windows-amd64-prebuilt-libr.../vcpkg/ports/freeimage/use-external-png-zlib.patch
2020-10-10 14:36:42 +02:00

41 lines
1.5 KiB
Diff

diff --git a/Source/FreeImage/PluginPNG.cpp b/Source/FreeImage/PluginPNG.cpp
index ba2ef17..c3c5cd6 100644
--- a/Source/FreeImage/PluginPNG.cpp
+++ b/Source/FreeImage/PluginPNG.cpp
@@ -40,8 +40,8 @@
// ----------------------------------------------------------
-#include "../ZLib/zlib.h"
-#include "../LibPNG/png.h"
+#include <zlib.h>
+#include <libpng16/png.h>
// ----------------------------------------------------------
diff --git a/Source/FreeImage/ZLibInterface.cpp b/Source/FreeImage/ZLibInterface.cpp
index 3ab6d32..725618b 100644
--- a/Source/FreeImage/ZLibInterface.cpp
+++ b/Source/FreeImage/ZLibInterface.cpp
@@ -19,10 +19,9 @@
// Use at your own risk!
// ==========================================================
-#include "../ZLib/zlib.h"
+#include <zlib.h>
#include "FreeImage.h"
#include "Utilities.h"
-#include "../ZLib/zutil.h" /* must be the last header because of error C3163 in VS2008 (_vsnprintf defined in stdio.h) */
/**
Compresses a source buffer into a target buffer, using the ZLib library.
@@ -115,7 +114,7 @@ FreeImage_ZLibGZip(BYTE *target, DWORD target_size, BYTE *source, DWORD source_s
return 0;
case Z_OK: {
// patch header, setup crc and length (stolen from mod_trace_output)
- BYTE *p = target + 8; *p++ = 2; *p = OS_CODE; // xflags, os_code
+ BYTE *p = target + 8; *p++ = 2; *p = 0x03; // xflags, os_code
crc = crc32(crc, source, source_size);
memcpy(target + 4 + dest_len, &crc, 4);
memcpy(target + 8 + dest_len, &source_size, 4);