diff --git a/scripts/build.sh b/scripts/build.sh
index 288f45c..885a71e 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -229,6 +229,7 @@ make clean
      --disable-podpages --disable-txtpages || exit
 make -j "$(nproc)" || exit
 sudo make install || exit
+sudo cp ff*_g /usr/local/bin/
 
 # validate encoders
 hash -r
diff --git a/scripts/recc_encode.sh b/scripts/recc_encode.sh
index 40ff717..f17c327 100755
--- a/scripts/recc_encode.sh
+++ b/scripts/recc_encode.sh
@@ -4,27 +4,42 @@
 # do not take this as a holy grail.
 
 usage() {
-    echo "unrecognized arguments, please retry"
-    echo "encode -i input_file [-p] output_file"
-    echo -e "\t-p print the command instead of executing [optional]"
+    echo "encode -i input_file [-p true/false] [-g NUM] output_file"
+    echo -e "\t-p print the command instead of executing it [optional]"
+    echo -e "\t-g set film grain for encode [optional]"
     return 0 
 }
 
 encode() {
     ENCODE_FILE="/tmp/encode.sh"
+    SVT_PARAMS="${GRAIN}tune=0:enable-overlays=1:scd=1:enable-hdr=1:fast-decode=1:enable-variance-boost=1:enable-qm=1:qm-min=0:qm-max=15"
+    UNMAP=$(unmap_streams "$INPUT")
+    AUDIO_FORMAT='-af "aformat=channel_layouts=7.1|5.1|stereo|mono" -c:a libopus'
+    AUDIO_BITRATE=$(get_bitrate_audio "$INPUT")
+    FFMPEG_PARAMS='-y -c:s copy -c:V libsvtav1 -pix_fmt yuv420p10le -crf 25 -preset 3 -g 240'
+    NL=' \\\n\t'
 
-    echo ffmpeg -i \""$INPUT"\" -map 0 $(unmap_streams "$INPUT") \
-        -af '"aformat=channel_layouts=7.1|5.1|stereo|mono"' -c:a libopus $(get_bitrate_audio "$INPUT") \
-        -c:s copy -c:V libsvtav1 -pix_fmt yuv420p10le -crf 25 -preset 3 -g 240 \
-        -svtav1-params \"tune=0:enable-overlays=1:scd=1:enable-hdr=1:fast-decode=1:enable-variance-boost=1\" \
-        \""$OUTPUT"\" "&& mkvpropedit \"$OUTPUT\" --add-track-statistics-tags " > "$ENCODE_FILE"
+    echo '#!/bin/bash' > "$ENCODE_FILE"
+    echo -e ffmpeg -i \""$INPUT"\" -map 0 $UNMAP \
+        $AUDIO_FORMAT $NL $AUDIO_BITRATE \
+        "$FFMPEG_PARAMS" -dolbyvision 1 -svtav1-params \
+        $NL "\"$SVT_PARAMS\" \"$OUTPUT\" ||" $NL \
+        ffmpeg -i \""$INPUT"\" -map 0 $UNMAP \
+        $AUDIO_FORMAT $NL $AUDIO_BITRATE \
+        "$FFMPEG_PARAMS" -svtav1-params \
+        $NL "\"$SVT_PARAMS\" \"$OUTPUT\"" >> "$ENCODE_FILE"        
     
-        if [[ "$PRINT_OUT" == "true" ]];
-        then
-            cat "$ENCODE_FILE"
-        else
-            bash "$ENCODE_FILE"
-        fi
+    if [[ "$EXT" == "mkv" ]]; then
+        echo "mkvpropedit \"$OUTPUT\" --add-track-statistics-tags" >> "$ENCODE_FILE"
+        echo "mkvpropedit \"$OUTPUT\" --edit info --set \"title=\"" >> "$ENCODE_FILE"
+    fi
+
+    if [[ "$PRINT_OUT" == "true" ]];
+    then
+        cat "$ENCODE_FILE"
+    else
+        bash "$ENCODE_FILE"
+    fi
 }
 
 unmap_streams(){
@@ -50,22 +65,39 @@ get_bitrate_audio() {
 }
 
 
-OPTS='i:p'
+OPTS='i:p:g:'
 NUM_OPTS=$(echo $OPTS | tr ':' '\n' | wc -l)
 PRINT_OUT="false"
+GRAIN=""
+# only using -i
 MIN_OPT=2
-MAX_OPT=4
-test "$#" -lt $MIN_OPT && usage && exit 1
-test "$#" -gt $MAX_OPT && usage && exit 1
+# using all + output name
+MAX_OPT=$(( NUM_OPTS * 2 - 1 ))
+test "$#" -lt $MIN_OPT && echo "not enough arguments" && usage && exit 1
+test "$#" -gt $MAX_OPT && echo "too many arguments" && usage && exit 1
 while getopts "$OPTS" flag; do
     case "${flag}" in
         i)
             INPUT="${OPTARG}"
             ;;
         p)
-            PRINT_OUT="true"
+            PRINT_OUT="${OPTARG}"
+            if [[ "$PRINT_OUT" != "false" && "$PRINT_OUT" != "true" ]]; then
+                echo "unrecognized argument for -p: $PRINT_OUT"
+                usage
+                exit 1
+            fi
+            ;;
+        g)
+            if [[ ${OPTARG} != ?(-)+([[:digit:]]) || ${OPTARG} -lt 0 ]]; then
+                echo "${OPTARG} is not a positive integer"
+                usage
+                exit 1
+            fi
+            GRAIN="film-grain=${OPTARG}:film-grain-denoise=1:"
             ;;
         *)
+            echo "wrong flags given"
             usage
             exit 1
             ;;        
@@ -73,21 +105,19 @@ while getopts "$OPTS" flag; do
 done
 
 # allow optional output filename
-if [[ "$#" -eq $MAX_OPT ]]; then
+if [[ $(($# % 2)) != 0 ]]; then
     OUTPUT="${@: -1}"
-elif [[ 
-    ("$PRINT_OUT" == "true") &&
-    ( "$#" -eq 3) 
-    ]]; then
-    OUTPUT="${HOME}/av1_${INPUT}"
-elif [[ "$#" -eq 2 ]]; then
-    OUTPUT="${HOME}/av1_${INPUT}"
 else
-    OUTPUT="${@: -1}"
+    OUTPUT="${HOME}/av1_${INPUT}"
 fi
 
-echo
-echo "INPUT: $INPUT, PRINT_OUT: $PRINT_OUT, OUTPUT: $OUTPUT"
-echo
+# always use same container for output
+INP_FILENAME=$(basename -- "$INPUT")
+EXT="${INP_FILENAME##*.}"
+OUTPUT="${OUTPUT%.*}"
+OUTPUT+=".${EXT}"
 
+echo
+echo "INPUT: $INPUT, PRINT_OUT: $PRINT_OUT, GRAIN: $GRAIN, OUTPUT: $OUTPUT"
+echo
 encode
diff --git a/scripts/refresh_build.sh b/scripts/refresh_build.sh
new file mode 100755
index 0000000..eb1895f
--- /dev/null
+++ b/scripts/refresh_build.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+git pull
+bash ./scripts/install_deps.sh || exit 1
+bash ./scripts/build.sh || exit 1