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program1/program1.sh

@@ -71,11 +71,9 @@ mp4_dir() {
 export -f mp4_dir
 
 write_thumbnail() {
-    set -x
     local raw="$1"
     local thumbnail="$2"
     ffmpeg -ss 00:00:03 -i $raw -vframes 1 $thumbnail 2>/dev/null
-    set +x
 }
 export -f write_thumbnail