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# ==========================================================================
#
# ZoneMinder ABS MegaCam Control Protocol Module, $Date: 2010-06-25
# 
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
# ==========================================================================
#
# This module contains the implementation of the ABS MegaCam camera control protocol.
# MegaCam 4210, MegaCam 4220
# And possibly MegaCam 421M and MegaCam 422M (not tested but they all use the same Firmware for MegaCam Series)
#
package ZoneMinder::Control::ABS_MegaCam;

use 5.006;
use strict;
use warnings;

require ZoneMinder::Base;
require ZoneMinder::Control;

our @ISA = qw(ZoneMinder::Control);

our $VERSION = $ZoneMinder::Base::VERSION;

# ==========================================================================
#
#  ABS MegaCam Control Protocol
#
# ==========================================================================

use ZoneMinder::Debug qw(:all);
use ZoneMinder::Config qw(:all);

use Time::HiRes qw( usleep );

sub new
{
    my $class = shift;
    my $id = shift;
    my $self = ZoneMinder::Control->new( $id );
    bless( $self, $class );
    srand( time() );
    return $self;
}

our $AUTOLOAD;

sub AUTOLOAD
{
    my $self = shift;
    my $class = ref($self) || croak( "$self not object" );
    my $name = $AUTOLOAD;
    $name =~ s/.*://;
    if ( exists($self->{$name}) )
    {
        return( $self->{$name} );
    }
    Fatal( "Can't access $name member of object of class $class" );
}

sub open
{
    my $self = shift;

    $self->loadMonitor();

    use LWP::UserAgent;
    $self->{ua} = LWP::UserAgent->new;
    $self->{ua}->agent( "ZoneMinder Control Agent/".ZM_VERSION );

    $self->{state} = 'open';
}

sub close
{
    my $self = shift;
    $self->{state} = 'closed';
}

sub printMsg
{
    my $self = shift;
    my $msg = shift;
    my $msg_len = length($msg);

    Debug( $msg."[".$msg_len."]" );
}

sub sendCmd
{
    my $self = shift;
    my $cmd = shift;

    my $result = undef;

    printMsg( $cmd, "Tx" );

    my $req = HTTP::Request->new( GET=>"http://".$self->{Monitor}->{ControlAddress}."$cmd" );
    my $res = $self->{ua}->request($req);

    if ( $res->is_success )
    {
        $result = !undef;
    }
    else
    {
        Error( "Error check failed: '".$res->status_line()."'" );
    }

    return( $result );
}

sub moveMap
{
    my $self = shift;
    my $params = shift;
    my $xcoord = $self->getParam( $params, 'xcoord' );
    my $ycoord = $self->getParam( $params, 'ycoord' );
    Debug( "Move Map to $xcoord,$ycoord" );
    my $cmd = "/ptz.cgi?center=$xcoord,$ycoord&imagewidth=".$self->{Monitor}->{Width}."&imageheight=".$self->{Monitor}->{Height};
    $self->sendCmd( $cmd );
}

sub moveRelUp 
{ 
    my $self = shift; 
    my $params = shift; 
    my $tiltstep = $self->getParam( $params, 'tiltstep' );
    Debug( "Move Up - TiltStep $tiltstep" );
    my $cmd = "/ptz.cgi?move=up&speed=$tiltstep"; 
    $self->sendCmd( $cmd ); 
} 

sub moveRelDown 
{ 
    my $self = shift; 
    my $params = shift; 
    my $tiltstep = $self->getParam( $params, 'tiltstep' );
    Debug( "Move Down - TiltStep $tiltstep" );
    my $cmd = "/ptz.cgi?move=down&speed=$tiltstep"; 
    $self->sendCmd( $cmd ); 
} 

sub moveRelLeft 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Left - PanStep $panstep" );  
    my $cmd = "/ptz.cgi?move=left&speed=$panstep"; 
    $self->sendCmd( $cmd ); 
} 

sub moveRelRight 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Right - PanStep $panstep" );
    my $cmd = "/ptz.cgi?move=right&speed=$panstep"; 
    $self->sendCmd( $cmd ); 
} 

sub moveRelUpRight 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Up/Right - PanStep $panstep" );
    my $cmd = "/ptz.cgi?move=rightup&speed=$panstep"; 
    $self->sendCmd( $cmd );  
} 

sub moveRelUpLeft 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Up/Left - PanStep $panstep" );
    my $cmd = "/ptz.cgi?move=leftup&speed=$panstep"; 
    $self->sendCmd( $cmd ); 
} 

sub moveRelDownRight 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Down/Right - PanStep $panstep" );
    my $cmd = "/ptz.cgi?move=rightdown&speed=$panstep"; 
    $self->sendCmd( $cmd );  
} 

sub moveRelDownLeft 
{ 
    my $self = shift; 
    my $params = shift; 
    my $panstep = $self->getParam( $params, 'panstep' );
    Debug( "Move Down/Left - PanStep $panstep" );
    my $cmd = "/ptz.cgi?move=leftdown&speed=$panstep"; 
    $self->sendCmd( $cmd ); 
}

sub presetSet
{
    my $self = shift;
    my $params = shift;
    my $preset = $self->getParam( $params, 'preset' );
    Debug( "Set Preset $preset" );
    my $cmd = "/ptzconfig.cgi?setserverpresetname=$preset";
    $self->sendCmd( $cmd );
}

sub presetGoto
{
    my $self = shift;
    my $params = shift;
    my $preset = $self->getParam( $params, 'preset' );
    Debug( "Goto Preset $preset" );
    my $cmd = "/ptz.cgi?gotoserverpresetname=$preset";
    $self->sendCmd( $cmd );
}

sub presetHome
{
    my $self = shift;
    Debug( "Home Preset" );
    my $cmd = "/ptz.cgi?move=home&speed=1";
    $self->sendCmd( $cmd );
}
 
1;
__END__

Code: Select all

Main Tab:
-----------------
Name: ABS MegaCam
Type: Remote
Protocol: ABS_MegaCam


Move Tab:
-----------------
Can Move: check
Can Move Diagonally: check
Can Move Mapped: check
Can Move Relative: check


Pan Tab:
-----------------
Can Pan: check
Min Pan Step: 0
Max Pan Step: 10 (adjust to your needs. If you feel the need it will go as high as 100)


Tilt Tab:
-----------------
Can Tilt: check
Min Tilt Step: 0
Max Tilt Step: 10 (adjust to your needs. If you feel the need it will go as high as 100)


Presets tab:
-----------------
Has Presets: check 
Num Presets: 10 
Has Home Preset: check (for this to work you have to select a home preset on the cameras main home page)
Can Set Presets: check

Code: Select all

Controllable: check
Control Type: ABS MegaCam
Control Device: leave blank
Control Address: user:pass@cameraIP