png_set_rgb_to_gray_fixed  699 third_party/libpng/pngrtran.c png_set_rgb_to_gray_fixed(png_structp png_ptr, int error_action,
png_set_rgb_to_gray_fixed  412 third_party/libpng/pngusr.h #define png_set_rgb_to_gray_fixed       wk_png_set_rgb_to_gray_fixed