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[libpng15] Fixes for multiple calls to png_read_update_info.

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These fixes attend to most of the errors revealed in pngvalid, however doing
the gamma work twice results in inaccuracies that can't be easily fixed.
There is now a warning in the code if this is going to happen.
This commit is contained in:
John Bowler
2011-10-14 18:19:47 -05:00
committed by Glenn Randers-Pehrson
parent 5c1905caae
commit 07772cba07
10 changed files with 130 additions and 78 deletions
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6
test-pngvalid-full.sh
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@@ -9,11 +9,11 @@ echo "============ pngvalid-full.sh ==============" >> pngtest-log.txt
echo "Running test-pngvalid-full.sh"
for gamma in threshold transform sbit 16-to-8 background alpha-mode "transform --expand16" "background --expand16" "alpha-mode --expand16"
do
if ./pngvalid --gamma-$gamma >> pngtest-log.txt 2>&1
if ./pngvalid "$@" --gamma-$gamma >> pngtest-log.txt 2>&1
then
echo " PASS:" pngvalid "--gamma-$gamma"
echo " PASS: pngvalid" "$@" "--gamma-$gamma"
else
echo " FAIL:" pngvalid "--gamma-$gamma"
echo " FAIL: pngvalid" "$@" "--gamma-$gamma"
err=1
fi
done