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-rw-r--r--extra/gimp/gimp-2.6.11-libpng-1.5.1.patch379
1 files changed, 379 insertions, 0 deletions
diff --git a/extra/gimp/gimp-2.6.11-libpng-1.5.1.patch b/extra/gimp/gimp-2.6.11-libpng-1.5.1.patch
new file mode 100644
index 000000000..e3429e314
--- /dev/null
+++ b/extra/gimp/gimp-2.6.11-libpng-1.5.1.patch
@@ -0,0 +1,379 @@
+From 2a53e15a7a373c13dec4333c5dd8d2cfde9ebd40 Mon Sep 17 00:00:00 2001
+From: Thomas Klausner <wiz@danbala.tuwien.ac.at>
+Date: Mon, 24 Jan 2011 18:06:50 +0100
+Subject: [PATCH] Bug 640409 - png-1.5 compatibility fixes
+
+---
+ plug-ins/common/file-png.c | 138 +++++++++++++++++++++++++++-----------------
+ 1 files changed, 84 insertions(+), 54 deletions(-)
+
+diff --git a/plug-ins/common/file-png.c b/plug-ins/common/file-png.c
+index be3b4c6..2ccd0e5 100644
+--- a/plug-ins/common/file-png.c
++++ b/plug-ins/common/file-png.c
+@@ -652,7 +652,11 @@ on_read_error (png_structp png_ptr, png_const_charp error_msg)
+ error_data->drawable->width, num);
+ }
+
++#if (PNG_LIBPNG_VER < 10500)
+ longjmp (png_ptr->jmpbuf, 1);
++#else
++ png_longjmp (png_ptr, 1);
++#endif
+ }
+
+ /*
+@@ -696,7 +700,7 @@ load_image (const gchar *filename,
+ 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)))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error while reading '%s'. File corrupted?"),
+@@ -737,17 +741,19 @@ load_image (const gchar *filename,
+ * Latest attempt, this should be my best yet :)
+ */
+
+- if (info->bit_depth == 16)
++ if (png_get_bit_depth(pp, info) == 16)
+ {
+ png_set_strip_16 (pp);
+ }
+
+- if (info->color_type == PNG_COLOR_TYPE_GRAY && info->bit_depth < 8)
++ if (png_get_color_type(pp, info) == PNG_COLOR_TYPE_GRAY &&
++ png_get_bit_depth(pp, info) < 8)
+ {
+ png_set_expand (pp);
+ }
+
+- if (info->color_type == PNG_COLOR_TYPE_PALETTE && info->bit_depth < 8)
++ if (png_get_color_type(pp, info) == PNG_COLOR_TYPE_PALETTE &&
++ png_get_bit_depth(pp, info) < 8)
+ {
+ png_set_packing (pp);
+ }
+@@ -756,8 +762,8 @@ load_image (const gchar *filename,
+ * Expand G+tRNS to GA, RGB+tRNS to RGBA
+ */
+
+- if (info->color_type != PNG_COLOR_TYPE_PALETTE &&
+- (info->valid & PNG_INFO_tRNS))
++ if (png_get_color_type(pp, info) != PNG_COLOR_TYPE_PALETTE &&
++ png_get_valid(pp, info, PNG_INFO_tRNS) != 0)
+ {
+ png_set_expand (pp);
+ }
+@@ -774,7 +780,7 @@ load_image (const gchar *filename,
+ */
+
+ if (png_get_valid (pp, info, PNG_INFO_tRNS) &&
+- info->color_type == PNG_COLOR_TYPE_PALETTE)
++ png_get_color_type(pp, info) == PNG_COLOR_TYPE_PALETTE)
+ {
+ png_get_tRNS (pp, info, &alpha_ptr, &num, NULL);
+ /* Copy the existing alpha values from the tRNS chunk */
+@@ -796,7 +802,7 @@ load_image (const gchar *filename,
+
+ png_read_update_info (pp, info);
+
+- switch (info->color_type)
++ switch (png_get_color_type(pp, info))
+ {
+ case PNG_COLOR_TYPE_RGB: /* RGB */
+ bpp = 3;
+@@ -835,7 +841,9 @@ load_image (const gchar *filename,
+ return -1;
+ }
+
+- image = gimp_image_new (info->width, info->height, image_type);
++ image = gimp_image_new (png_get_image_width(pp, info),
++ png_get_image_height(pp, info),
++ image_type);
+ if (image == -1)
+ {
+ g_set_error (error, 0, 0,
+@@ -848,7 +856,9 @@ load_image (const gchar *filename,
+ * Create the "background" layer to hold the image...
+ */
+
+- layer = gimp_layer_new (image, _("Background"), info->width, info->height,
++ layer = gimp_layer_new (image, _("Background"),
++ png_get_image_width(pp, info),
++ png_get_image_height(pp, info),
+ layer_type, 100, GIMP_NORMAL_MODE);
+ gimp_image_insert_layer (image, layer, -1, 0);
+
+@@ -882,7 +892,8 @@ load_image (const gchar *filename,
+
+ gimp_layer_set_offsets (layer, offset_x, offset_y);
+
+- if ((abs (offset_x) > info->width) || (abs (offset_y) > info->height))
++ if ((abs (offset_x) > png_get_image_width(pp, info)) ||
++ (abs (offset_y) > png_get_image_height(pp, info)))
+ {
+ if (interactive)
+ g_message (_("The PNG file specifies an offset that caused "
+@@ -937,23 +948,27 @@ load_image (const gchar *filename,
+
+ empty = 0; /* by default assume no full transparent palette entries */
+
+- if (info->color_type & PNG_COLOR_MASK_PALETTE)
++ if (png_get_color_type(pp, info) & PNG_COLOR_MASK_PALETTE)
+ {
++ png_colorp palette;
++ int num_palette;
++ png_get_PLTE(pp, info, &palette, &num_palette);
++
+ if (png_get_valid (pp, info, PNG_INFO_tRNS))
+ {
+ for (empty = 0; empty < 256 && alpha[empty] == 0; ++empty)
+ /* Calculates number of fully transparent "empty" entries */;
+
+ /* keep at least one entry */
+- empty = MIN (empty, info->num_palette - 1);
++ empty = MIN (empty, num_palette - 1);
+
+- gimp_image_set_colormap (image, (guchar *) (info->palette + empty),
+- info->num_palette - empty);
++ gimp_image_set_colormap (image, (guchar *) (palette + empty),
++ num_palette - empty);
+ }
+ else
+ {
+- gimp_image_set_colormap (image, (guchar *) info->palette,
+- info->num_palette);
++ gimp_image_set_colormap (image, (guchar *) palette,
++ num_palette);
+ }
+ }
+
+@@ -971,18 +986,20 @@ load_image (const gchar *filename,
+ */
+
+ tile_height = gimp_tile_height ();
+- pixel = g_new0 (guchar, tile_height * info->width * bpp);
++ pixel = g_new0 (guchar, tile_height * png_get_image_width(pp, info) * bpp);
+ pixels = g_new (guchar *, tile_height);
+
+ for (i = 0; i < tile_height; i++)
+- pixels[i] = pixel + info->width * info->channels * i;
++ pixels[i] = pixel + (png_get_image_width(pp, info) *
++ png_get_channels(pp, info) *
++ i);
+
+ /* Install our own error handler to handle incomplete PNG files better */
+ error_data.drawable = drawable;
+ error_data.pixel = pixel;
+ error_data.tile_height = tile_height;
+- error_data.width = info->width;
+- error_data.height = info->height;
++ error_data.width = png_get_image_width(pp, info);
++ error_data.height = png_get_image_height(pp, info);
+ error_data.bpp = bpp;
+ error_data.pixel_rgn = &pixel_rgn;
+
+@@ -995,10 +1012,11 @@ load_image (const gchar *filename,
+ */
+
+ for (begin = 0, end = tile_height;
+- begin < info->height; begin += tile_height, end += tile_height)
++ begin < png_get_image_height(pp, info);
++ begin += tile_height, end += tile_height)
+ {
+- if (end > info->height)
+- end = info->height;
++ if (end > png_get_image_height(pp, info))
++ end = png_get_image_height(pp, info);
+
+ num = end - begin;
+
+@@ -1015,10 +1033,11 @@ load_image (const gchar *filename,
+ gimp_pixel_rgn_set_rect (&pixel_rgn, pixel, 0, begin,
+ drawable->width, num);
+
+- memset (pixel, 0, tile_height * info->width * bpp);
++ memset (pixel, 0, tile_height * png_get_image_width(pp, info) * bpp);
+
+ gimp_progress_update (((gdouble) pass +
+- (gdouble) end / (gdouble) info->height) /
++ (gdouble) end /
++ (gdouble) png_get_image_height(pp, info)) /
+ (gdouble) num_passes);
+ }
+ }
+@@ -1071,7 +1090,8 @@ load_image (const gchar *filename,
+
+ {
+ png_uint_32 proflen;
+- png_charp profname, profile;
++ png_charp profname;
++ png_bytep profile;
+ int profcomp;
+
+ if (png_get_iCCP (pp, info, &profname, &profcomp, &profile, &proflen))
+@@ -1199,6 +1219,8 @@ save_image (const gchar *filename,
+ guchar red, green, blue; /* Used for palette background */
+ time_t cutime; /* Time since epoch */
+ struct tm *gmt; /* GMT broken down */
++ int color_type; /* type of colors in image */
++ int bit_depth; /* width of colors in bit */
+
+ guchar remap[256]; /* Re-mapping for the palette */
+
+@@ -1207,7 +1229,9 @@ save_image (const gchar *filename,
+ if (pngvals.comment)
+ {
+ GimpParasite *parasite;
++#ifndef PNG_iTXt_SUPPORTED
+ gsize text_length = 0;
++#endif
+
+ parasite = gimp_image_parasite_find (orig_image_ID, "gimp-comment");
+ if (parasite)
+@@ -1248,7 +1272,7 @@ save_image (const gchar *filename,
+ pp = png_create_write_struct (PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ info = png_create_info_struct (pp);
+
+- if (setjmp (pp->jmpbuf))
++ if (setjmp (png_jmpbuf(pp)))
+ {
+ g_set_error (error, 0, 0,
+ _("Error while saving '%s'. Could not save image."),
+@@ -1290,11 +1314,6 @@ save_image (const gchar *filename,
+
+ png_set_compression_level (pp, pngvals.compression_level);
+
+- info->width = drawable->width;
+- info->height = drawable->height;
+- info->bit_depth = 8;
+- info->interlace_type = pngvals.interlaced;
+-
+ /*
+ * Initialise remap[]
+ */
+@@ -1308,37 +1327,36 @@ save_image (const gchar *filename,
+ switch (type)
+ {
+ case GIMP_RGB_IMAGE:
+- info->color_type = PNG_COLOR_TYPE_RGB;
++ color_type = PNG_COLOR_TYPE_RGB;
+ bpp = 3;
+ break;
+
+ case GIMP_RGBA_IMAGE:
+- info->color_type = PNG_COLOR_TYPE_RGB_ALPHA;
++ color_type = PNG_COLOR_TYPE_RGB_ALPHA;
+ bpp = 4;
+ break;
+
+ case GIMP_GRAY_IMAGE:
+- info->color_type = PNG_COLOR_TYPE_GRAY;
++ color_type = PNG_COLOR_TYPE_GRAY;
+ bpp = 1;
+ break;
+
+ case GIMP_GRAYA_IMAGE:
+- info->color_type = PNG_COLOR_TYPE_GRAY_ALPHA;
++ color_type = PNG_COLOR_TYPE_GRAY_ALPHA;
+ bpp = 2;
+ break;
+
+ case GIMP_INDEXED_IMAGE:
+ bpp = 1;
+- info->color_type = PNG_COLOR_TYPE_PALETTE;
+- info->valid |= PNG_INFO_PLTE;
+- info->palette =
+- (png_colorp) gimp_image_get_colormap (image_ID, &num_colors);
+- info->num_palette = num_colors;
++ color_type = PNG_COLOR_TYPE_PALETTE;
++ png_set_PLTE(pp, info,
++ (png_colorp) gimp_image_get_colormap (image_ID, &num_colors),
++ num_colors);
+ break;
+
+ case GIMP_INDEXEDA_IMAGE:
+ bpp = 2;
+- info->color_type = PNG_COLOR_TYPE_PALETTE;
++ color_type = PNG_COLOR_TYPE_PALETTE;
+ /* fix up transparency */
+ respin_cmap (pp, info, remap, image_ID, drawable);
+ break;
+@@ -1352,17 +1370,28 @@ save_image (const gchar *filename,
+ * Fix bit depths for (possibly) smaller colormap images
+ */
+
+- if (info->valid & PNG_INFO_PLTE)
++ bit_depth = 8;
++
++ if (png_get_valid(pp, info, PNG_INFO_PLTE))
+ {
+- if (info->num_palette <= 2)
+- info->bit_depth = 1;
+- else if (info->num_palette <= 4)
+- info->bit_depth = 2;
+- else if (info->num_palette <= 16)
+- info->bit_depth = 4;
++ png_colorp palette;
++ int num_palette;
++ png_get_PLTE(pp, info, &palette, &num_palette);
++
++ if (num_palette <= 2)
++ bit_depth = 1;
++ else if (num_palette <= 4)
++ bit_depth = 2;
++ else if (num_palette <= 16)
++ bit_depth = 4;
+ /* otherwise the default is fine */
+ }
+
++ png_set_IHDR(pp, info,
++ drawable->width, drawable->height, bit_depth, color_type,
++ pngvals.interlaced ? PNG_INTERLACE_ADAM7 : PNG_INTERLACE_NONE,
++ PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
++
+ /* All this stuff is optional extras, if the user is aiming for smallest
+ possible file size she can turn them all off */
+
+@@ -1476,7 +1505,8 @@ save_image (const gchar *filename,
+ * Convert unpacked pixels to packed if necessary
+ */
+
+- if (info->color_type == PNG_COLOR_TYPE_PALETTE && info->bit_depth < 8)
++ if (png_get_color_type(pp, info) ==
++ PNG_COLOR_TYPE_PALETTE && png_get_bit_depth(pp, info) < 8)
+ png_set_packing (pp);
+
+ /*
+@@ -1528,7 +1558,7 @@ save_image (const gchar *filename,
+
+ /* If we're dealing with a paletted image with
+ * transparency set, write out the remapped palette */
+- if (info->valid & PNG_INFO_tRNS)
++ if (png_get_valid(pp, info, PNG_INFO_tRNS))
+ {
+ guchar inverse_remap[256];
+
+@@ -1548,7 +1578,7 @@ save_image (const gchar *filename,
+ }
+ /* Otherwise if we have a paletted image and transparency
+ * couldn't be set, we ignore the alpha channel */
+- else if (info->valid & PNG_INFO_PLTE && bpp == 2)
++ else if (png_get_valid(pp, info, PNG_INFO_PLTE) && bpp == 2)
+ {
+ for (i = 0; i < num; ++i)
+ {
+@@ -1563,7 +1593,7 @@ save_image (const gchar *filename,
+ png_write_rows (pp, pixels, num);
+
+ gimp_progress_update (((double) pass + (double) end /
+- (double) info->height) /
++ (double) png_get_image_height(pp, info)) /
+ (double) num_passes);
+ }
+ }
+--
+1.7.3.4
+