fix variables for loglevel

dryrun doesn't work, doesn't like /dev/null or null... the examples use -f but this command doesn't... have to reconsider

ts-to-mkv.sh

@@ -42,11 +42,17 @@ ffmpegcheck(){
 ## Env ##
 SAVEIFS=$IFS
 IFS=$(echo -en "\n\b")
-loglevel="level+info"
+loglevel="-loglevel level+info"
 FFMPEG="/data/sourcecode/ffmpeg/ffmpeg-4.1.3-amd64-static/ffmpeg"
 if [[ ! -f "$FFMPEG" ]]; then
     FFMPEG=$(/usr/bin/env which ffmpeg)
 fi
+
+ffmpegcheck
+if [[ "$?" == "2" ]]; then
+    echo "[error] ffmpeg version too low, need to use version 4.0.0 or newer."
+    exit 1
+fi
 WORKPATH="./"
 keepsource="0"
 version="2"
@@ -54,7 +60,7 @@ version="2"
 
 ## Start ##
 echo "[info] $0 -- v$version"
-while getopts d:p:fnhkq OPT; do
+while getopts d:p:fnXhkq OPT; do
     case "$OPT" in
         d)
             if [[ -e "$OPTARG" ]]; then
@@ -73,6 +79,7 @@ while getopts d:p:fnhkq OPT; do
             echo "[help] -k, keep the original ts file"
             echo "[help] -q, disable output from ffmpeg (default: info)"
             echo "[help] -p, custom path to scan recursively (default: $WORKPATH)"
+            echo "[help] -X, dry run"
             exit 0 ;;
         k)
             echo "[debug] keeping the original file"
@@ -88,17 +95,14 @@ while getopts d:p:fnhkq OPT; do
                 echo "[debug] no custom pathing; using $WORKPATH"
             fi ;;
         q)
-            loglevel="quiet"
+            loglevel="-loglevel quiet"
             echo "[debug] disabling ffmpeg output" ;;
+        X)
+            dryrun="1"
+            echo "[debug] dry run enabled";;
     esac
 done
 
-ffmpegcheck
-if [[ "$?" == "2" ]]; then
-    echo "[error] ffmpeg version too low, need to use version 4.0.0 or newer."
-    exit 1
-fi
-
 shift $((OPTIND-1))
 echo "[info] finding files"
 filelist="$(find "$WORKPATH" -name "*.ts")"
@@ -108,7 +112,12 @@ if [[ "$filelist" ]]; then
         echo "[info] working on $i"
         INFILE="$i"
         echo "[debug] Infile: $INFILE"
+        if [[ "$dryrun" == "1" ]]; then
+            OUTFILE="/dev/null"
+            echo "[debug] overriding OUTFILE to $OUTFILE"
+        else
             OUTFILE="${i//.ts/.mkv}"
+        fi
         echo "[debug] Outfile: $OUTFILE"
         sleep 2
         INFILE2="${INFILE//\'/\'\\\\\\\'\'}"
@@ -121,7 +130,7 @@ if [[ "$filelist" ]]; then
             -codec:s srt \
             -metadata:s:s:0 language=eng \
             $force \
-            -loglevel "$loglevel" \
+            $loglevel \
             "${OUTFILE}"
 
         exitcode="$?"