# find files
find . -type f |grep -E '.*[A-Za-z]{2,5}\-[0-9]{2,5}[^/]*\.(mkv|mp4|wmv|avi|mpg)$'
# path files
cat files.list |  sed -r "s/(.*\/[^/]*|\.)\/([^/]*.[^/]*)/\1,\2/g"
# folder,file csv
cat files.list |  sed -r "s/(.*\/([^/]*)|\.)\/([^/]*.[^/]*)/\1,\3/g" | sed -r "s/\.\/([^/]*,)/\1/g"