thumb_me.sh

gistfile1.txt

#!/bin/bash
#
# Add 1-Sec silent video with filename as a label
# This ensures the thumbnail has the filename included
#
# Parameters:
#  - EXT: Video files extension
#  - OFFSET: X,Y offset of the label
#  - FPS: Frames per second, get by ffmpeg -i <file.ext>
#  - SECONDS: Extra video length with Label
#
# Author: Tarek Eldeeb
#
EXT=mp4
alias ffmpeg="ffmpeg -hide_banner -loglevel error"

find . -type f -iname "*.$EXT" -exec sh -c '
  X_OFFSET=250
  Y_OFFSET=150
  FPS=25
  SECONDS=1

  echo Opening: "$0"
  file=`basename "$0"`
  f="${file%.*}"
  ffmpeg -i "$file" -vframes 1 -vf "drawtext=text=$f:fontcolor=white:fontsize=75:x=$X_OFFSET:y=$Y_OFFSET:" "$f.jpeg"
  ffmpeg -loop 1 -framerate $FPS -i "$f.jpeg" -c:v libx264 -t $SECONDS -pix_fmt yuv420p "$f.1.mp4"
  ffmpeg -i "$f.1.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts "$f.1.ts" && rm -f "$f.1.mp4"
  ffmpeg -i "$file" -c copy -bsf:v h264_mp4toannexb -f mpegts "$f.ts" && rm -f "$file"
  ffmpeg -i "concat:$f.1.ts|$f.ts" -c copy -bsf:a aac_adtstoasc "$file"
  rm -f "$f.jpeg" "$f.1.ts" "$f.ts"
' {} ';'