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switched on optimization in png writing code

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This commit is contained in:
Artem Pavlenko 2006-01-26 16:44:46 +00:00
parent b89195f9e6
commit db433452b6
1 changed files with 6 additions and 6 deletions
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12
src/image_util.cpp
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@ -64,13 +64,13 @@ namespace mapnik
png_set_mem_fn(png_ptr,mem_ptr,malloc_fn,free_fn);
// switch on optimization
//#if defined(PNG_LIBPNG_VER) && (PNG_LIBPNG_VER >= 10200)
//png_uint_32 mask, flags;
#if defined(PNG_LIBPNG_VER) && (PNG_LIBPNG_VER >= 10200)
png_uint_32 mask, flags;
//flags = png_get_asm_flags(png_ptr);
//mask = png_get_asm_flagmask(PNG_SELECT_READ | PNG_SELECT_WRITE);
//png_set_asm_flags(png_ptr, flags | mask);
//#endif
flags = png_get_asm_flags(png_ptr);
mask = png_get_asm_flagmask(PNG_SELECT_READ | PNG_SELECT_WRITE);
png_set_asm_flags(png_ptr, flags | mask);
#endif
png_set_filter (png_ptr, 0, PNG_FILTER_NONE);
png_infop info_ptr = png_create_info_struct(png_ptr);
if (!info_ptr)