Stabilize video using ffmpeg

stabilize_video.sh

#!/bin/bash
ARG1=${1:-foo}
ARG2=${2:-bar}
IN_FILE=$1
SHAKINESS=${2:-8}
ACCURACY=${3:-9}
SMOOTHING=${4:-30}
ZOOM=${5:-1}
PREFIX=${6:-smooth.}

# https://www.epifocal.net/blog/video-stabilization-with-ffmpeg

ffmpeg -i $IN_FILE -vf vidstabdetect=stepsize=6:shakiness=$SHAKINESS:accuracy=$ACCURACY:result=$IN_FILE.transform_vectors.trf -f null -

ffmpeg -i $IN_FILE -vf vidstabtransform=input=$IN_FILE.transform_vectors.trf:zoom=$ZOOM:smoothing=$SMOOTHING,unsharp=5:5:0.8:3:3:0.4 -vcodec libx264 -preset slow -tune film -crf 18 -acodec copy $PREFIX$IN_FILE