png_const_fixed_point_p 1673 3rdparty/libpng/png.h     int heuristic_method, int num_weights, png_const_fixed_point_p
png_const_fixed_point_p 1674 3rdparty/libpng/png.h     filter_weights, png_const_fixed_point_p filter_costs));
png_const_fixed_point_p 1331 3rdparty/libpng/pngwrite.c     int num_weights, png_const_fixed_point_p filter_weights,
png_const_fixed_point_p 1332 3rdparty/libpng/pngwrite.c     png_const_fixed_point_p filter_costs)