ffmpeg -r 1/10 -i concat:"converted/youtube-cover.png|converted/01_TimeLine.png|converted/02 Mentions.png|converted/03_ProfilePage.png|converted/04_ProfileSettings.png|converted/05_HashTag.png|converted/06_PrivateMessaging.png" -c:v libx264 -preset medium -tune stillimage -crf 18 -c:a copy -shortest -pix_fmt yuv420p output.flv