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Diffstat (limited to 'dev-dotnet/libgdiplus/files/libgdiplus-2.10.1-libpng15.patch')
-rw-r--r--dev-dotnet/libgdiplus/files/libgdiplus-2.10.1-libpng15.patch164
1 files changed, 164 insertions, 0 deletions
diff --git a/dev-dotnet/libgdiplus/files/libgdiplus-2.10.1-libpng15.patch b/dev-dotnet/libgdiplus/files/libgdiplus-2.10.1-libpng15.patch
new file mode 100644
index 000000000000..31a1c01629d8
--- /dev/null
+++ b/dev-dotnet/libgdiplus/files/libgdiplus-2.10.1-libpng15.patch
@@ -0,0 +1,164 @@
+$NetBSD: patch-aa,v 1.8 2011/01/21 10:21:51 wiz Exp $
+
+Fix build with png-1.5.
+
+--- src/pngcodec.c.orig 2010-11-03 16:52:54.000000000 +0000
++++ src/pngcodec.c
+@@ -116,10 +116,15 @@ gdip_load_png_properties (png_structp pn
+ bitmap_data->dpi_horz = png_get_x_pixels_per_inch(png_ptr, info_ptr);
+ bitmap_data->dpi_vert = png_get_y_pixels_per_inch(png_ptr, info_ptr);
+ #elif defined(PNG_pHYs_SUPPORTED)
+- if ((info_ptr->valid & PNG_INFO_pHYs) && (info_ptr->phys_unit_type == PNG_RESOLUTION_METER)) {
+- bitmap_data->image_flags |= ImageFlagsHasRealDPI;
+- bitmap_data->dpi_horz = info_ptr->x_pixels_per_unit * 0.0254;
+- bitmap_data->dpi_vert = info_ptr->y_pixels_per_unit * 0.0254;
++ if (png_get_valid (png_ptr, info_ptr, PNG_INFO_pHYs)) {
++ png_uint_32 res_x, res_y;
++ int unit_type;
++ png_get_pHYs (png_ptr, info_ptr, &res_x, &res_y, &unit_type);
++ if (unit_type == PNG_RESOLUTION_METER) {
++ bitmap_data->image_flags |= ImageFlagsHasRealDPI;
++ bitmap_data->dpi_horz = res_x * 0.0254;
++ bitmap_data->dpi_vert = res_y * 0.0254;
++ }
+ }
+ #endif
+ /* default to screen resolution (if nothing was provided or available) */
+@@ -130,7 +135,7 @@ gdip_load_png_properties (png_structp pn
+ #if defined(PNG_iCCP_SUPPORTED)
+ {
+ png_charp name;
+- png_charp profile;
++ png_bytep profile;
+ png_uint_32 proflen;
+ int compression_type;
+
+@@ -292,6 +297,11 @@ gdip_load_png_image_from_file_or_stream
+ ImageFlags colourspace_flag;
+ int i;
+ int j;
++ png_colorp png_palette;
++ int png_num_palette;
++ png_bytep trans_alpha;
++ int num_trans;
++ png_color_16p trans_color;
+
+ width = png_get_image_width (png_ptr, info_ptr);
+ height = png_get_image_height (png_ptr, info_ptr);
+@@ -309,6 +319,8 @@ gdip_load_png_image_from_file_or_stream
+ }
+
+ /* Copy palette. */
++ png_get_PLTE (png_ptr, info_ptr, &png_palette, &png_num_palette);
++
+ num_colours = 1 << bit_depth;
+
+ if (png_get_color_type (png_ptr, info_ptr) == PNG_COLOR_TYPE_GRAY) {
+@@ -321,8 +333,8 @@ gdip_load_png_image_from_file_or_stream
+ colourspace_flag = ImageFlagsColorSpaceRGB;
+
+ palette_entries = num_colours;
+- if (palette_entries > info_ptr->num_palette) {
+- palette_entries = info_ptr->num_palette;
++ if (palette_entries > png_num_palette) {
++ palette_entries = png_num_palette;
+ }
+
+ palette = GdipAlloc (sizeof(ColorPalette) + (num_colours - 1) * sizeof(ARGB));
+@@ -331,29 +343,30 @@ gdip_load_png_image_from_file_or_stream
+
+ for (i=0; i < palette_entries; i++) {
+ set_pixel_bgra (&palette->Entries[i], 0,
+- info_ptr->palette[i].blue,
+- info_ptr->palette[i].green,
+- info_ptr->palette[i].red,
++ png_palette[i].blue,
++ png_palette[i].green,
++ png_palette[i].red,
+ 0xFF); /* alpha */
+ }
+ }
+
++ png_get_tRNS (png_ptr, info_ptr, &trans_alpha, &num_trans, &trans_color);
+ /* Make sure transparency is respected. */
+- if (info_ptr->num_trans > 0) {
++ if (num_trans > 0) {
+ palette->Flags |= PaletteFlagsHasAlpha;
+ colourspace_flag |= ImageFlagsHasAlpha;
+
+- if (info_ptr->num_trans > info_ptr->num_palette) {
+- info_ptr->num_trans = info_ptr->num_palette;
++ if (num_trans > png_num_palette) {
++ num_trans = png_num_palette;
+ }
+
+- for (i=0; i < info_ptr->num_trans; i++) {
++ for (i=0; i < num_trans; i++) {
+ set_pixel_bgra(&palette->Entries[i], 0,
+- info_ptr->palette[i].blue,
+- info_ptr->palette[i].green,
+- info_ptr->palette[i].red,
++ png_palette[i].blue,
++ png_palette[i].green,
++ png_palette[i].red,
+ #if PNG_LIBPNG_VER > 10399
+- info_ptr->trans_alpha [i]); /* alpha */
++ trans_alpha [i]); /* alpha */
+ #else
+ info_ptr->trans[i]); /* alpha */
+ #endif
+@@ -398,6 +411,8 @@ gdip_load_png_image_from_file_or_stream
+ BYTE bit_depth;
+ int stride;
+ int interlace;
++ png_colorp png_palette;
++ int png_num_palette;
+ png_bytep *row_pointers;
+ BYTE *rawptr;
+ int i, j;
+@@ -490,32 +505,33 @@ gdip_load_png_image_from_file_or_stream
+ png_byte palette = 0;
+ png_byte pix = *rowp++;
+
++ png_get_PLTE (png_ptr, info_ptr, &png_palette, &png_num_palette);
+ palette = (pix >> 6) & 0x03;
+ set_pixel_bgra (rawptr, 0,
+- info_ptr->palette[palette].blue,
+- info_ptr->palette[palette].green,
+- info_ptr->palette[palette].red,
++ png_palette[palette].blue,
++ png_palette[palette].green,
++ png_palette[palette].red,
+ 0xFF); /* alpha */
+
+ palette = (pix >> 4) & 0x03;
+ set_pixel_bgra (rawptr, 4,
+- info_ptr->palette[palette].blue,
+- info_ptr->palette[palette].green,
+- info_ptr->palette[palette].red,
++ png_palette[palette].blue,
++ png_palette[palette].green,
++ png_palette[palette].red,
+ 0xFF); /* alpha */
+
+ palette = (pix >> 2) & 0x03;
+ set_pixel_bgra (rawptr, 8,
+- info_ptr->palette[palette].blue,
+- info_ptr->palette[palette].green,
+- info_ptr->palette[palette].red,
++ png_palette[palette].blue,
++ png_palette[palette].green,
++ png_palette[palette].red,
+ 0xFF); /* alpha */
+
+ palette = pix & 0x03;
+ set_pixel_bgra (rawptr, 12,
+- info_ptr->palette[palette].blue,
+- info_ptr->palette[palette].green,
+- info_ptr->palette[palette].red,
++ png_palette[palette].blue,
++ png_palette[palette].green,
++ png_palette[palette].red,
+ 0xFF); /* alpha */
+ rawptr += 16;
+ }
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