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trecloux/mixer.sh

Created February 7, 2018 16:20
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Ch'tiJUG video mixer
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mixer.sh
ffmpeg -i laptop.mov -i speaker.mov -i background.png -filter_complex "
nullsrc=size=1920x1080 [base];
[0:v] setpts=PTS-STARTPTS, scale=1280x720 [laptop];
[1:v] setpts=PTS-STARTPTS, scale=1280x720, crop=w=640:h=720:x=320:y=0 [speaker];
[2:v] scale=1920x1080 [background];
[base][background] overlay=shortest=0 [base+background];
[base+background][laptop] overlay=shortest=1:y=180 [background+laptop];
[background+laptop][speaker] overlay=shortest=1:x=1280:y=180
" -map 0:a output.mov
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