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Update libpng to 1.6.50 (#1750)

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* Update libpng to 1.6.50

* Don't patch MinGW libpng APNG support

* Use current libpng repo URL
This commit is contained in:
Rangi
2025-07-16 19:00:51 -04:00
committed by GitHub
parent 776e37980b
commit 529989bde5
4 changed files with 7 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
.github/scripts/build_libpng.sh vendored
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@@ -1,13 +1,13 @@
#!/bin/bash
set -euo pipefail
pngver=1.6.45
pngver=1.6.50
## Grab sources and check them
curl -LOJ "http://prdownloads.sourceforge.net/libpng/libpng-$pngver.tar.xz?download"
# Brew doesn't provide any sha256sum, so we're making do with `sha2` instead.
if [ "$(sha2 -q -256 libpng-$pngver.tar.xz)" != 926485350139ffb51ef69760db35f78846c805fef3d59bfdcb2fba704663f370 ]; then
if [ "$(sha2 -q -256 libpng-$pngver.tar.xz)" != 4df396518620a7aa3651443e87d1b2862e4e88cad135a8b93423e01706232307 ]; then
sha2 -256 libpng-$pngver.tar.xz
echo Checksum mismatch! Aborting. >&2
exit 1

4
.github/scripts/get_win_deps.ps1 vendored
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@@ -16,8 +16,8 @@ function getlibrary ([string] $URI, [string] $filename, [string] $hash, [string]
}
getlibrary 'https://www.zlib.net/zlib131.zip' 'zlib.zip' '72af66d44fcc14c22013b46b814d5d2514673dda3d115e64b690c1ad636e7b17' .
getlibrary 'https://github.com/glennrp/libpng/archive/refs/tags/v1.6.45.zip' 'libpng.zip' '1b3d94b2f1d137db1bf1842cb9f03df179772a517f7b86e26351742190632785' .
getlibrary 'https://github.com/pnggroup/libpng/archive/refs/tags/v1.6.50.zip' 'libpng.zip' 'f6bb2544d2cf5465af3a695dee0b7eacff82f11a50aa4672ef0e19df6e16d455' .
getlibrary 'https://github.com/lexxmark/winflexbison/releases/download/v2.5.25/win_flex_bison-2.5.25.zip' 'winflexbison.zip' '8d324b62be33604b2c45ad1dd34ab93d722534448f55a16ca7292de32b6ac135' install_dir
Move-Item zlib-1.3.1 zlib
Move-Item libpng-1.6.45 libpng
Move-Item libpng-1.6.50 libpng

9
.github/scripts/mingw-w64-libpng-dev.sh vendored
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@@ -1,22 +1,17 @@
#!/bin/bash
set -euo pipefail
pngver=1.6.45
pngver=1.6.50
arch="$1"
## Grab sources and check them
wget http://downloads.sourceforge.net/project/libpng/libpng16/$pngver/libpng-$pngver.tar.xz
wget http://downloads.sourceforge.net/project/apng/libpng/libpng16/libpng-$pngver-apng.patch.gz
sha256sum -c .github/scripts/mingw-w64-libpng-dev.sha256sums
echo 4df396518620a7aa3651443e87d1b2862e4e88cad135a8b93423e01706232307 libpng-$pngver.tar.xz | sha256sum -c -
## Extract sources and patch them
tar -xf libpng-$pngver.tar.xz
gunzip libpng-$pngver-apng.patch.gz
# Patch in apng support
env -C libpng-$pngver patch -p0 ../libpng-$pngver-apng.patch
## Start building!

2
.github/scripts/mingw-w64-libpng-dev.sha256sums vendored
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@@ -1,2 +0,0 @@
f7caa3b55f003ce23d6a087b1c2a643262647bfd1a1b31afdc9b18eabf1bbc7e libpng-1.6.45-apng.patch.gz
926485350139ffb51ef69760db35f78846c805fef3d59bfdcb2fba704663f370 libpng-1.6.45.tar.xz