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path: root/examples/tg15/streams/marlene-south-reflect.sh
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#!/bin/bash
# reflecting purposes
name=southcam
# vlc input
#source="rtsp://151.216.234.23/live.sdp"
source="rtsp://151.216.249.4:554/live.sdp"
# vlc dst=
destination="[::1]:5002/$name.ts.metacube"

while :; do
vlc -I dummy -vv --network-caching 500 $source vlc://quit --sout "#std{access=http{metacube},mux=ts,dst=$destination}"
sleep 1
done
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-04 01:41:29 +0000
*/ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
#! /usr/bin/perl
use CGI;
use GD;
use Image::Magick;
use DBI;
use lib '../../include';
use strict;
use warnings;
use nms;
use File::Basename;
my $cgi = CGI->new;
my $cwd = dirname($0);

# Sekrit night-mode
my $night = defined($cgi->param('night'));

my $dbh = nms::db_connect();

GD::Image->trueColor(1);

my $text_img;
our $img = GD::Image->new($cwd.'/tg15-salkart.png');
if ($night) {
	my ($width, $height) = ($img->width, $img->height); 

	$img = GD::Image->new($width, $height, 1);
	$img->alphaBlending(0);
	$img->saveAlpha(1);
	my $blank = $img->colorAllocateAlpha(0, 0, 0, 127);
	$img->filledRectangle(0, 0, $img->width - 1, $img->height - 1, $blank);

	$text_img = GD::Image->new($width, $height, 1);
	$text_img->alphaBlending(0);
	$text_img->saveAlpha(1);
	$blank = $text_img->colorAllocateAlpha(0, 0, 0, 127);
	$text_img->filledRectangle(0, 0, $text_img->width - 1, $text_img->height - 1, $blank);
} else {
	$text_img = $img;
}

my $blk = $img->colorResolve(0, 0, 0);

for my $y (42..236) {
	my $i = 4.0 * ($y - 236.0) / (42.0 - 237.0);
	my $clr = get_color($i);
	
	$img->filledRectangle(12, $y, 33, $y+1, $clr);
	$text_img->filledRectangle(12, $y, 33, $y+1, $clr);
}

$text_img->rectangle(12,42,33,236,$blk);

my $tclr = $night ? $text_img->colorResolve(255, 255, 255) : $blk;
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 40, 47 + (236-42)*0.0/4.0, "100 Gbit/sec");
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 40, 47 + (236-42)*1.0/4.0, "10 Gbit/sec");
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 40, 47 + (236-42)*2.0/4.0, "1 Gbit/sec");
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 40, 47 + (236-42)*3.0/4.0, "100 Mbit/sec");
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 40, 47 + (236-42)*4.0/4.0, "10 Mbit/sec");
$text_img->stringFT($tclr, "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf", 10, 0, 1600, 1000, "NMS (C) 2005-2015 Tech:Server");

my $q = $dbh->prepare("select * from ( SELECT switch,sysname,sum(ifhcinoctets) AS ifhcinoctets,sum(ifhcoutoctets) AS ifhcoutoctets from switches natural left join get_current_datarate() where ip <> inet '127.0.0.1' group by switch,sysname) t1 natural join placements order by zorder;");
$q->execute();
while (my $ref = $q->fetchrow_hashref()) {

	# for now:
	# 10Mbit/switch = green
	# 100Mbit/switch = yellow
	# 1Gbit/switch = red
	# 10Gbit/switch = white
	
	my $clr;

	if (defined($ref->{'ifhcinoctets'})) {
		my $intensity = 0.0;
		my $traffic = 4.0 * ($ref->{'ifhcinoctets'} + $ref->{'ifhcoutoctets'});  # average and convert to bits (should be about the same in practice)

		my $max = 100_000_000_000.0;   # 100Gbit
		my $min =      10_000_000.0;   # 10Mbit
		if ($traffic >= $min) {
			$intensity = log($traffic / $min) / log(10);
			$intensity = 4.0 if ($intensity > 4.0);
		}
		$clr = get_color($intensity);
	} else {
		$clr = $img->colorResolve(0, 0, 255);
	}
	
	my $sysname = $ref->{'sysname'};
	$sysname =~ s/-sekrit//;
	
	$ref->{'placement'} =~ /\((\d+),(\d+)\),\((\d+),(\d+)\)/;
	$img->filledRectangle($3,$4,$1,$2,$clr);
	$text_img->filledRectangle($3,$4,$1,$2,$clr);

	$img->rectangle($3,$4,$1,$2,$blk);
	$text_img->rectangle($3,$4,$1,$2,$blk);
	my ($x2, $y2, $x1, $y1) = ($1, $2, $3, $4);
	my $max_textlen = ($x2-$x1) > ($y2-$y1) ? $x2-$x1 : $y2-$y1;
	while (length($sysname) * 6 > $max_textlen) {
		# Try to abbreviate sysname if it is too long for the box
		$sysname =~ s/^(.*)[a-z]~?([0-9-]+)$/$1~$2/ or last;
	}
	if (($x2-$x1) > ($y2-$y1)) {
		$text_img->string(gdSmallFont,$x1+2,$y1,$sysname,$blk);
	} else {
		$text_img->stringUp(gdSmallFont,$x1,$y2-3,$sysname,$blk);
	}
}
$dbh->disconnect;

print $cgi->header(-type=>'image/png', -expires=>'now');
if ($night) {
	my $magick = Image::Magick->new;
	$magick->BlobToImage($img->png);
	$magick->Blur(sigma=>10.0, channel=>'All');
	$magick->Gamma(gamma=>1.90);

	my $m2 = Image::Magick->new;
	$m2->Read($cwd.'/tg15-salkart.png');
	$m2->Negate();
	$m2->Composite(image=>$magick, compose=>'Atop');

	my $m3 = Image::Magick->new;
	$m3->BlobToImage($text_img->png);
	$m2->Composite(image=>$m3, compose=>'Atop');
	
	$img = $m2->ImageToBlob();
	print $img;
} else {	
	print $img->png;
}

sub get_color {
	my $intensity = shift;
	my $gamma = 1.0/1.90;
	if ($intensity > 3.0) {
		return $img->colorResolve(255.0 * ((4.0 - $intensity) ** $gamma), 255.0 * ((4.0 - $intensity) ** $gamma), 255.0 * ((4.0 - $intensity) ** $gamma));
	} elsif ($intensity > 2.0) {
		return $img->colorResolve(255.0, 255.0 * (($intensity - 2.0) ** $gamma), 255.0 * (($intensity - 2.0) ** $gamma));
	} elsif ($intensity > 1.0) {
		return $img->colorResolve(255.0, 255.0 * ((2.0 - $intensity) ** $gamma), 0);
	} else {
		return $img->colorResolve(255.0 * ($intensity ** $gamma), 255, 0);
	}
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-04 01:41:29 +0000