#! /bin/sh set -e find "$DIR_VIDEO" \ -type f \ -print0 \ | xargs \ -0 \ -P "$(nproc)" \ -I{} \ sh -c 'printf "%s %s\n" $(mimetype -b "{}") "{}"' \ | awk '/^video/ {sub($1 " +", ""); print}' \ > "$FILE_VIDEO_CATALOG"