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comcut: add support for non-TS compatible video codecs #52

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comcut: add support for non-TS compatible video codecs #52

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44 changes: 39 additions & 5 deletions comcut
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,26 @@ if [ ! -f "$edlfile" ]; then
$comskipPath $comskipoutput --ini="$comskipini" "$infile"
fi

videocodec=$($ffmpegPath -hide_banner -nostdin -i "$infile" 2>&1 \
| grep "Video:" | sed 's/.*Video: //' | awk '{print $1}' | tr -d ',')

echo "Detected video codec: $videocodec"

ts_compatible=false
case "$videocodec" in
h264|hevc|mpeg2video|mpeg1video|mpeg4)
ts_compatible=true
;;
esac

if $ts_compatible; then
tempext="ts"
echo "Using MPEG-TS intermediate format"
else
tempext="mkv"
echo "Using MKV intermediate format (codec '$videocodec' not TS-compatible)"
fi

start=0
i=0
hascommercials=false
Expand Down Expand Up @@ -170,15 +190,17 @@ do
echo END=`echo "$end $totalcutduration" | awk '{printf "%i", ($1 - $2) * 1000}'` >> "$metafile"
echo "title=Chapter $i" >> "$metafile"

chapterfile="${infile%.*}.part-$i.ts"
chapterfile="${infile%.*}.part-$i.$tempext"

if [[ ! -z "$workdir" ]]; then
chapterfile=`basename "$chapterfile"`
chapterfile="$workdir$chapterfile"
fi

tempfiles+=("$chapterfile")
concat="$concat|$chapterfile"
if $ts_compatible; then
concat="$concat|$chapterfile"
fi

duration=`echo "$end" "$start" | awk '{printf "%f", $1 - $2}'`
$ffmpegPath -hide_banner -loglevel error -nostdin -i "$infile" -ss "$start" -t "$duration" -c copy -y "$chapterfile"
Expand All @@ -205,21 +227,33 @@ if $hascommercials ; then
echo END=`echo "$end $totalcutduration" | awk '{printf "%i", ($1 - $2) * 1000}'` >> "$metafile"
echo "title=Chapter $i" >> "$metafile"

chapterfile="${infile%.*}.part-$i.ts"
chapterfile="${infile%.*}.part-$i.$tempext"

if [[ ! -z "$workdir" ]]; then
chapterfile=`basename "$chapterfile"`
chapterfile="$workdir$chapterfile"
fi

tempfiles+=("$chapterfile")
concat="$concat|$chapterfile"
if $ts_compatible; then
concat="$concat|$chapterfile"
fi

duration=`echo "$end" "$start" | awk '{printf "%f", $1 - $2}'`
$ffmpegPath -hide_banner -loglevel error -nostdin -i "$infile" -ss "$start" -t "$duration" -c copy -y "$chapterfile"
fi

$ffmpegPath -hide_banner -loglevel error -nostdin -i "$metafile" -i "concat:${concat:1}" -c copy -map_metadata 0 -y "$outfile"
if $ts_compatible; then
$ffmpegPath -hide_banner -loglevel error -nostdin -i "$metafile" -i "concat:${concat:1}" -c copy -map_metadata 0 -y "$outfile"
else
filelistfile="${infile%.*}.filelist.txt"
printf "file '%s'\n" "${tempfiles[@]}" > "$filelistfile"
$ffmpegPath -hide_banner -loglevel error -nostdin \
-f concat -safe 0 -i "$filelistfile" \
-i "$metafile" \
-map 0 -map_metadata 1 -c copy -y "$outfile"
rm "$filelistfile"
fi
fi

for i in "${tempfiles[@]}"
Expand Down