Raphaël G. Git Repositories - binary/blob - vidpack

   1 #! /bin/bash
   2
   3 #XXX: TODO: remove file ffmpeg2pass-1.log
   4
   5 # bitrate=2560k; for i in `find images/side_quests -type f -name "*.webm"`; do tmpdir=/tmp/vidpack; passlog="$tmpdir/$(echo $i | perl -pne 's%(?:.*/)([^/]+)\.(?:mov|mp4|webm)$%\1%')"; date=$(ffprobe -hide_banner -v quiet -show_entries format_tags=date,creation_time,com.apple.quicktime.creationdate -of default=nokey=1:noprint_wrappers=1 -i $i | perl -ne '$l = $_ unless /^$/; END { chomp $l; print $l }'); ffmpeg -i $i -v error -passlogfile $passlog.1080p -vf 'fps=30' -c:v libvpx-vp9 -b:v $bitrate -pass 1 -an -f null /dev/null < /dev/null; ffmpeg -y -i $i -v error -passlogfile $passlog.1080p -vf 'fps=30' -c:v libvpx-vp9 -b:v $bitrate -pass 2 -pix_fmt yuv420p -c:a libopus -movflags +faststart -metadata creation_time="$date" -fflags +bitexact $(echo $i | perl -pne 's/.[a-z]+$/.1080p.webm/') < /dev/null; done
   6
   7 # Brighten
   8 #XXX: ffplay -vf "curves=all='0/0 0.25/0.375 0.5/0.75 0.75/0.875 1/1'"
   9
  10 # Rescale to 720p
  11 #XXX: ffplay -vf scale=-1:720
  12
  13 #Set temporary directory
  14 tmpdir='/tmp/vidpack';
  15
  16 #Without temporary directory
  17 if [ ! -d "$tmpdir" ]; then
  18         #Create temporary directory or die
  19         mkdir -p "$tmpdir" || exit 1;
  20 fi
  21
  22 #Set time as utc
  23 export TZ=utc
  24
  25 #Iterate on each mov or mp4 in doc dir older than 1h
  26 #for i in `find $docdir -maxdepth 1 -type f,l -name '*.mov' -o -name '*.mp4' -o -name '*.webm' -mmin +60`; do
  27 #find . -type f \( -name 'p*.webm' -o -name 'n*.webm' \) -print0 | while read -d $'\0' i; do
  28 find . -type f -size +0 \( -name '*.mp4' -o -name '*.avi' -o -name '*.mpg' -o -name '*.mkv' -o -name '*.webm' -o -name '*.mov' -o -name '*.ogv' \) -print0 | while read -d $'\0' i; do
  29 #find . -type f -size +2G \( -name '*.mp4' -o -name '*.avi' -o -name '*.mpg' -o -name '*.mkv' -o -name '*.mov' -o -name '*.ogv' \) -print0 | while read -d $'\0' i; do
  30         #Set file date
  31         fdate=$(date -u --rfc-3339=ns -r "$i" | perl -pne 's/\..*$/.000000Z/; s/ /T/');
  32
  33         #Without file date
  34         if [ -z "$fdate" ]; then
  35                 #File date must exists
  36                 exit 1;
  37         fi
  38
  39         #Set create date
  40         cdate=$(ffprobe -hide_banner -v quiet -show_entries format_tags=date,creation_time,com.apple.quicktime.creationdate -of default=nokey=1:noprint_wrappers=1 -i "$i" | perl -ne '$l = $_ unless /^$/; END { chomp $l; print $l }');
  41
  42         #Set best date
  43         date=$(echo -e "$fdate\n$cdate" | perl -ne '$l = $_ unless /^(0000:00:00 00:00:00|)$/; END { chomp $l; print $l }');
  44
  45         #Set passlog filename
  46         passlog="$tmpdir/$(dirname "$i" | md5sum - | perl -pne 's/\s+-$//')_$(basename "$i")";
  47
  48         #With passlog lock file
  49         if [ -f "$passlog.lock" ]; then
  50                 #Display error
  51                 echo "Operation in progress: $passlog-0.log exists" 1>&2
  52
  53                 # Skip to next
  54                 continue;
  55                 #Exit with failure
  56                 #exit 0;
  57         fi
  58
  59         #Set location
  60         #XXX: see https://stackoverflow.com/questions/65231616/what-is-the-difference-between-location-and-location-eng-metadata-of-a-mp4-f
  61         #XXX: drop location name after /
  62         location=$(ffprobe -hide_banner -v quiet -show_entries format_tags=location,location-eng,com.apple.quicktime.location.ISO6709 -of default=nokey=1:noprint_wrappers=1 -i "$i" 2> /dev/null | perl -ne 's/\/.*$/\//g; $l = $_ unless /^$/; END { chomp $l; print $l }')
  63
  64         #With location
  65         if [ ! -z "$location" ]; then
  66                 #Replace with location arguments
  67                 location="-metadata location=\"$location\"";
  68         #Without location
  69         else
  70                 #Prevent empty location
  71                 location="";
  72         fi
  73
  74         #Set source rate
  75         sourcerate=$(ffprobe -hide_banner -v quiet -select_streams v:0 -show_entries format=bit_rate -of default=nokey=1:noprint_wrappers=1 "$i" | perl -ne 'chomp; print');
  76
  77         #Set bitrate
  78         bitrate=256k
  79
  80         ##With sourcerate >= 5120k (1080p)
  81         #if [ $sourcerate -ge 5120000 ]; then
  82         #       #Set bitrate
  83         #       bitrate=5120k
  84         ##With sourcerate >= 2560k (720p)
  85         #elif [ $sourcerate -ge 2560000 ]; then
  86         if [ $sourcerate -ge 2560000 ]; then
  87                 #Set bitrate
  88                 bitrate=2560k
  89         #With sourcerate >= 1024k
  90         elif [ $sourcerate -ge 1024000 ]; then
  91                 #Set bitrate
  92                 bitrate=1024k
  93         #With sourcerate >= 512k
  94         elif [ $sourcerate -ge 512000 ]; then
  95                 #Set bitrate
  96                 bitrate=512k
  97         fi
  98
  99         #Set source fps
 100         sourcefps=$(ffprobe -hide_banner -v quiet -select_streams v:0 -show_entries stream=r_frame_rate -of default=noprint_wrappers=1:nokey=1 -i "$i" | perl -pne 'use POSIX qw(ceil); if (/^([0-9]+)\/([0-9]+)$/) { print ceil($1/$2); } elsif (/^([0-9]+)$/) { print ceil($1); }; undef $_;');
 101
 102         #Set filters
 103         filters=()
 104
 105         #Set fps
 106         fps=24
 107
 108         #With sourcefps > 59
 109         if [ $sourcefps -gt 59 ]; then
 110                 #Set fps
 111                 fps=30
 112         #With sourcefps > 49
 113         elif [ $sourcefps -gt 49 ]; then
 114                 #Set fps
 115                 fps=25
 116         #With sourcefps > 47
 117         elif [ $sourcefps -gt 47 ]; then
 118                 #Set fps
 119                 fps=24
 120         #With sourcefps > 29
 121         elif [ $sourcefps -gt 29 ]; then
 122                 #Set fps
 123                 fps=30
 124         #With sourcefps > 24
 125         elif [ $sourcefps -gt 24 ]; then
 126                 #Set fps
 127                 fps=25
 128         fi
 129
 130         #Add filter
 131         filters+=("fps='$fps'")
 132
 133         #Set source height
 134         sourceheight=$(ffprobe -hide_banner -v quiet -select_streams v:0 -show_entries stream=height -of default=nokey=1:noprint_wrappers=1 -i "$i" | perl -ne 'chomp; print')
 135
 136         #With sourceheight > 1080
 137         if [ $sourceheight -gt 1080 ]; then
 138                 #Add filter
 139                 filters+=("scale='-1:1080'")
 140         fi
 141
 142         #Set filter
 143         filter=""
 144
 145         #With filters
 146         if [ ${#filters[@]} -gt 0 ]; then
 147                 #Set filter
 148                 filter=$(IFS=,; echo "-vf ${filters[*]}");
 149         fi
 150
 151         #With existing dest file
 152         if [ ! -f "$i.vp" ]; then
 153                 #Create passlog lock file
 154                 touch "$passlog.lock"
 155
 156                 #First pass
 157                 ffmpeg -i "$i" -v error -passlogfile "$passlog" $filter -c:v libvpx-vp9 -b:v $bitrate -pass 1 -an -f null /dev/null < /dev/null;
 158
 159                 #With first pass
 160                 if [ $? = 0 ]; then
 161                         #Second pass
 162                         ffmpeg -y -i "$i" -v error -passlogfile "$passlog" $filter -c:v libvpx-vp9 -b:v $bitrate -pass 2 -pix_fmt yuv420p -c:a libopus -movflags +faststart -metadata creation_time="$date" $location -fflags +bitexact -f webm "$i.vp" < /dev/null;
 163                 fi
 164
 165                 #With passlog file
 166                 if [ -f "$passlog-0.log" ]; then
 167                         #Remove passlog file
 168                         unlink "$passlog-0.log";
 169                 fi
 170
 171                 #With passlog lock file
 172                 if [ -f "$passlog.lock" ]; then
 173                         #Remove passlog lock file
 174                         unlink "$passlog.lock";
 175                 fi
 176         fi
 177 done
 178
 179 #Remove temporary directory
 180 rmdir "$tmpdir" || true;
 181
 182 #Exit with success
 183 exit 0;