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 : ${git_src_repo:=}
  16
  17 me=$0
  18 case "$me" in
  19         */*)
  20                 meprefix=${me%/*}/
  21                 ;;
  22         *)
  23                 meprefix=
  24                 ;;
  25 esac
  26
  27 tmpdir=`mktemp -d -t cached-converter.XXXXXX`
  28 trap 'exit 1' INT
  29 trap 'rm -rf "$tmpdir"' EXIT
  30
  31 lastinfiles=
  32 lastinfileshash=
  33 cached()
  34 {
  35         flag=$1; shift
  36         method=$1; shift
  37         infile1=$1; shift
  38         infile2=$1; shift
  39         outfile1=$1; shift
  40         outfile2=$1; shift
  41         if ! $flag; then
  42                 return 0
  43         fi
  44         sleep 0.25
  45         if [ x"$infile1" = x"$outfile1" ]; then
  46                 keep=true
  47         fi
  48         options=`echo "$*" | git hash-object --stdin`
  49         if [ x"$infile1/../$infile2" = x"$lastinfiles" ]; then
  50                 sum=$lastinfileshash
  51         else
  52                 if [ -n "$git_src_repo" ]; then
  53                         sum=`( cd "$git_src_repo"; git rev-parse --revs-only HEAD:"${infile1#./}" | grep . ) || git hash-object "$infile1"`
  54                         if [ -n "$infile2" ]; then
  55                                 sum=$sum`( cd "$git_src_repo"; git rev-parse --revs-only HEAD:"${infile2#./}" | grep . ) || git hash-object "$infile2"`
  56                         fi
  57                 else
  58                         sum=`git hash-object "$infile1"`
  59                         if [ -n "$infile2" ]; then
  60                                 sum=$sum`git hash-object "$infile2"`
  61                         fi
  62                 fi
  63                 lastinfileshash=$sum
  64         fi
  65         mkdir -p "$CACHEDIR/$method-$options"
  66         name1="$CACHEDIR/$method-$options/$sum-1.${outfile1##*.}"
  67         [ -z "$outfile2" ] || name2="$CACHEDIR/$method-$options/$sum-2.${outfile2##*.}"
  68         tempfile1="${name1%/*}/new-${name1##*/}"
  69         [ -z "$outfile2" ] || tempfile2="${name2%/*}/new-${name2##*/}"
  70         if [ -f "$name1" ] && { [ -z "$outfile2" ] || [ -f "$name2" ]; }; then
  71                 case "$outfile1" in */*) mkdir -p "${outfile1%/*}"; esac && { ln "$name1" "$outfile1" 2>/dev/null || cp "$name1" "$outfile1"; }
  72                 [ -z "$outfile2" ] || { case "$outfile2" in */*) mkdir -p "${outfile2%/*}"; esac && { ln "$name2" "$outfile2" 2>/dev/null || cp "$name2" "$outfile2"; }; }
  73                 conv=true
  74         elif "$method" "$infile1" "$infile2" "$tempfile1" "$tempfile2" "$@"; then
  75                 mv "$tempfile1" "$name1"
  76                 [ -z "$outfile2" ] || mv "$tempfile2" "$name2"
  77                 case "$outfile1" in */*) mkdir -p "${outfile1%/*}"; esac && { ln "$name1" "$outfile1" 2>/dev/null || cp "$name1" "$outfile1"; }
  78                 [ -z "$outfile2" ] || { case "$outfile2" in */*) mkdir -p "${outfile2%/*}"; esac && { ln "$name2" "$outfile2" 2>/dev/null || cp "$name2" "$outfile2"; }; }
  79                 conv=true
  80         else
  81                 rm -f "$tempfile1"
  82                 rm -f "$tempfile2"
  83                 exit 1
  84         fi
  85 }
  86
  87 reduce_jpeg2_dds()
  88 {
  89         i=$1; shift
  90         ia=$1; shift
  91         o=$1; shift; shift
  92         convert "$i" "$ia" -compose CopyOpacity -composite "$tmpdir/x.tga" && \
  93         "$meprefix"compress-texture "$dds_tool" dxt5 "$tmpdir/x.tga" "$o" $1
  94 }
  95
  96 reduce_jpeg2_jpeg2()
  97 {
  98         i=$1; shift
  99         ia=$1; shift
 100         o=$1; shift
 101         oa=$1; shift
 102         cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o" && \
 103         cp "$ia" "$oa" && jpegoptim --strip-all -m"$2" "$oa"
 104 }
 105
 106 reduce_jpeg_jpeg()
 107 {
 108         i=$1; shift; shift
 109         o=$1; shift; shift
 110         cp "$i" "$o" && jpegoptim --strip-all -m"$1" "$o"
 111 }
 112
 113 reduce_ogg_ogg()
 114 {
 115         i=$1; shift; shift
 116         o=$1; shift; shift
 117         tags=`vorbiscomment -R -l "$i" || true`
 118         oggdec -o "$tmpdir/x.wav" "$i" && \
 119         oggenc -q"$1" -o "$o" "$tmpdir/x.wav"
 120         echo "$tags" | vorbiscomment -R -w "$o" || true
 121 }
 122
 123 reduce_wav_ogg()
 124 {
 125         i=$1; shift; shift
 126         o=$1; shift; shift
 127         oggenc -q"$1" -o "$o" "$i"
 128 }
 129
 130 reduce_rgba_dds()
 131 {
 132         i=$1; shift; shift
 133         o=$1; shift; shift
 134         convert "$i" "$tmpdir/x.tga" && \
 135         "$meprefix"compress-texture "$dds_tool" dxt5 "$tmpdir/x.tga" "$o" $1
 136 }
 137
 138 reduce_rgba_jpeg2()
 139 {
 140         i=$1; shift; shift
 141         o=$1; shift
 142         oa=$1; shift
 143         convert "$i" -alpha off     -quality 100 "$o" && \
 144         convert "$i" -alpha extract -quality 100 "$oa" && \
 145         jpegoptim --strip-all -m"$1" "$o" && \
 146         jpegoptim --strip-all -m"$2" "$oa"
 147 }
 148
 149 reduce_rgb_dds()
 150 {
 151         i=$1; shift; shift
 152         o=$1; shift; shift
 153         convert "$i" "$tmpdir/x.tga" && \
 154         "$meprefix"compress-texture "$dds_tool" dxt1 "$tmpdir/x.tga" "$o" $1
 155 }
 156
 157 reduce_rgb_jpeg()
 158 {
 159         i=$1; shift; shift
 160         o=$1; shift; shift
 161         convert "$i" "$o" && \
 162         jpegoptim --strip-all -m"$1" "$o"
 163 }
 164
 165 has_alpha()
 166 {
 167         i=$1; shift; shift
 168         o=$1; shift; shift
 169         if convert "$F" -depth 16 RGBA:- | perl -e 'while(read STDIN, $_, 8) { substr($_, 6, 2) eq "\xFF\xFF" or exit 1; } exit 0;'; then
 170                 # no alpha
 171                 : > "$o"
 172         else
 173                 # has alpha
 174                 echo yes > "$o"
 175         fi
 176 }
 177
 178 to_delete=
 179 for F in "$@"; do
 180         f=${F%.*}
 181
 182         echo >&2 "Handling $F..."
 183         conv=false
 184         keep=false
 185
 186         will_jpeg=$do_jpeg
 187         will_dds=$do_dds
 188         case "$f" in
 189                 *_bump) will_dds=false ;;
 190                 ./models/player/*) will_dds=false ;;
 191                 ./models/sprites/*) will_dds=false ;;
 192                 ./textures/*) ;;
 193                 ./models/*) ;;
 194                 ./particles/*) ;;
 195                 ./progs/*) ;;
 196                 *)
 197                         # we can't DDS compress the 2D textures, sorry
 198                         # but JPEG is still fine
 199                         will_dds=false
 200                         ;;
 201         esac
 202
 203         if $do_jpeg_if_not_dds; then
 204                 if $will_dds; then
 205                         will_jpeg=false
 206                 else
 207                         will_jpeg=true
 208                 fi
 209         fi
 210
 211         case "$F" in
 212                 *_alpha.jpg)
 213                         # handle in *.jpg case
 214
 215                         # they always got converted, I assume
 216                         if $will_dds || $will_jpeg; then
 217                                 conv=true
 218                         fi
 219                         keep=$will_jpeg
 220                         ;;
 221                 *.jpg)
 222                         if [ -f "${f}_alpha.jpg" ]; then
 223                                 cached "$will_dds"  reduce_jpeg2_dds   "$F" "${f}_alpha.jpg" "dds/${f}.dds" ""               "$dds_flags"
 224                                 cached "$will_jpeg" reduce_jpeg2_jpeg2 "$F" "${f}_alpha.jpg" "$F"           "${f}_alpha.jpg" "$jpeg_qual_rgb" "$jpeg_qual_a"
 225                         else
 226                                 cached "$will_dds"  reduce_rgb_dds     "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 227                                 cached "$will_jpeg" reduce_jpeg_jpeg   "$F" ""               "$F"           ""               "$jpeg_qual_rgb"
 228                         fi
 229                         ;;
 230                 *.png|*.tga)
 231                         cached true has_alpha "$F" "" "$F.hasalpha" ""
 232                         conv=false
 233                         if [ -s "$F.hasalpha" ]; then
 234                                 cached "$will_dds"  reduce_rgba_dds    "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 235                                 cached "$will_jpeg" reduce_rgba_jpeg2  "$F" ""               "${f}.jpg"     "${f}_alpha.jpg" "$jpeg_qual_rgb" "$jpeg_qual_a"
 236                         else
 237                                 cached "$will_dds"  reduce_rgb_dds     "$F" ""               "dds/${f}.dds" ""               "$dds_flags"
 238                                 cached "$will_jpeg" reduce_rgb_jpeg    "$F" ""               "${f}.jpg"     ""               "$jpeg_qual_rgb"
 239                         fi
 240                         rm -f "$F.hasalpha"
 241                         ;;
 242                 *.ogg)
 243                         cached "$do_ogg" reduce_ogg_ogg "$F" "" "$F" "" "$ogg_qual"
 244                         ;;
 245                 *.wav)
 246                         cached "$do_ogg" reduce_wav_ogg "$F" "" "$F" "" "$ogg_qual"
 247                         ;;
 248         esac
 249         if $del_src; then
 250                 if $conv; then
 251                         if ! $keep; then
 252                                 # FIXME can't have spaces in filenames that way
 253                                 to_delete="$to_delete $F"
 254                         fi
 255                 fi
 256         fi
 257         # fix up DDS paths by a symbolic link
 258         if [ -f "dds/${f}.dds" ]; then
 259                 if [ -z "${f##./textures/*}" ]; then
 260                         if [ -n "${f##./textures/*/*}" ]; then
 261                                 ln -snf "textures/${f#./textures/}.dds" "dds/${f#./textures/}.dds"
 262                         fi
 263                 fi
 264         fi
 265 done
 266 for F in $to_delete; do
 267         rm -f "$F"
 268 done