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some more optimizations to the script, so that stats actually do work again

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Nils Kneuper 2009-02-22 21:13:04 +00:00
parent 0cb77f53bf
commit c884748ec1
1 changed files with 26 additions and 3 deletions
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29
utils/wesnoth-optipng
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@ -62,6 +62,8 @@ user_int()
exit
}
# this part will *only* compress and not remove the temp files
# those have to be removed by calling get_statistics_and_delete_temp_files
optimize_imgfile()
{
current_file=${1}
@ -80,6 +82,19 @@ optimize_imgfile()
nice -n $2 advdef -z -3 ${1}.new > /dev/null
nice -n $2 advdef -z -2 ${1}.new > /dev/null
nice -n $2 advdef -z -1 ${1}.new > /dev/null
}
# gather statistics and remove the temp files
get_statistics_and_delete_temp_files()
{
current_file=${1}
if ! [ -e ${1} ]; then
echo "ERROR: image file ${1} not found"
return -1
fi
echo "* processing ${1} (nice = ${2})..."
if [ -e ${1} ] && [ -e ${1}.new ]; then
# Compare output size with original and print per-file statistics
@ -171,20 +186,28 @@ trap user_int HUP INT TERM
filelist=$(find -iname "*.png")
#work with a parallized joblist
# work with a parallized joblist
for f in $filelist
do
while [ $(jobs -rp | wc -l) -ge $max_number_threads ]
do
#max number of threads reached, wait for half a second...
# max number of threads reached, wait for half a second...
sleep 0.5
done
#when here, we can do our normal optimization run
optimize_imgfile $f $opti_nice &
done
#wait till all threads are done before going on in the script
# wait till all threads are done before going on in the script
wait
# collect statistics and remove temp files
# this is in a seperate part because the stats would not be correct when
# run with several threads
for f in $filelist
do
get_statistics_and_delete_temp_files $f $opti_nice
done
print_statistics
exit 0