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$NetBSD: patch-ah,v 1.7 2011/03/01 09:53:16 wiz Exp $
Fix build with png-1.5.
http://www.fltk.org/str.php?L2542+P0+S-2+C0+I0+E0+Q
--- src/Fl_PNG_Image.cxx.orig 2006-06-09 16:16:34.000000000 +0000
+++ src/Fl_PNG_Image.cxx
@@ -66,6 +66,7 @@ Fl_PNG_Image::Fl_PNG_Image(const char *p
png_structp pp; // PNG read pointer
png_infop info; // PNG info pointers
png_bytep *rows; // PNG row pointers
+ int num_trans = 0; // PNG # of transp. colors
// Open the PNG file...
@@ -75,7 +76,7 @@ Fl_PNG_Image::Fl_PNG_Image(const char *p
pp = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
info = png_create_info_struct(pp);
- if (setjmp(pp->jmpbuf))
+ if (setjmp(png_jmpbuf(pp)))
{
Fl::warning("PNG file \"%s\" contains errors!\n", png);
return;
@@ -87,27 +88,28 @@ Fl_PNG_Image::Fl_PNG_Image(const char *p
// Get the image dimensions and convert to grayscale or RGB...
png_read_info(pp, info);
- if (info->color_type == PNG_COLOR_TYPE_PALETTE)
+ if (png_get_color_type(pp, info) == PNG_COLOR_TYPE_PALETTE)
png_set_expand(pp);
- if (info->color_type & PNG_COLOR_MASK_COLOR)
+ if (png_get_color_type(pp, info) & PNG_COLOR_MASK_COLOR)
channels = 3;
else
channels = 1;
- if ((info->color_type & PNG_COLOR_MASK_ALPHA) || info->num_trans)
+ png_get_tRNS(pp, info, 0, &num_trans, 0);
+ if ((png_get_color_type(pp, info) & PNG_COLOR_MASK_ALPHA) || num_trans)
channels ++;
- w((int)(info->width));
- h((int)(info->height));
+ w((int)(png_get_image_width(pp, info)));
+ h((int)(png_get_image_height(pp, info)));
d(channels);
- if (info->bit_depth < 8)
+ if (png_get_bit_depth(pp, info) < 8)
{
png_set_packing(pp);
png_set_expand(pp);
}
- else if (info->bit_depth == 16)
+ else if (png_get_bit_depth(pp, info) == 16)
png_set_strip_16(pp);
# if defined(HAVE_PNG_GET_VALID) && defined(HAVE_PNG_SET_TRNS_TO_ALPHA)
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