diff --git a/scripts/estimate_fg.sh b/scripts/estimate_fg.sh
index 9914eb9..f07ac66 100755
--- a/scripts/estimate_fg.sh
+++ b/scripts/estimate_fg.sh
@@ -31,7 +31,7 @@ while getopts "$OPTS" flag; do
             exit 0
             ;;
         i)
-            if [[ $# -lt 2 ]]; then            
+            if [[ "$#" -lt 2 ]]; then            
                 echo "wrong arguments given"
                 usage
                 exit 1
@@ -46,9 +46,17 @@ while getopts "$OPTS" flag; do
     esac
 done
 
-test -f "$INPUT" || (echo "file does not exist" && exit 1)
+if [[ ! -f "$INPUT" ]]; then
+    echo "file does not exist"
+    exit 1
+fi
+
 echo "Estimating film grain for $INPUT" && sleep 2
 
+get_duration() {
+    ffmpeg -i "$1" 2>&1 | grep "Duration" | awk '{print $2}' | tr -d ,
+}
+
 # global variables
 SEGMENTS=10
 SEGMENT_TIME=3
@@ -62,9 +70,6 @@ TEST_MAX_GRAIN=30
 GRAIN_STEP=5
 GRAIN_LOG="grain_log.txt"
 
-get_duration() {
-    ffmpeg -i "$1" 2>&1 | grep "Duration" | awk '{print $2}' | tr -d ,
-}
 
 segment_video() {
     # set number of segments and start times
@@ -101,7 +106,6 @@ segment_video() {
 
 encode_segments() {
     cd "$SEGMENT_DIR" || exit
-    clear
     echo > "$GRAIN_LOG"
     for VIDEO in $(ls segment*.mkv)
     do
@@ -116,7 +120,6 @@ encode_segments() {
         echo >> "$GRAIN_LOG"
     done
 
-    clear
     cat "$GRAIN_LOG"
 }
 
diff --git a/scripts/recc_encode.sh b/scripts/recc_encode.sh
index d148d6d..a518075 100755
--- a/scripts/recc_encode.sh
+++ b/scripts/recc_encode.sh
@@ -14,8 +14,9 @@ usage() {
 }
 
 encode() {
-    ENCODE_FILE="/tmp/encode.sh"
+    ENCODE_FILE="/tmp/$(basename "$OUTPUT")_encode.sh"
     echo -e '#!/bin/bash\n' > "$ENCODE_FILE"
+    echo "export OUTPUT=\"$OUTPUT\"" >> "$ENCODE_FILE"
 
     SVT_PARAMS="${GRAIN}tune=3:enable-overlays=1:scd=1:enable-hdr=1:fast-decode=1:enable-variance-boost=1:enable-qm=1:qm-min=0:qm-max=15"
     echo "export SVT_PARAMS=\"$SVT_PARAMS\"" >> "$ENCODE_FILE"
@@ -60,7 +61,7 @@ encode() {
         -metadata \"\$AUDIO_ENC_VERSION\" \
         -metadata \"\$ADD_METADATA\" $NL \
         \$FFMPEG_PARAMS -dolbyvision 1 -svtav1-params \
-        $NL "\"\$SVT_PARAMS\" \"\$OUTPUT\" ||" $NL \
+        $NL \"\$SVT_PARAMS\" \"\$OUTPUT\" "||" $NL \
         ffmpeg -i \""$INPUT"\" -map 0 \$UNMAP \
         \$AUDIO_FORMAT \$AUDIO_BITRATE $NL \
         -metadata \"\$FFMPEG_VERSION\" \
@@ -68,7 +69,7 @@ encode() {
         -metadata \"\$AUDIO_ENC_VERSION\" \
         -metadata \"\$ADD_METADATA\" $NL \
         "\$FFMPEG_PARAMS" -svtav1-params \
-        $NL "\"\$SVT_PARAMS\" \"$OUTPUT\" || exit 1 " >> "$ENCODE_FILE"        
+        $NL "\"\$SVT_PARAMS\" \"\$OUTPUT\" || exit 1 " >> "$ENCODE_FILE"        
     echo >> "$ENCODE_FILE"
     
     if [[ "$EXT" == "mkv" ]]; then