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leaftest
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Use SSIM based downscaling when the program is available, else use convert

This commit is contained in:
Hybrid Dog 2018-02-28 20:03:24 +01:00 committed by est31
parent ff970a8687
commit 89cd4b5a91
2 changed files with 19 additions and 1 deletions
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5
README.md
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@ -27,6 +27,11 @@ Get a clone:
git clone --recursive https://github.com/est31/leaftest.git git clone --recursive https://github.com/est31/leaftest.git
``` ```
Compile the downscaler:
```
(cd downscaling && sh compile.sh)
```
To start the mapping, do: To start the mapping, do:
``` ```
MAPPERDIR=dir/containing/minetestmapper ./mapper.sh path/to/world spawnx,spawny dimension MAPPERDIR=dir/containing/minetestmapper ./mapper.sh path/to/world spawnx,spawny dimension

15
mapper.sh
View File

@ -16,6 +16,19 @@ if [ ! -f $mapperpath ]; then
exit 1 exit 1
fi fi
if [ -f downscaling/perc ]; then
echo "Using SSIM based downscaling"
downscale() {
downscaling/perc 2 < $1 > ${1}_small
mv -f ${1}_small $1
}
else
echo "Using downscaling provided by imagemagick"
downscale() {
convert $1 -resize 50% $1
}
fi
if [ -z "$JOBNUM" ]; then if [ -z "$JOBNUM" ]; then
JOBNUM=1 JOBNUM=1
fi fi
@ -111,7 +124,7 @@ do
echo "montage exited with non zero exit code, aborting." echo "montage exited with non zero exit code, aborting."
exit 1 exit 1
fi fi
convert $dir/map_${x}_${y}.png -resize 50% $dir/map_${x}_${y}.png \ downscale $dir/map_${x}_${y}.png \
2> >(>&2 prefix "[SHRINK $zlv/map_${x}_${y}.png ERR]: ") | prefix "[SHRINK $zlv/map_${x}_${y}.png]: " 2> >(>&2 prefix "[SHRINK $zlv/map_${x}_${y}.png ERR]: ") | prefix "[SHRINK $zlv/map_${x}_${y}.png]: "
if [ ${PIPESTATUS[0]} -ne 0 ]; then if [ ${PIPESTATUS[0]} -ne 0 ]; then
echo "shrinking exited with non zero exit code, aborting." echo "shrinking exited with non zero exit code, aborting."