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$NetBSD: patch-ab,v 1.3 2011/01/15 16:31:18 wiz Exp $
Fix compilation with png-1.4, already included upstream.
Fix build with png-1.5.
--- src/impex/png.cxx.orig 2010-04-20 16:29:02.000000000 +0000
+++ src/impex/png.cxx
@@ -75,7 +75,11 @@ extern "C" {
static void PngError( png_structp png_ptr, png_const_charp error_msg )
{
png_error_message = std::string(error_msg);
+#if (PNG_LIBPNG_VER < 10500)
longjmp( png_ptr->jmpbuf, 1 );
+#else
+ png_longjmp( png_ptr, 1 );
+#endif
}
// called on non-fatal errors
@@ -207,7 +211,7 @@ namespace vigra {
vigra_postcondition( png != 0, "could not create the read struct." );
// create info struct
- if (setjmp(png->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png))) {
png_destroy_read_struct( &png, &info, NULL );
vigra_postcondition( false, png_error_message.insert(0, "error in png_create_info_struct(): ").c_str() );
}
@@ -215,14 +219,14 @@ namespace vigra {
vigra_postcondition( info != 0, "could not create the info struct." );
// init png i/o
- if (setjmp(png->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png))) {
png_destroy_read_struct( &png, &info, NULL );
vigra_postcondition( false, png_error_message.insert(0, "error in png_init_io(): ").c_str() );
}
png_init_io( png, file.get() );
// specify that the signature was already read
- if (setjmp(png->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png))) {
png_destroy_read_struct( &png, &info, NULL );
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_sig_bytes(): ").c_str() );
}
@@ -238,13 +242,13 @@ namespace vigra {
void PngDecoderImpl::init()
{
// read all chunks up to the image data
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_read_info(): ").c_str() );
png_read_info( png, info );
// pull over the header fields
int interlace_method, compression_method, filter_method;
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_get_IHDR(): ").c_str() );
png_get_IHDR( png, info, &width, &height, &bit_depth, &color_type,
&interlace_method, &compression_method, &filter_method );
@@ -258,7 +262,7 @@ namespace vigra {
// transform palette to rgb
if ( color_type == PNG_COLOR_TYPE_PALETTE) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_palette_to_rgb(): ").c_str() );
png_set_palette_to_rgb(png);
color_type = PNG_COLOR_TYPE_RGB;
@@ -267,9 +271,9 @@ namespace vigra {
// expand gray values to at least one byte size
if ( color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8 ) {
- if (setjmp(png->jmpbuf))
- vigra_postcondition( false,png_error_message.insert(0, "error in png_set_gray_1_2_4_to_8(): ").c_str());
- png_set_gray_1_2_4_to_8(png);
+ if (setjmp(png_jmpbuf(png)))
+ vigra_postcondition( false,png_error_message.insert(0, "error in png_set_expand_gray_1_2_4_to_8(): ").c_str());
+ png_set_expand_gray_1_2_4_to_8(png);
bit_depth = 8;
}
@@ -277,7 +281,7 @@ namespace vigra {
#if 0
// strip alpha channel
if ( color_type & PNG_COLOR_MASK_ALPHA ) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_strip_alpha(): ").c_str() );
png_set_strip_alpha(png);
color_type ^= PNG_COLOR_MASK_ALPHA;
@@ -319,9 +323,9 @@ namespace vigra {
#if (PNG_LIBPNG_VER > 10008) && defined(PNG_READ_iCCP_SUPPORTED)
char * dummyName;
int dummyCompType;
- char * profilePtr;
+ png_byte * profilePtr;
png_uint_32 profileLen;
- if (info->valid & PNG_INFO_iCCP) {
+ if (png_get_valid(png, info, PNG_INFO_iCCP)) {
png_get_iCCP(png, info, &dummyName, &dummyCompType, &profilePtr, &profileLen) ;
iccProfilePtr = (unsigned char *) profilePtr;
iccProfileLength = profileLen;
@@ -334,7 +338,7 @@ namespace vigra {
// image gamma
double image_gamma = 0.45455;
if ( png_get_valid( png, info, PNG_INFO_gAMA ) ) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_get_gAMA(): ").c_str() );
png_get_gAMA( png, info, &image_gamma );
}
@@ -343,26 +347,26 @@ namespace vigra {
double screen_gamma = 2.2;
// set gamma correction
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_gamma(): ").c_str() );
png_set_gamma( png, screen_gamma, image_gamma );
#endif
// interlace handling, get number of read passes needed
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false,png_error_message.insert(0, "error in png_set_interlace_handling(): ").c_str());
n_interlace_passes = png_set_interlace_handling(png);
// update png library state to reflect any changes that were made
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_read_update_info(): ").c_str() );
png_read_update_info( png, info );
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false,png_error_message.insert(0, "error in png_get_channels(): ").c_str());
n_channels = png_get_channels(png, info);
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false,png_error_message.insert(0, "error in png_get_rowbytes(): ").c_str());
rowsize = png_get_rowbytes(png, info);
@@ -373,7 +377,7 @@ namespace vigra {
void PngDecoderImpl::nextScanline()
{
for (int i=0; i < n_interlace_passes; i++) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false,png_error_message.insert(0, "error in png_read_row(): ").c_str());
png_read_row(png, row_data.begin(), NULL);
}
@@ -539,7 +543,7 @@ namespace vigra {
vigra_postcondition( png != 0, "could not create the write struct." );
// create info struct
- if (setjmp(png->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png))) {
png_destroy_write_struct( &png, &info );
vigra_postcondition( false, png_error_message.insert(0, "error in png_info_struct(): ").c_str() );
}
@@ -550,7 +554,7 @@ namespace vigra {
}
// init png i/o
- if (setjmp(png->jmpbuf)) {
+ if (setjmp(png_jmpbuf(png))) {
png_destroy_write_struct( &png, &info );
vigra_postcondition( false, png_error_message.insert(0, "error in png_init_io(): ").c_str() );
}
@@ -565,7 +569,7 @@ namespace vigra {
void PngEncoderImpl::finalize()
{
// write the IHDR
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_IHDR(): ").c_str() );
png_set_IHDR( png, info, width, height, bit_depth, color_type,
PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT,
@@ -573,7 +577,7 @@ namespace vigra {
// set resolution
if (x_resolution > 0 && y_resolution > 0) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_pHYs(): ").c_str() );
png_set_pHYs(png, info, (png_uint_32) (x_resolution / 0.0254 + 0.5),
(png_uint_32) (y_resolution / 0.0254 + 0.5),
@@ -582,7 +586,7 @@ namespace vigra {
// set offset
if (position.x > 0 && position.y > 0) {
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_set_oFFs(): ").c_str() );
png_set_oFFs(png, info, position.x, position.y, PNG_OFFSET_PIXEL);
}
@@ -591,12 +595,12 @@ namespace vigra {
// set icc profile
if (iccProfile.size() > 0) {
png_set_iCCP(png, info, const_cast<char*>("icc"), 0,
- (char *)iccProfile.begin(), (png_uint_32)iccProfile.size());
+ (png_bytep)iccProfile.begin(), (png_uint_32)iccProfile.size());
}
#endif
// write the info struct
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_write_info(): ").c_str() );
png_write_info( png, info );
@@ -628,10 +632,10 @@ namespace vigra {
}
// write the whole image
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_write_image(): ").c_str() );
png_write_image( png, row_pointers.begin() );
- if (setjmp(png->jmpbuf))
+ if (setjmp(png_jmpbuf(png)))
vigra_postcondition( false, png_error_message.insert(0, "error in png_write_end(): ").c_str() );
png_write_end(png, info);
}
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