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diff -wbBur xnc-5.0.4/src/lib/image2/sdl_image/IMG_png.c xnc-5.0.4.my/src/lib/image2/sdl_image/IMG_png.c
--- xnc-5.0.4/src/lib/image2/sdl_image/IMG_png.c 2002-08-05 14:43:09.000000000 +0400
+++ xnc-5.0.4.my/src/lib/image2/sdl_image/IMG_png.c 2012-01-19 13:46:48.000000000 +0400
@@ -138,7 +138,7 @@
* the normal method of doing things with libpng). REQUIRED unless you
* set up your own error handlers in png_create_read_struct() earlier.
*/
- if ( setjmp(png_ptr->jmpbuf) ) {
+ if ( setjmp(png_jmpbuf(png_ptr)) ) {
IMG_SetError("Error reading the PNG file.");
goto done;
}
@@ -207,9 +207,9 @@
Rmask = 0x000000FF;
Gmask = 0x0000FF00;
Bmask = 0x00FF0000;
- Amask = (info_ptr->channels == 4) ? 0xFF000000 : 0;
+ Amask = (png_get_channels(png_ptr, info_ptr) == 4) ? 0xFF000000 : 0;
} else {
- int s = (info_ptr->channels == 4) ? 0 : 8;
+ int s = (png_get_channels(png_ptr, info_ptr) == 4) ? 0 : 8;
Rmask = 0xFF000000 >> s;
Gmask = 0x00FF0000 >> s;
Bmask = 0x0000FF00 >> s;
@@ -217,7 +217,7 @@
}
}
surface = SDL_AllocSurface(SDL_SWSURFACE, width, height,
- bit_depth*info_ptr->channels, Rmask,Gmask,Bmask,Amask);
+ bit_depth*png_get_channels(png_ptr, info_ptr), Rmask,Gmask,Bmask,Amask);
if ( surface == NULL ) {
IMG_SetError("Out of memory");
goto done;
@@ -252,6 +252,10 @@
/* read rest of file, get additional chunks in info_ptr - REQUIRED */
png_read_end(png_ptr, info_ptr);
+ png_colorp plte;
+ int num_palette;
+ png_get_PLTE(png_ptr, info_ptr, &plte, &num_palette);
+
/* Load the palette, if any */
palette = surface->format->palette;
if ( palette ) {
@@ -262,12 +266,12 @@
palette->colors[i].g = i;
palette->colors[i].b = i;
}
- } else if (info_ptr->num_palette > 0 ) {
- palette->ncolors = info_ptr->num_palette;
- for( i=0; i<info_ptr->num_palette; ++i ) {
- palette->colors[i].b = info_ptr->palette[i].blue;
- palette->colors[i].g = info_ptr->palette[i].green;
- palette->colors[i].r = info_ptr->palette[i].red;
+ } else if (num_palette > 0 ) {
+ palette->ncolors = num_palette;
+ for( i=0; i<num_palette; ++i ) {
+ palette->colors[i].b = plte[i].blue;
+ palette->colors[i].g = plte[i].green;
+ palette->colors[i].r = plte[i].red;
}
}
}
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