extract-thumbnails-all

   1 #!/bin/bash
   2 #
   3 # 2010, Calin-Andrei Burloiu, calin.burloiu@gmail.com
   4 #
   5 # This scripts creates thumbnails for all videos with a specified suffix.
   6 #
   7 #
   8
   9 if [ $# -ne 2 ]; then
  10         echo "usage: $0 root_path suffix"
  11         exit 1
  12 fi
  13
  14 root_path="$1"
  15 suffix="$2"
  16
  17 (
  18 IFS=$'\n'
  19 for filename in $(find "$root_path" -name "*$suffix"); do
  20         new_filename=$(dirname "$filename")/$(basename "$filename" "$suffix")_tmp.jpg
  21         new_filename1=$(dirname "$filename")/$(basename "$filename" "$suffix")_small.jpg
  22         new_filename2=$(dirname "$filename")/$(basename "$filename" "$suffix")_big.jpg
  23         ./ffmpeg-extract-thumbnail "$filename" "$new_filename" 1280x720
  24         if [ ! -e "$new_filename1" ]; then
  25             ffmpeg -i "$new_filename" -s 122x69 -f image2 "$new_filename1"
  26         fi
  27         if [ ! -e "$new_filename2" ]; then
  28             ffmpeg -i "$new_filename" -s 149x84 -f image2 "$new_filename2"
  29         fi
  30         rm -f "$new_filename"
  31 done
  32 )