diff --git a/other_script/ld-chroma-ai_yc.sh b/other_script/ld-chroma-ai_yc.sh
index 5a4c707..bf87605 100644
--- a/other_script/ld-chroma-ai_yc.sh
+++ b/other_script/ld-chroma-ai_yc.sh
@@ -2,16 +2,16 @@
 cd $(dirname $0)
 FILENAME=$(basename "$1" .tbc)
 
-echo chroma gain (1): && read CHROMAGAIN
-echo chroma phase (1): && read CHROMAPHASE
-echo NTSC phase compensation (1): && read PHASECOMP
+echo "chroma gain (default 1):" && read CHROMAGAIN
+echo "chroma phase (default 1):" && read CHROMAPHASE
+echo "NTSC phase compensation (default 1):" && read PHASECOMP
 
-if [$CHROMAGAIN != "0" ] && [$CHROMAGAIN != "1" ]; then $CHROMAGAIN = "1"; fi
-if [$CHROMAPHASE != "0" ] && [$CHROMAPHASE != "1" ]; then $CHROMAPHASE = "1"; fi
-if [$PHASECOMP != "0" ] && [$PHASECOMP != "1" ]; then $PHASECOMP = "1"; fi
-if [$PHASECOMP == "1" ]; then $PHASECOMP = "--ntsc-phase-comp"; else $PHASECOMP = "" fi
+if [ "$CHROMAGAIN" != "0" ] && [ "$CHROMAGAIN" != "1" ]; then CHROMAGAIN="1" ;fi
+if [ "$CHROMAPHASE" != "0" ] && [ "$CHROMAPHASE" != "1" ]; then CHROMAPHASE="1" ;fi
+if [ "$PHASECOMP" != "0" ] && [ "$PHASECOMP" != "1" ]; then PHASECOMP="1" ;fi
+if [ "$PHASECOMP" = "1" ]; then PHASECOMP="--ntsc-phase-comp" ;else PHASECOMP="" ;fi
 
 mkfifo lumapipe
-ld-chroma-decoder $FILENAME --input-json "$(dirname $1)/$FILENAME.json" -f ntsc3d --luma-nr 0 --chroma-nr 0 --chroma-gain 0 --chroma-phase 1 -p y4m | ffmpeg -thread_queue_size 4096 -y -i - -c:v rawvideo -f nut pipe:1 > lumapipe | ld-chroma-decoder "$(dirname $1)/"$FILENAME"_chroma.tbc" --input-json "$(dirname $1)/$FILENAME.json" -f ntsc2d --ntsc-phase-comp --luma-nr 0 --chroma-nr 0 --chroma-gain $CHROMAGAIN --chroma-phase $CHROMAPHASE -p y4m | ffmpeg -thread_queue_size 4096 -y -r "(30000/1001)*2" -i lumapipe -r "(30000/1001)*2" -i - -filter_complex "[0]format=pix_fmts=yuv444p,extractplanes=y[y]; [1]format=pix_fmts=yuv444p,extractplanes=u+v[u][v]; [y][u][v]mergeplanes=0x001020:yuv444p,format=pix_fmts=yuv444p" -r "(30000/1001)*2" -top 1 -c:v ffv1 -coder 1 -context 0 -level 3 -slices 4 -slicecrc 0 -pass 1 -c:a flac -compression_level 11 "$(dirname $1)/$FILENAME.mkv"
-echo end of the script
-read -n 1 -s -r -p "Press any key to continue"
+ld-chroma-decoder "$(dirname $1)/$FILENAME.tbc" --input-json "$(dirname $1)/$FILENAME.tbc.json" -f ntsc3d --luma-nr 0 --chroma-nr 0 --chroma-gain 0 --chroma-phase 1 -p y4m | ffmpeg -thread_queue_size 4096 -y -i - -c:v rawvideo -f nut pipe:1 > lumapipe | ld-chroma-decoder "$(dirname $1)/"$FILENAME"_chroma.tbc" --input-json "$(dirname $1)/$FILENAME.tbc.json" -f ntsc2d --ntsc-phase-comp --luma-nr 0 --chroma-nr 0 --chroma-gain $CHROMAGAIN --chroma-phase $CHROMAPHASE -p y4m | ffmpeg -thread_queue_size 4096 -y -r "(30000/1001)*2" -i lumapipe -r "(30000/1001)*2" -i - -filter_complex "[0]format=pix_fmts=yuv444p,extractplanes=y[y]; [1]format=pix_fmts=yuv444p,extractplanes=u+v[u][v]; [y][u][v]mergeplanes=0x001020:yuv444p,format=pix_fmts=yuv444p" -r "(30000/1001)*2" -top 1 -c:v ffv1 -coder 1 -context 0 -level 3 -slices 4 -slicecrc 0 -pass 1 -c:a flac -compression_level 11 "$(dirname $1)/$FILENAME.mkv"
+echo "end of the script"
+read -n 1 -s -r -p "Press any key to continue\n"