Compress videos with ffmpeg

compressVideos.sh

#!/bin/bash
encoder=libx265
crf_value=35
preset_value="veryslow" # Possible presets: ultrafast superfast veryfast faster fast medium slow slower veryslow placebo
directory_original=./keep
directory_new="$directory_original/conv$crf_value$preset_value"
mkdir -p "$directory_new"
for filepath in ${directory_original}/*; do
    if [ ! -d "$filepath" ]; then #exclude directories
        filename_with_extension="${filepath##*/}"
        filename_no_extension="${filename_with_extension%.*}"
        new_path="$directory_new/${filename_no_extension}_${encoder}_crf${crf_value}_${preset_value}.mp4"
        new_date=$(date -r "$filepath" +"%Y%m%d%H%M.%S")
        (   # Subshell so set -x only prints inside of loop
            set -x
            ffmpeg -i "$filepath" -c:v ${encoder} -crf ${crf_value} -preset ${preset_value} -vtag hvc1 "$new_path"
            TZ=UTC touch -a -m -t "$new_date" "$new_path"
        )
    fi
done