- have some dirs

plugins/mythtv/dvb-signal

@@ -0,0 +1,94 @@
+#!/bin/bash
+#
+# Reads the signal strength from a DVB-c/s/t tuner
+#
+# (c) 2009 i.dobson@planet-ian.com
+#
+# 24.11.2009 Version 1.1 added support for multiple tuners
+# 22.11.2009 Version 1.0 added check that femon iinstalled
+# 21.11.2009 Version 0.9 added adapter number
+# 20.11.2009 Version 0.8 first version
+#
+# Magic markers (optional):
+#%# family=auto
+#%# capabilities=autoconf suggest
+
+#Starting point for tuner to watch
+Tuner=0
+
+case $1 in
+    autoconf|detect)
+       REQ=`which femon`
+       if [ "$REQ" = "" ]; then
+          echo "no (femon not installed)"
+          exit 1
+       fi
+
+       if [ -e  /dev/dvb/adapter$Tuner/ ]; then
+          echo yes
+          exit 0
+       else
+          echo "no (dvb tuner $Tuner not found)"
+          exit 1
+       fi;;
+
+    config)
+      echo "graph_title  DVB signal strength"
+      echo 'graph_args --base 1000 -l 0'
+      echo 'graph_vlabel Signal Strength %'
+      echo 'graph_category mythtv'
+      echo 'graph_scale no'
+      while [ -e  /dev/dvb/adapter$Tuner/ ]; do
+         Tuner=$[$Tuner+1]
+      done
+
+      TunerLoop=0
+      while [ $TunerLoop -lt $Tuner ] ; do
+        echo "signal$TunerLoop.label Signal strength for tuner $TunerLoop"
+        echo "signal$TunerLoop.draw LINE1"
+        echo "signal$TunerLoop.min 0"
+        TunerLoop=$[$TunerLoop+1]
+      done
+
+      TunerLoop=0
+      while [ $TunerLoop -lt $Tuner ] ; do
+        echo "snr$TunerLoop.label Signal to noise for tuner $TunerLoop"
+        echo "snr$TunerLoop.draw LINE1"
+        echo "snr$TunerLoop.min 0"
+        TunerLoop=$[$TunerLoop+1]
+      done
+
+      TunerLoop=0
+      while [ $TunerLoop -lt $Tuner ] ; do
+        echo "ber$TunerLoop.label Bit error rate for tuner $TunerLoop"
+        echo "ber$TunerLoop.draw LINE1"
+        echo "ber$TunerLoop.min 0"
+        echo "ber$TunerLoop.max 200"
+        TunerLoop=$[$TunerLoop+1]
+      done
+
+      TunerLoop=0
+      while [ $TunerLoop -lt $Tuner ] ; do
+        echo "unc$TunerLoop.label Uncorrectable errors for tuner $TunerLoop"
+        echo "unc$TunerLoop.draw LINE1"
+        echo "unc$TunerLoop.min 0"
+        echo "unc$TunerLoop.max 200"
+        TunerLoop=$[$TunerLoop+1]
+      done
+    exit 0;;
+esac
+  echo "" > /tmp/dvb-signal.text
+  echo "" > /tmp/dvb-signal1.text
+  Tuner=0
+  while [ -e  /dev/dvb/adapter$Tuner/ ] ; do
+    check=`femon -c 1 -a $Tuner | grep signal `
+    echo $check $Tuner| awk '{printf ("signal%.0f.value %.1f\nsnr%.0f.value %.1f\nber%.0f.value %.2f\nunc%.0f.value %.4f\n#raw values Tuner %.0f  %.0f %.0f %.0f %.0f \n",$17,strtonum("0x"$5)/655,$17,strtonum("0x"$8)/655,$17,strtonum("0x"$11),$17,strtonum("0x"$14),$17,strtonum("0x"$5),strtonum("0x"$8),$11,$14)}' >> /tmp/dvb-signal.text
+    echo  $check >>  /tmp/dvb-signal1.text
+    Tuner=$[$Tuner+1]
+  done
+  cat /tmp/dvb-signal.text | grep signal
+  cat /tmp/dvb-signal.text | grep snr
+  cat /tmp/dvb-signal.text | grep ber
+  cat /tmp/dvb-signal.text | grep unc
+  cat /tmp/dvb-signal.text | grep raw
+exit 0