misc/tools/cached-converter.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 : ${CACHEDIR:=$HOME/.xonotic-cached-converter}
   6 : ${do_jpeg:=true}
   7 : ${do_jpeg_if_not_dds:=false}
   8 : ${jpeg_qual_rgb:=95}
   9 : ${jpeg_qual_a:=99}
  10 : ${do_dds:=true}
  11 : ${dds_tool:=compressonator-dxtc}
  12 : ${do_ogg:=false}
  13 : ${ogg_qual:=1}
  14 : ${del_src:=false}
  15
  16 me=$0
  17 case "$me" in
  18         */*)
  19                 meprefix=${me%/*}/
  20                 ;;
  21         *)
  22                 meprefix=
  23                 ;;
  24 esac
  25
  26 tmpdir=`mktemp -d -t cached-converter.XXXXXX`
  27 trap 'exit 1' INT
  28 trap 'rm -rf "$tmpdir"' EXIT
  29
  30 lastinfiles=
  31 lastinfileshash=
  32 cached()
  33 {
  34         flag=$1; shift
  35         method=$1; shift
  36         infile1=$1; shift
  37         infile2=$1; shift
  38         outfile1=$1; shift
  39         outfile2=$1; shift
  40         if ! $flag; then
  41                 return 0
  42         fi
  43         if [ x"$infile1" = x"$outfile1" ]; then
  44                 keep=true
  45         fi
  46         options=`echo "$*" | git hash-object --stdin`
  47         if [ x"$infile1/../$infile2" = x"$lastinfiles" ]; then
  48                 sum=$lastinfileshash
  49         else
  50                 sum=`git hash-object "$infile1"`
  51                 if [ -n "$infile2" ]; then
  52                         sum=$sum`git hash-object "$infile2"`
  53                 fi
  54                 lastinfileshash=$sum
  55         fi
  56         mkdir -p "$CACHEDIR/$method-$options"
  57         name1="$CACHEDIR/$method-$options/$sum-1.${outfile1##*.}"
  58         [ -z "$outfile2" ] || name2="$CACHEDIR/$method-$options/$sum-2.${outfile2##*.}"
  59         tempfile1="${name1%/*}/new-${name1##*/}"
  60         [ -z "$outfile2" ] || tempfile2="${name2%/*}/new-${name2##*/}"
  61         if [ -f "$name1" ] && { [ -z "$outfile2" ] || [ -f "$name2" ]; }; then
  62                 case "$outfile1" in */*) mkdir -p "${outfile1%/*}"; esac && { ln "$name1" "$outfile1" 2>/dev/null || cp "$name1" "$outfile1"; }
  63                 [ -z "$outfile2" ] || { case "$outfile2" in */*) mkdir -p "${outfile2%/*}"; esac && { ln "$name2" "$outfile2" 2>/dev/null || cp "$name2" "$outfile2"; }; }
  64                 conv=true
  65         elif "$method" "$infile1" "$infile2" "$tempfile1" "$tempfile2" "$@"; then
  66                 mv "$tempfile1" "$name1"
  67                 [ -z "$outfile2" ] || mv "$tempfile2" "$name2"
  68                 case "$outfile1" in */*) mkdir -p "${outfile1%/*}"; esac && { ln "$name1" "$outfile1" 2>/dev/null || cp "$name1" "$outfile1"; }
  69                 [ -z "$outfile2" ] || { case "$outfile2" in */*) mkdir -p "${outfile2%/*}"; esac && { ln "$name2" "$outfile2" 2>/dev/null || cp "$name2" "$outfile2"; }; }
  70                 conv=true
  71         else
  72                 rm -f "$tempfile1"
  73                 rm -f "$tempfile2"
  74                 exit 1
  75         fi
  76 }
  77
  78 reduce_jpeg2_dds()
  79 {
  80         i=$1; shift
  81         ia=$1; shift
  82         o=$1; shift; shift
  83         convert "$i" "$ia" -compose CopyOpacity -composite "$tmpdir/x.tga" && \
  84         "$meprefix"compress-texture "$dds_tool" dxt5 "$tmpdir/x.tga" "$o" $1
  85 }
  86
  87 reduce_jpeg2_jpeg2()
  88 {
  89         i=$1; shift
  90         ia=$1; shift
  91         o=$1; shift
  92         oa=$1; shift
  93         cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o" && \
  94         cp "$ia" "$oa" && jpegoptim --strip-all -m"$2" "$oa"
  95 }
  96
  97 reduce_jpeg_jpeg()
  98 {
  99         i=$1; shift; shift
 100         o=$1; shift; shift
 101         cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o"
 102 }
 103
 104 reduce_ogg_ogg()
 105 {
 106         i=$1; shift; shift
 107         o=$1; shift; shift
 108         tags=`vorbiscomment -R -l "$i"`
 109         oggdec -o "$tmpdir/x.wav" "$i" && \
 110         oggenc -q"$1" -o "$o" "$tmpdir/x.wav"
 111         echo "$tags" | vorbiscomment -R -w "$o"
 112 }
 113
 114 reduce_wav_ogg()
 115 {
 116         i=$1; shift; shift
 117         o=$1; shift; shift
 118         oggenc -q"$1" -o "$o" "$i"
 119 }
 120
 121 reduce_rgba_dds()
 122 {
 123         i=$1; shift; shift
 124         o=$1; shift; shift
 125         convert "$i" "$tmpdir/x.tga" && \
 126         "$meprefix"compress-texture "$dds_tool" dxt5 "$tmpdir/x.tga" "$o" $1
 127 }
 128
 129 reduce_rgba_jpeg2()
 130 {
 131         i=$1; shift; shift
 132         o=$1; shift
 133         oa=$1; shift
 134         convert "$i" -alpha off     -quality 100 "$o" && \
 135         convert "$i" -alpha extract -quality 100 "$oa" && \
 136         jpegoptim --strip-all -m"$1" "$o" && \
 137         jpegoptim --strip-all -m"$2" "$oa"
 138 }
 139
 140 reduce_rgb_dds()
 141 {
 142         i=$1; shift; shift
 143         o=$1; shift; shift
 144         convert "$i" "$tmpdir/x.tga" && \
 145         "$meprefix"compress-texture "$dds_tool" dxt1 "$tmpdir/x.tga" "$o" $1
 146 }
 147
 148 reduce_rgb_jpeg()
 149 {
 150         i=$1; shift; shift
 151         o=$1; shift; shift
 152         convert "$i" "$o" && \
 153         jpegoptim --strip-all -m"$1" "$o"
 154 }
 155
 156 has_alpha()
 157 {
 158         i=$1; shift; shift
 159         o=$1; shift; shift
 160         if convert "$F" -depth 16 RGBA:- | perl -e 'while(read STDIN, $_, 8) { substr($_, 6, 2) eq "\xFF\xFF" or exit 1; } exit 0;'; then
 161                 # no alpha
 162                 : > "$o"
 163         else
 164                 # has alpha
 165                 echo yes > "$o"
 166         fi
 167 }
 168
 169 to_delete=
 170 for F in "$@"; do
 171         f=${F%.*}
 172
 173         echo >&2 "Handling $F..."
 174         conv=false
 175         keep=false
 176
 177         will_jpeg=$do_jpeg
 178         will_dds=$do_dds
 179         case "$f" in
 180                 *_bump) will_dds=false ;;
 181                 ./models/player/*) will_dds=false ;;
 182                 ./models/sprites/*) will_dds=false ;;
 183                 ./textures/*) ;;
 184                 ./models/*) ;;
 185                 ./particles/*) ;;
 186                 ./progs/*) ;;
 187                 *)
 188                         # we can't DDS compress the 2D textures, sorry
 189                         # but JPEG is still fine
 190                         will_dds=false
 191                         ;;
 192         esac
 193
 194         if $do_jpeg_if_not_dds; then
 195                 if $will_dds; then
 196                         will_jpeg=false
 197                 else
 198                         will_jpeg=true
 199                 fi
 200         fi
 201
 202         case "$F" in
 203                 *_alpha.jpg)
 204                         # handle in *.jpg case
 205
 206                         # they always got converted, I assume
 207                         if $will_dds || $will_jpeg; then
 208                                 conv=true
 209                         fi
 210                         keep=$will_jpeg
 211                         ;;
 212                 *.jpg)
 213                         if [ -f "${f}_alpha.jpg" ]; then
 214                                 cached "$will_dds"  reduce_jpeg2_dds   "$F" "${f}_alpha.jpg" "dds/${f}.dds" ""               "$dds_flags"
 215                                 cached "$will_jpeg" reduce_jpeg2_jpeg2 "$F" "${f}_alpha.jpg" "$F"           "${f}_alpha.jpg" "$jpeg_qual_rgb" "$jpeg_qual_a"
 216                         else
 217                                 cached "$will_dds"  reduce_rgb_dds     "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 218                                 cached "$will_jpeg" reduce_jpeg_jpeg   "$F" ""               "$F"           ""               "$jpeg_qual_rgb"
 219                         fi
 220                         ;;
 221                 *.png|*.tga)
 222                         cached true has_alpha "$F" "" "$F.hasalpha" ""
 223                         conv=false
 224                         if [ -s "$F.hasalpha" ]; then
 225                                 cached "$will_dds"  reduce_rgba_dds    "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 226                                 cached "$will_jpeg" reduce_rgba_jpeg2  "$F" ""               "${f}.jpg"     "${f}_alpha.jpg" "$jpeg_qual_rgb" "$jpeg_qual_a"
 227                         else
 228                                 cached "$will_dds"  reduce_rgb_dds     "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 229                                 cached "$will_jpeg" reduce_rgb_jpeg    "$F" ""               "${f}.jpg"     ""               "$jpeg_qual_rgb"
 230                         fi
 231                         rm -f "$F.hasalpha"
 232                         ;;
 233                 *.ogg)
 234                         cached "$do_ogg" reduce_ogg_ogg "$F" "" "$F" "" "$ogg_qual"
 235                         ;;
 236                 *.wav)
 237                         cached "$do_ogg" reduce_wav_ogg "$F" "" "$F" "" "$ogg_qual"
 238                         ;;
 239         esac
 240         if $del_src; then
 241                 if $conv; then
 242                         if ! $keep; then
 243                                 # FIXME can't have spaces in filenames that way
 244                                 to_delete="$to_delete $F"
 245                         fi
 246                 fi
 247         fi
 248         # fix up DDS paths by a symbolic link
 249         if [ -f "dds/${f}.dds" ]; then
 250                 if [ -z "${f##./textures/*}" ]; then
 251                         if [ -n "${f##./textures/*/*}" ]; then
 252                                 ln -snf "textures/${f#./textures/}.dds" "dds/${f#./textures/}.dds"
 253                         fi
 254                 fi
 255         fi
 256 done
 257 for F in $to_delete; do
 258         rm -f "$F"
 259 done