Created
August 3, 2011 16:23
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perform an IIR blur filter on a stack of frames from a movie using imagemagick and ffmpeg
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#!/bin/bash | |
# ffmpeg -i movie.mov -r 1 fooframes/frames%05d.jpg | |
# extract 1 frame for every second of the movie... | |
mkdir IIRframes; | |
let "frames=4243/2" | |
echo $frames | |
cp WSPC0001.JPG IIRframes/new.jpg | |
cd IIRframes | |
cp new.jpg middle.jpg | |
cp new.jpg last.jpg | |
counter=100000 | |
c2=100000 | |
for f in ../WSPC*.JPG; do | |
let "counter+=1" | |
let "c2+=1" | |
composite -blend 15 $f last.jpg -matte blend.jpg | |
cp blend.jpg outframe${counter:1}.jpg | |
cp blend.jpg last.jpg | |
# montage -geometry 480x360 ${DA}/$A$foo.jpg ${DA}/$A${foo2}.jpg ${DA}/$A${foo3}.jpg ${DA}/$A${foo4}.jpg ${WDIR}/4panel${counter:1}.jpg | |
echo $counter | |
done | |
pwd | |
ffmpeg -i outframe%5d.jpg -qscale 6 IIRfarm.mp4 |
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What does this do exactly? Is this good for aligning several photos to make a time lapse?