Can't see video (mp4 / mpeg) thumbnail on gThumb
Can't see video (mp4 / mpeg) thumbnail on gThumb ? Install thumbmailer: sudo apt-get install libxine1-ffmpeg sudo apt-get install ffmpegthumbnailer Convert to mpeg: ffmpeg -i video-2014-02-28-16-57-10.mp4 video-2014-02-28-16-57-10.mp4.mpg for f in *.mp4; do ffmpeg -i "$f" "${f%.wav}.mpg"; done