ffmpeg command

gistfile1.txt

encode blur timeline , 0->10sec
ffmpeg -i vid2.mp4 -vf "boxblur=20:enable='between(t,0,10)'" -y testtest.mp4
//complete
ffmpeg -i vid2.mp4 -vf "boxblur=20:enable='between(t,0,10)'" -y -c:v libx264 -c:a libfdk_aac -movflags +faststart -pix_fmt yuv420p -keyint_min 6 -profile:v high -level 4.2 -maxrate 3000k testtest.mp4

for i in *.mov; do ffmpeg -i $i -y -c:v libx264 -c:a libfdk_aac -movflags +faststart -pix_fmt yuv420p -profile:v high -level 4.1 -crf 24 $i.mp4; done

for i in *.mov; do ffmpeg -i $i -y -c:v libx264 -c:a libfdk_aac -movflags +faststart -pix_fmt yuv420p -profile:v high -level 4.1 -vf scale=-1:720 -crf 21 $i.mp4; done

LETTER BOX PRESERVE ASPECT RATIO NO CROP

Define video size

width=1280;
height=720;

/usr/local/bin/ffmpeg -framerate 1 -pattern_type glob -i "$1"/'_.jpg' -c:v libx264 -filter:v "scale=iw_min($width/iw,$height/ih):ih_min($width/iw,$height/ih), pad=$width:$height:($width-iw_min($width/iw,$height/ih))/2:($height-ih*min($width/iw,$height/ih))/2" out.mp4