freebsd-ports/graphics/digikam/files/patch-libs__dimg__loaders__pngloader.cpp
2012-06-01 05:26:28 +00:00

70 lines
2.4 KiB
C++

--- digikam/libs/dimg/loaders/pngloader.cpp.orig 2009-07-03 07:19:41.000000000 +0200
+++ digikam/libs/dimg/loaders/pngloader.cpp 2012-05-05 08:00:13.000000000 +0200
@@ -88,7 +88,11 @@
unsigned char buf[PNG_BYTES_TO_CHECK];
fread(buf, 1, PNG_BYTES_TO_CHECK, f);
+#if PNG_LIBPNG_VER >= 10400
+ if (png_sig_cmp(buf, 0, PNG_BYTES_TO_CHECK))
+#else
if (!png_check_sig(buf, PNG_BYTES_TO_CHECK))
+#endif
{
DDebug() << k_funcinfo << "Not a PNG image file." << endl;
fclose(f);
@@ -120,7 +124,11 @@
// PNG error handling. If an error occurs during reading, libpng
// will jump here
+#if PNG_LIBPNG_VER >= 10400
+ if (setjmp(png_jmpbuf(png_ptr)))
+#else
if (setjmp(png_ptr->jmpbuf))
+#endif
{
DDebug() << k_funcinfo << "Internal libPNG error during reading file. Process aborted!" << endl;
png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
@@ -252,7 +260,11 @@
#ifdef ENABLE_DEBUG_MESSAGES
DDebug() << "PNG in PNG_COLOR_TYPE_GRAY" << endl;
#endif
+#if PNG_LIBPNG_VER >= 10400
+ png_set_expand_gray_1_2_4_to_8(png_ptr);
+#else
png_set_gray_1_2_4_to_8(png_ptr);
+#endif
png_set_gray_to_rgb(png_ptr);
if (QImage::systemByteOrder() == QImage::LittleEndian) // Intel
@@ -403,7 +415,8 @@
QMap<int, QByteArray>& metaData = imageMetaData();
- png_charp profile_name, profile_data=NULL;
+ png_charp profile_name=NULL;
+ png_byte *profile_data=NULL;
png_uint_32 profile_size;
int compression_type;
@@ -526,7 +539,11 @@
// PNG error handling. If an error occurs during writing, libpng
// will jump here
- if (setjmp(png_ptr->jmpbuf))
+#if PNG_LIBPNG_VER >= 10400
+ if (setjmp(png_jmpbuf(png_ptr)))
+#else
+ if (setjmp(png_ptr->jmpbuf))
+#endif
{
DDebug() << k_funcinfo << "Internal libPNG error during writing file. Process aborted!" << endl;
fclose(f);
@@ -599,7 +616,7 @@
if (!profile_rawdata.isEmpty())
{
- png_set_iCCP(png_ptr, info_ptr, (png_charp)"icc", PNG_COMPRESSION_TYPE_BASE, profile_rawdata.data(), profile_rawdata.size());
+ png_set_iCCP(png_ptr, info_ptr, (png_charp)"icc", PNG_COMPRESSION_TYPE_BASE, (png_byte*) profile_rawdata.data(), profile_rawdata.size());
}
// -------------------------------------------------------------------