PNG_COST_SHIFT    510 3rdparty/libpng/pngpriv.h #define PNG_COST_FACTOR (1<<(PNG_COST_SHIFT))
PNG_COST_SHIFT   2523 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2526 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2592 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2595 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2645 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2648 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2710 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2713 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2755 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2758 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2823 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2826 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2876 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2879 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2964 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   2967 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   3051 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;
PNG_COST_SHIFT   3054 3rdparty/libpng/pngwutil.c              PNG_COST_SHIFT;