Added basic trunc test report script.

Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>

src/gen-trunc-adoc.sh

+#!/bin/bash
+
+TRUNCATE="60 110 245"
+
+for TRUNC in 60 110 245
+do
+echo ".sync-codec-resistence$TRUNC"
+echo '[frame="topbot",options="header",cols="<2,6*>1"]'
+echo '|=========================='
+echo -n "| "
+for STRENGTH in $(seq 10 -1 5)
+do
+  echo -n "| $STRENGTH"
+done
+echo
+for TEST in mp3 double-mp3 ogg
+do
+  if [ $TEST == mp3 ]; then
+    echo -n "| mp3 128kbit/s"
+  elif [ $TEST == double-mp3 ]; then
+    echo -n "| double mp3 128kbit/s"
+  elif [ $TEST == ogg ]; then
+    echo -n "| ogg 128kbit/s"
+  else
+    echo "error: bad TEST $TEST ???"
+    exit 1
+  fi
+  for STRENGTH in $(seq 10 -1 5)
+  do
+    cat $STRENGTH-$TEST-* | grep -v '^#' | grep ^$TRUNC | awk '{bad += $2; n += $3} END {if (n==0) n=1;fer=100.0*bad/n; bold=fer>0?"*":" ";printf ("| %s%.2f%s", bold, fer, bold)}'
+  done
+  echo
+done
+echo
+echo '|=========================='
+done