png_get_x_offset_microns 2065 3rdparty/libpng/png.h PNG_EXPORT(128, png_int_32, png_get_x_offset_microns,
png_get_x_offset_microns  344 3rdparty/libpng/pngget.c        png_get_x_offset_microns(png_ptr, info_ptr));
png_get_x_offset_microns  365 3rdparty/libpng/pngget.c    return (float)(png_get_x_offset_microns(png_ptr, info_ptr) * .00003937);