generate sprites of video snapshots

video-snapshots-sprites.sh

sudo aptitude install ffmpeg
sudo aptitude install imagemagick

# fps=1 > every seconds
ffmpeg -i video.mp4 -f image2 -vf fps=fps=1 out%d.png

# horizontal sprite, resized at 30%
convert -resize 30% +append out*.png sprite-1-sec.png

# references:
# http://www.imagemagick.org/script/command-line-options.php#append
# http://www.imagemagick.org/script/command-line-options.php#resize
# http://ffmpeg.org/trac/ffmpeg/wiki/Create%20a%20thumbnail%20image%20every%20X%20seconds%20of%20the%20video