jpeg_dynamic_io/png_dynamic_io in Boost depreciated

#include <boost/gil/extension/io/jpeg_dynamic_io.hpp>
#include <boost/gil/extension/io/png_dynamic_io.hpp>

Is the header file depreciated in boost

fatal error C1083: Cannot open include file: 'boost/gil/extension/io/png_dynamic_io.hpp': No such file or directory