From: Raphaƫl Gertz Date: Mon, 30 Jan 2023 15:24:53 +0000 (+0100) Subject: Add video packing script X-Git-Tag: 0.5 X-Git-Url: https://git.rapsys.eu/tools/commitdiff_plain Add video packing script --- diff --git a/vidpack b/vidpack new file mode 100755 index 0000000..8e07d68 --- /dev/null +++ b/vidpack @@ -0,0 +1,134 @@ +#! /bin/sh + +#Set temporary directory +tmpdir=/tmp/vidpack + +#Without temporary directory +if [ ! -d "$tmpdir" ]; then + #Create temporary directory or die + mkdir -p "$tmpdir" || exit 1; +fi + +#Set time as utc +export TZ="utc" + +#Iterate on each video in cur dir older than 1h +#for i in `find $docdir -maxdepth 1 -type f,l -name '*.mov' -o -name '*.mp4' -mmin +60`; do +#for i in `find . -maxdepth 1 -type f \( -name '*.mp4' -o -name '*.avi' -o -name '*.mpg' -o -name '*.mkv' \)`; do +find . -maxdepth 1 -type f \( -iname '*.mov' -o -iname '*.mp4' -o -iname '*.avi' -o -iname '*.mpg' -o -iname '*.mkv' \) -print0 | while read -d $'\0' i; do + #Set file date + fdate=$(date -u --rfc-3339=ns -r "$i" | perl -pne 's/\..*$/.000000Z/; s/ /T/'); + + #Without file content + if [ -s "$i" ]; then + #File must not be empty + continue; + fi + + #Without file date + if [ -z "$fdate" ]; then + #File date must exists + exit 1; + fi + + #Set name date + #XXX: may miss if filename don't match /^(.*[^0-9])?YYYYMMDD[^0-9]?HHMMSS([^0-9].*)?$/ + ndate=$(echo "$i" | perl -ne 'print if s/^(?:.*[^0-9])?([0-9]{4})([0-9]{2})([0-9]{2})(?:[^0-9])?([0-9]{2})([0-9]{2})([0-9]{2})(?:[^0-9].*)?$/\1-\2-\3T\4:\5:\6.000000Z/'); + + #Without name date + if [ -z "$ndate" ]; then + #Set name date + #XXX: catch when filename match only /^(.*[^0-9])?20YYMMDD([^0-9].*)?$/ + ndate=$(echo "$i" | perl -ne 'print if s/^(?:.*[^0-9])?(20[0-9]{2})([0-9]{2})([0-9]{2})(?:[^0-9].*)?$/\1-\2-\3T00:00:00.000000Z/'); + fi + + #Set create date + cdate=$(ffprobe -hide_banner -v error -show_entries format_tags=date,creation_time,com.apple.quicktime.creationdate -of default=nokey=1:noprint_wrappers=1 -i "$i" 2> /dev/null | perl -ne '$l = $_ unless /^$/; END { chomp $l; print $l }'); + + #Set best date + date=$(echo -e "$fdate\n$ndate\n$cdate" | perl -ne '$l = $_ unless /^(0000:00:00 00:00:00|)$/; END { chomp $l; print $l }'); + + #Set dest filename + dest="$(echo "$i" | perl -pne 's/\.(?:mp4|avi|mpg|mkv)$//').webm"; + + #Set passlog filename + passlog="$tmpdir/$(echo "$i" | perl -pne 's%(?:.*/)([^/]+)\.(?:mp4|avi|mpg|mkv)$%\1%;s% %_%g')"; + + #With passlog file + #if [ -f "$passlog-0.log" ]; then + # #Display error + # echo "Operation in progress: $passlog-0.log exists" + # + # #Exit with failure + # exit 1; + #fi + + #Set source rate + sourcerate=$(ffprobe -hide_banner -v quiet -select_streams v:0 -show_entries stream=bit_rate -of default=nokey=1:noprint_wrappers=1 "$i" | perl -ne 'chomp; print'); + + #Set bitrate + bitrate=256k + + #With sourcerate >= 5120k (1080p) + if [ $sourcerate -ge 5120000 ]; then + #Set bitrate + bitrate=5120k + #With sourcerate >= 2560k (720p) + elif [ $sourcerate -ge 2560000 ]; then + #Set bitrate + bitrate=2560k + #With sourcerate >= 1024k + elif [ $sourcerate -ge 1024000 ]; then + #Set bitrate + bitrate=1024k + #With sourcerate >= 512k + elif [ $sourcerate -ge 512000 ]; then + #Set bitrate + bitrate=512k + fi + + #With dest existing + if [ ! -f "$dest" ]; then + #Without passlog file + if [ ! -f "$passlog-0.log" ]; then + #First pass + #ffmpeg -i "$i" -v error -passlogfile "$passlog" -c:v libaom-av1 -b:v "$bitrate" -pass 1 -an -f null /dev/null < /dev/null; + ffmpeg -i "$i" -v error -passlogfile "$passlog" -c:v libvpx-vp9 -b:v "$bitrate" -pass 1 -an -f null /dev/null < /dev/null; + + #With first pass + if [ $? != 0 ]; then + #Skip to next run + continue; + fi + fi + + #With passlog file + if [ -f "$passlog-0.log" ]; then + #Second pass + #XXX: see http://wiki.webmproject.org/webm-metadata/global-metadata#TOC-Official-Tags + #ffmpeg -y -i "$i" -v error -passlogfile "$passlog" -c:v libaom-av1 -b:v "$bitrate" -pass 2 -pix_fmt yuv420p -c:a libopus -movflags +faststart -metadata creation_time="$date" -fflags +bitexact "$dest" < /dev/null; + ffmpeg -y -i "$i" -v error -passlogfile "$passlog" -c:v libvpx-vp9 -b:v "$bitrate" -pass 2 -pix_fmt yuv420p -c:a libopus -movflags +faststart -metadata creation_time="$date" -fflags +bitexact "$dest" < /dev/null; + + #With second pass pass + if [ $? = 0 ]; then + #With non empty dest file + #if [ -s "$dest" ]; then + # #Remove source file + # unlink "$i"; + #fi + + #With passlog file + if [ -f "$passlog-0.log" ]; then + #Remove passlog file + unlink "$passlog-0.log"; + fi + fi + fi + fi +done + +#Remove temporary directory +rmdir "$tmpdir" || true; + +#Exit with success +exit 0;