diff options
Diffstat (limited to 'abs/extra/libgdiplus/libpng15.patch')
| -rw-r--r-- | abs/extra/libgdiplus/libpng15.patch | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/abs/extra/libgdiplus/libpng15.patch b/abs/extra/libgdiplus/libpng15.patch new file mode 100644 index 0000000..31a1c01 --- /dev/null +++ b/abs/extra/libgdiplus/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; + } |