png_color_16p    2079 3rdparty/libpng/png.h     png_color_16p *background));
png_color_16p    2303 3rdparty/libpng/png.h     png_bytep *trans_alpha, int *num_trans, png_color_16p *trans_color));
png_color_16p     446 3rdparty/libpng/pngget.c    png_color_16p *background)
png_color_16p     993 3rdparty/libpng/pngget.c     png_bytep *trans_alpha, int *num_trans, png_color_16p *trans_color)
png_color_16p     176 modules/imgcodecs/src/grfmt_png.cpp                     png_color_16p trans_values;