Re: [Boost-users] Serialization of pointers with custom allocators

From: Robert Ramey (ramey_at_[hidden])
Date: 2007-02-08 12:48:12

Looking at this I might make one more small adjustment:

Robert Ramey wrote:
> try something like the following:
>
> #include <fstream>
> #include <boost/serialization/binary_object.hpp>
> #include <boost/serialization/split_member.hpp>
> #include <boost/archive/text_oarchive.hpp>
> #include <boost/archive/text_iarchive.hpp>
>
> class _IplImage {
> public:
>    friend boost::serialization::access;
>    int roi, width, height, depth, nChannels;
>    int imageSize;
>    int * imageData;
>    template<class Archive>
>    void save(Archive & ar, const unsigned int version) const {
>        ar << roi << width << height << depth << nChannels;
>        ar << imageSize;
>        ar << boost::serialization::binary_object(imageData,
>    imageSize); }
>    template<class Archive>
>    void load(Archive & ar, const unsigned int version){
>        ar >> roi >> width >> height >> depth >> nChannels;
>        ar >> imageSize;
         imageData = CreateImageData(roi, width, height, depth, nChannels, 
imageSize);
>        ar >> boost::serialization::binary_object(imageData,
>    imageSize); }
>    BOOST_SERIALIZATION_SPLIT_MEMBER()
> };
>
> main(int argc, char *argv[]){
>    const _IplImage i;
>    {
>        std::ofstream os("test");
>        boost::archive::text_oarchive oa(os);
>        oa << i;
>    }
>    _IplImage new_i;
>    {
>        std::ifstream is("test");
>        boost::archive::text_iarchive ia(is);
>        ia >> new_i;
>    }
>    // compare the new and old images
> }
>
> This compiles w/o issue on my system.
>
> Robert Ramey