A script that will convert a regular video to a rotoscoped video. Requires autotrace, ffmpeg, imagemagick.

rotoscope.sh

#!/bin/bash
# rotoscope - auto rotoscope a video file with openSource Software on Linux
# needs ffmpeg, autotrace and ImageMagick
# usage: rotoscope videofile //will create videofile.rotoscoped.avi
# created by Honza Svasek : HonzaSvasek.nl
# edited by Joseph Riopelle finitelife[at]hotmail.com

set -x
export TMPDIR=/tmp/rotoscope$$
export FILM=$1
export CWDIR=$PWD
mkdir $TMPDIR; cd $TMPDIR
export AUDIO_CODEC=`ffprobe -v error -select_streams a:0 -show_entries stream=codec_name   -of default=noprint_wrappers=1:nokey=1 $CWDIR/$FILM`
ffmpeg -vn -i $CWDIR/$FILM -acodec copy audio.$AUDIO_CODEC
ffmpeg -an -i $CWDIR/$FILM %09d.bmp
export FILES=`ls -l *.bmp|wc -l`
for FILE in *.bmp; do
export COUNT=$(($COUNT+1))
echo -n -e "\r$((($COUNT*100)/$FILES))% done tracing [$FILE]..."
autotrace $FILE -output-format svg -color-count 20 -despeckle-level 20 -filter-iterations 4 -output-file ${FILE}.svg
#-color-count 10 -despeckle-level 20 -filter-iterations 10
# rm -f $FILE
# convert -density 300 -resize 1280x960 ${FILE}.svg $FILE
convert ${FILE}.svg $FILE
rm -f ${FILE}.svg
done
echo -e "\rDone! Successfully traced $FILES files."
ffmpeg -i audio.$AUDIO_CODEC -i %09d.bmp $CWDIR/$FILM.rotoscope.mp4
cd $CWDIR; 
rm -rf $TMPDIR
echo "Rotoscoped file created: $CWDIR/$FILM.rotoscoped.avi"
unset CWDIR TMPDIR FILM COUNT FILES