fi
declare -A SAMPLINGS
+# 4:1:0 is ambiguous, see https://blog.awm.jp/2016/02/10/yuv/
+SAMPLINGS["NORMAL_410"]="4x2,1x1,1x1"
+SAMPLINGS["NORMAL_411"]="4x1,1x1,1x1"
SAMPLINGS["NORMAL_420"]="2x2,1x1,1x1"
SAMPLINGS["NORMAL_422"]="2x1,1x1,1x1"
+SAMPLINGS["NORMAL_440"]="1x2,1x1,1x1"
SAMPLINGS["NORMAL_444"]="1x1,1x1,1x1"
SAMPLINGS["WEIRD_422"]="2x2,1x2,1x2"
-SAMPLINGS["WEIRDER_422"]="2x2,2x1,2x1"
+SAMPLINGS["WEIRD_440"]="2x2,2x1,2x1"
for sampling in "${!SAMPLINGS[@]}";
do