOPSIS

        use Device::Video::PWC;
        
        my $cam = Device::Video::PWC->new( '/dev/video0' );
        $cam->set_pan (  3000 );
        $cam->set_tilt( -1000 );
        $cam->set_framerate( 15 );
        $cam->set electronic sharpness( 35000 );
        $cam->dump_current_settings;
        $cam->restore_factory_settings;

DESCRIPTION

This module is an adaptation of source code of setpwm program. With this tool, you can set settings specific to the Philips WebCams.

SUBROUTINES/METHODS

new( '/path/to/video/device' )

Constructor. The parameter is a path to a video device. Default value is set to /dev/video0.

set_device( '/path/to/video/device' )

This method allows to change used device.

dump_current_settings()

Dump current settings.

set_framerate( $framerate )

Set framerate. Parameter $framerate has to be in a range 0 - 63.

set_dimensions_and_framerate( $width, $height, $framerate)

Set dimensions and framerate. All parameters must be set. Framerate has to be in a range 0 - 63.

flash_settings()

Store settings in nonvolatile RAM.

restore_settings()

Restore settings from nonvolatile RAM.

restore_factory_settins()

Restore factory settings.

set_compression_preference( $val )

Set compression preference. Value has to be in a range 0 - 3.

set_automatic_gain_control( $val )

Set automatic gain control. Value has to be in a range 0 - 65535.

set_shutter_speed( $val )

Set shutter speed. Value has to be in a range 1 - 65535.

set_automatic_white_balance_mode( $val )

Set automatic white balance mode. Value has to be one of auto/manual/indoor/outdoor/fl .

red_balance( $val )

Set red balance (only if white balance mode is set to manual). Value has to be in a range 0 - 65535.

blue_balance( $val )

Set blue balance (only if white balance mode is set to manual). Value has to be in a range 0 - 65535.

set_automatic_white_balance_speed( $val )

Set speed of automatic white balance. Value has to be in a range 1 - 65535.

set_automatic_white_balance_delay( $val )

Set delay for automatic white balance. Value has to be in a range 1 - 65535.

set_led_on_time( $val )

Set led on time in ms. Value has to be in a range 0 - 25500.

set_led_off_time( $val )

Set led off-time.

set_electronic_sharpness( $val )

Set electronic sharpness. Value has t obe in a range 0 - 65535.

set_backlight_compensation( $val )

Set backlight compensation. Possible values are 0 (for off) and 1 (for on).

set_antiflicker_mode( $val )

Set antiflicker mode. Possible values are 0 (for off) and 1 (for on).

set_noise_reduction($val)

Set noise reduction mode. Possible values are from 0 (none) to 3 (high).

reset_pan()

Reset pan.

reset_tilt()

Reset tilt.

query_pan_tilt_status()

Query pan/tilt status.

set_pan( $val )

Set pan position.

set_tilt

Set tilt position.

DEPENDENCIES

None.

INCOMPATIBILITIES

None known.

BUGS AND LIMITATIONS

None. I hope.

THANKS

Thanks to Folkert van Heusden <folkert@vanheusden.com>, who is an author of original source code of setpwc.

AUTHOR

Strzelecki Lukasz <lukasz@strzeleccy.eu>

LICENCE AND COPYRIGHT

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

See http://www.perl.com/perl/misc/Artistic.html