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#!/bin/sh
trap cleanup EXIT
ccf=/tmp/concatfile.
cleanup() { rm ${ccf}*; }
concat() {
outfile="output$i.mkv"
concatfile=$(mktemp ${ccf}XXXXXX)
dir="$(pwd)"
for video in $vidfiles; do
echo "file '$dir/$video'" >> $concatfile
done
cat $concatfile | sort > ${concatfile}_ # Sort concatfile so videos are ordered correctly
ffmpeg -v error -f concat -safe 0 -i ${concatfile}_ -c copy $outfile
}
for video in "$@"; do
codechash=$(ffprobe -v quiet -show_format -show_streams "$video" | \grep 'width\|height\|codec' | md5sum | cut -d' ' -f1)
[ -z "$prevhash" ] && prevhash=$codechash
if [ $prevhash = $codechash ]; then
vidfiles="$video${vidfiles:+ }$vidfiles"
else
[ -z "$i" ] && i=0
concat
vidfiles=""
i=$((i+1))
fi
done
concat
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