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Isaac Connor
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# ==========================================================================
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#
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# ZoneMinder ONVIF Module, $Date$, $Revision$
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# Copyright (C) 2001-2008 Philip Coombes
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# ==========================================================================
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#
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# This module contains the common definitions and functions used by the rest
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# of the ZoneMinder scripts
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#
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package ZoneMinder::ONVIF;
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use 5.006;
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use strict;
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use warnings;
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require Exporter;
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require ZoneMinder::Base;
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our @ISA = qw(Exporter);
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our %EXPORT_TAGS = (
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functions => [ qw(
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) ]
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);
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push( @{$EXPORT_TAGS{all}}, @{$EXPORT_TAGS{$_}} ) foreach keys %EXPORT_TAGS;
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our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );
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our @EXPORT = qw();
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our $VERSION = $ZoneMinder::Base::VERSION;
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use Getopt::Std;
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use Data::UUID;
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require ONVIF::Client;
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require WSDiscovery10::Interfaces::WSDiscovery::WSDiscoveryPort;
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require WSDiscovery10::Elements::Header;
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require WSDiscovery10::Elements::Types;
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require WSDiscovery10::Elements::Scopes;
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require WSDiscovery::TransportUDP;
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sub deserialize_message {
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my ($wsdl_client, $response) = @_;
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# copied and adapted from SOAP::WSDL::Client
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# get deserializer
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my $deserializer = $wsdl_client->get_deserializer();
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if(! $deserializer) {
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$deserializer = SOAP::WSDL::Factory::Deserializer->get_deserializer({
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soap_version => $wsdl_client->get_soap_version(),
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%{ $wsdl_client->get_deserializer_args() },
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});
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}
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# set class resolver if serializer supports it
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$deserializer->set_class_resolver( $wsdl_client->get_class_resolver() )
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if ( $deserializer->can('set_class_resolver') );
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# Try deserializing response - there may be some,
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# even if transport did not succeed (got a 500 response)
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if ( $response ) {
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# as our faults are false, returning a success marker is the only
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# reliable way of determining whether the deserializer succeeded.
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# Custom deserializers may return an empty list, or undef,
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# and $@ is not guaranteed to be undefined.
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my ($success, $result_body, $result_header) = eval {
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(1, $deserializer->deserialize( $response ));
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};
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if (defined $success) {
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return wantarray
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? ($result_body, $result_header)
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: $result_body;
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}
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elsif (blessed $@) { #}&& $@->isa('SOAP::WSDL::SOAP::Typelib::Fault11')) {
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return $@;
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}
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else {
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return $deserializer->generate_fault({
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code => 'soap:Server',
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role => 'urn:localhost',
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message => "Error deserializing message: $@. \n"
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. "Message was: \n$response"
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});
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}
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};
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}
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ub interpret_messages {
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my ($svc_discover, $services, @responses ) = @_;
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my @results;
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foreach my $response ( @responses ) {
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if($verbose) {
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print "Received message:\n" . $response . "\n";
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}
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my $result = deserialize_message($svc_discover, $response);
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if(not $result) {
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print "Error deserializing message. No message returned from deserializer.\n" if $verbose;
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next;
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}
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my $xaddr;
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foreach my $l_xaddr (split ' ', $result->get_ProbeMatch()->get_XAddrs()) {
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# find IPv4 address
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print "l_xaddr = $l_xaddr\n" if $verbose;
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if($l_xaddr =~ m|//[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+[:/]|) {
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$xaddr = $l_xaddr;
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last;
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} else {
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print STDERR "Unable to find IPv4 address from xaddr $l_xaddr\n";
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}
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}
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# No usable address found
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next if not $xaddr;
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# ignore multiple responses from one service
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next if defined $services->{$xaddr};
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$services->{$xaddr} = 1;
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print "$xaddr, " . $svc_discover->get_soap_version() . ", ";
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print "(";
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my $scopes = $result->get_ProbeMatch()->get_Scopes();
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my $count = 0;
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my %scopes;
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foreach my $scope(split ' ', $scopes) {
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if($scope =~ m|onvif://www\.onvif\.org/(.+)/(.*)|) {
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my ($attr, $value) = ($1,$2);
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if( 0 < $count ++) {
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print ", ";
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}
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print $attr . "=\'" . $value . "\'";
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$scopes{$attr} = $value;
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}
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}
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print ")\n";
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push @results, { xaddr=>$xaddr,
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soap_version => $svc_discover->get_soap_version(),
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scopes => \%scopes,
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};
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}
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return @results;
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} # end sub interpret_messages
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# functions
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sub discover {
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my @results;
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## collect all responses
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my @responses = ();
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no warnings 'redefine';
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*WSDiscovery::TransportUDP::_notify_response = sub {
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my ($transport, $response) = @_;
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push @responses, $response;
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};
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## try both soap versions
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my %services;
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my $uuid_gen = Data::UUID->new();
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if ( ( ! $soap_version ) or ( $soap_version eq '1.1' ) ) {
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if($verbose) {
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print "Probing for SOAP 1.1\n"
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}
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my $svc_discover = WSDiscovery10::Interfaces::WSDiscovery::WSDiscoveryPort->new({
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# no_dispatch => '1',
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});
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$svc_discover->set_soap_version('1.1');
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my $uuid = $uuid_gen->create_str();
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my $result = $svc_discover->ProbeOp(
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{ # WSDiscovery::Types::ProbeType
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Types => 'http://www.onvif.org/ver10/network/wsdl:NetworkVideoTransmitter http://www.onvif.org/ver10/device/wsdl:Device', # QNameListType
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Scopes => { value => '' },
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},
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WSDiscovery10::Elements::Header->new({
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Action => { value => 'http://schemas.xmlsoap.org/ws/2005/04/discovery/Probe' },
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MessageID => { value => "urn:uuid:$uuid" },
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To => { value => 'urn:schemas-xmlsoap-org:ws:2005:04:discovery' },
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})
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);
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print $result . "\n" if $verbose;
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push @results, interpret_messages($svc_discover, \%services, @responses);
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@responses = ();
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} # end if doing soap 1.1
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if ( ( ! $soap_version ) or ( $soap_version eq '1.2' ) ) {
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if($verbose) {
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print "Probing for SOAP 1.2\n"
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}
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my $svc_discover = WSDiscovery10::Interfaces::WSDiscovery::WSDiscoveryPort->new({
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# no_dispatch => '1',
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});
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$svc_discover->set_soap_version('1.2');
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# copies of the same Probe message must have the same MessageID.
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# This is not a copy. So we generate a new uuid.
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my $uuid = $uuid_gen->create_str();
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# Everyone else, like the nodejs onvif code and odm only ask for NetworkVideoTransmitter
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my $result = $svc_discover->ProbeOp(
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{ # WSDiscovery::Types::ProbeType
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xmlattr => { 'xmlns:dn' => 'http://www.onvif.org/ver10/network/wsdl', },
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Types => 'dn:NetworkVideoTransmitter', # QNameListType
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Scopes => { value => '' },
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},
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WSDiscovery10::Elements::Header->new({
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Action => { value => 'http://schemas.xmlsoap.org/ws/2005/04/discovery/Probe' },
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MessageID => { value => "urn:uuid:$uuid" },
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To => { value => 'urn:schemas-xmlsoap-org:ws:2005:04:discovery' },
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})
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);
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print $result . "\n" if $verbose;
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push @results, interpret_messages($svc_discover, \%services, @responses);
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} # end if doing soap 1.2
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return @results;
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}
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sub profiles {
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my $result = $client->get_endpoint('media')->GetProfiles( { } ,, );
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die $result if not $result;
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if($verbose) {
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print "Received message:\n" . $result . "\n";
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}
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my $profiles = $result->get_Profiles();
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foreach my $profile ( @{ $profiles } ) {
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my $token = $profile->attr()->get_token() ;
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print $token . ", " .
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$profile->get_Name() . ", " .
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$profile->get_VideoEncoderConfiguration()->get_Encoding() . ", " .
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$profile->get_VideoEncoderConfiguration()->get_Resolution()->get_Width() . ", " .
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$profile->get_VideoEncoderConfiguration()->get_Resolution()->get_Height() . ", " .
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$profile->get_VideoEncoderConfiguration()->get_RateControl()->get_FrameRateLimit() .
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", ";
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# Specification gives conflicting values for unicast stream types, try both.
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# http://www.onvif.org/onvif/ver10/media/wsdl/media.wsdl#op.GetStreamUri
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foreach my $streamtype ( 'RTP_unicast', 'RTP-Unicast' ) {
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$result = $client->get_endpoint('media')->GetStreamUri( {
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StreamSetup => { # ONVIF::Media::Types::StreamSetup
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Stream => $streamtype, # StreamType
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Transport => { # ONVIF::Media::Types::Transport
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Protocol => 'RTSP', # TransportProtocol
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},
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},
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ProfileToken => $token, # ReferenceToken
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} ,, );
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last if $result;
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}
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die $result if not $result;
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# print $result . "\n";
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print $result->get_MediaUri()->get_Uri() .
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"\n";
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} # end foreach profile
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#
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# use message parser without schema validation ???
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#
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}
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sub move {
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my ($dir) = @_;
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my $result = $client->get_endpoint('ptz')->GetNodes( { } ,, );
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die $result if not $result;
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print $result . "\n";
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} # end sub move
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sub metadata {
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my $result = $client->get_endpoint('media')->GetMetadataConfigurations( { } ,, );
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die $result if not $result;
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print $result . "\n";
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$result = $client->get_endpoint('media')->GetVideoAnalyticsConfigurations( { } ,, );
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die $result if not $result;
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print $result . "\n";
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# $result = $client->get_endpoint('analytics')->GetServiceCapabilities( { } ,, );
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# die $result if not $result;
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# print $result . "\n";
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}
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1;
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__END__
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=head1 NAME
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ZoneMinder::ONVIF - perl module to access onvif functions for ZoneMinder
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=head1 SYNOPSIS
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use ZoneMinder::ONVIF;
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=head1 DESCRIPTION
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This is a module to contain useful functions and import all the other modules
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required for ONVIF to work.
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=head2 EXPORT
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None by default.
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=head1 SEE ALSO
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http://www.zoneminder.com
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=head1 AUTHOR
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Philip Coombes, E<lt>philip.coombes@zoneminder.comE<gt>
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=head1 COPYRIGHT AND LICENSE
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Copyright (C) 2001-2008 Philip Coombes
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This library is free software; you can redistribute it and/or modify
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it under the same terms as Perl itself, either Perl version 5.8.3 or,
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at your option, any later version of Perl 5 you may have available.
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=cut
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