# Channel table for Jaboticabal - SP - Brazil # Source: http://www.portalbsd.com.br/terrestres_channels.php?channels=2691 # Physical channel 16 [TV Clube Ribeirão Preto] DELIVERY_SYSTEM = ISDBT BANDWIDTH_HZ = 6000000 FREQUENCY = 485142857 INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO ISDBT_LAYER_ENABLED = 7 ISDBT_SOUND_BROADCASTING = 0 ISDBT_SB_SUBCHANNEL_ID = 0 ISDBT_SB_SEGMENT_IDX = 0 ISDBT_SB_SEGMENT_COUNT = 0 ISDBT_LAYERA_FEC = AUTO ISDBT_LAYERA_MODULATION = QAM/AUTO ISDBT_LAYERA_SEGMENT_COUNT = 0 ISDBT_LAYERA_TIME_INTERLEAVING = 0 ISDBT_LAYERB_FEC = AUTO ISDBT_LAYERB_MODULATION = QAM/AUTO ISDBT_LAYERB_SEGMENT_COUNT = 0 ISDBT_LAYERB_TIME_INTERLEAVING = 0 ISDBT_LAYERC_FEC = AUTO ISDBT_LAYERC_MODULATION = QAM/AUTO ISDBT_LAYERC_SEGMENT_COUNT = 0 ISDBT_LAYERC_TIME_INTERLEAVING = 0 # Physical channel 26 [EPTV Ribeirão] DELIVERY_SYSTEM = ISDBT BANDWIDTH_HZ = 6000000 FREQUENCY = 545142857 INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO ISDBT_LAYER_ENABLED = 7 ISDBT_SOUND_BROADCASTING = 0 ISDBT_SB_SUBCHANNEL_ID = 0 ISDBT_SB_SEGMENT_IDX = 0 ISDBT_SB_SEGMENT_COUNT = 0 ISDBT_LAYERA_FEC = AUTO ISDBT_LAYERA_MODULATION = QAM/AUTO ISDBT_LAYERA_SEGMENT_COUNT = 0 ISDBT_LAYERA_TIME_INTERLEAVING = 0 ISDBT_LAYERB_FEC = AUTO ISDBT_LAYERB_MODULATION = QAM/AUTO ISDBT_LAYERB_SEGMENT_COUNT = 0 ISDBT_LAYERB_TIME_INTERLEAVING = 0 ISDBT_LAYERC_FEC = AUTO ISDBT_LAYERC_MODULATION = QAM/AUTO ISDBT_LAYERC_SEGMENT_COUNT = 0 ISDBT_LAYERC_TIME_INTERLEAVING = 0 # Physical channel 28 [Record TV Interior SP] DELIVERY_SYSTEM = ISDBT BANDWIDTH_HZ = 6000000 FREQUENCY = 557142857 INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO ISDBT_LAYER_ENABLED = 7 ISDBT_SOUND_BROADCASTING = 0 ISDBT_SB_SUBCHANNEL_ID = 0 ISDBT_SB_SEGMENT_IDX = 0 ISDBT_SB_SEGMENT_COUNT = 0 ISDBT_LAYERA_FEC = AUTO ISDBT_LAYERA_MODULATION = QAM/AUTO ISDBT_LAYERA_SEGMENT_COUNT = 0 ISDBT_LAYERA_TIME_INTERLEAVING = 0 ISDBT_LAYERB_FEC = AUTO ISDBT_LAYERB_MODULATION = QAM/AUTO ISDBT_LAYERB_SEGMENT_COUNT = 0 ISDBT_LAYERB_TIME_INTERLEAVING = 0 ISDBT_LAYERC_FEC = AUTO ISDBT_LAYERC_MODULATION = QAM/AUTO ISDBT_LAYERC_SEGMENT_COUNT = 0 ISDBT_LAYERC_TIME_INTERLEAVING = 0 # Physical channel 39 [SBT Ribeirão Preto] DELIVERY_SYSTEM = ISDBT BANDWIDTH_HZ = 6000000 FREQUENCY = 623142857 INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO INVERSION = AUTO GUARD_INTERVAL = AUTO TRANSMISSION_MODE = AUTO ISDBT_LAYER_ENABLED = 7 ISDBT_SOUND_BROADCASTING = 0 ISDBT_SB_SUBCHANNEL_ID = 0 ISDBT_SB_SEGMENT_IDX = 0 ISDBT_SB_SEGMENT_COUNT = 0 ISDBT_LAYERA_FEC = AUTO ISDBT_LAYERA_MODULATION = QAM/AUTO ISDBT_LAYERA_SEGMENT_COUNT = 0 ISDBT_LAYERA_TIME_INTERLEAVING = 0 ISDBT_LAYERB_FEC = AUTO ISDBT_LAYERB_MODULATION = QAM/AUTO ISDBT_LAYERB_SEGMENT_COUNT = 0 ISDBT_LAYERB_TIME_INTERLEAVING = 0 ISDBT_LAYERC_FEC = AUTO ISDBT_LAYERC_MODULATION = QAM/AUTO ISDBT_LAYERC_SEGMENT_COUNT = 0 ISDBT_LAYERC_TIME_INTERLEAVING = 0 ='#n20'>20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41

#!/usr/bin/perl

use strict;
use vars qw ($file $DELAY);
########## CONFIG
  $file = "lcd4linux"; # .png is appended
  $DELAY = 0;          # delay in seconds
                       # if delay is zero, file is sent when modified.
#################

use CGI qw/:push -nph/;
$| = 1;
my ($mtime, $nmtime, $size, $nsize);
(undef, undef, undef, undef, undef, undef, undef, $size, undef,
   $mtime) = stat "$file.png";
print multipart_init(-boundary=>'----------------here we go!');
while (1) {
  print multipart_start(-type=>'image/png');
  undef $/;
  open(IN, "$file.png") or die("Can't read '$file.png'");
  $_ = <IN>;
  print $_;
  close(IN);
  print multipart_end;
  if ($DELAY) {
    sleep $DELAY;
  }  
  else {
    W: while (1) {
  #    sleep(1);
      (undef, undef, undef, undef, undef, undef, undef, $nsize, undef,
         $nmtime) = stat "$file.png";
      if($mtime != $nmtime || $size != $nsize) {	 
        $mtime = $nmtime;
	$size = $nsize;
	last W;
      }	
    }	 
  }	
}