Re: [Boost-users] Serialization "stream error" whenusingbinary_iarchive/binary_oarchive & make_binary_object, but xml_iarchive & text_iarchive suceeds

From: Terence Wilson (tez_at_[hidden])
Date: 2006-01-20 16:26:37

Durrr!

Thanks <again> Robert. You rock.

> -----Original Message-----
> From: boost-users-bounces_at_[hidden] [mailto:boost-users-
> bounces_at_[hidden]] On Behalf Of Robert Ramey
> Sent: Friday, January 20, 2006 12:31 PM
> To: boost-users_at_[hidden]
> Subject: Re: [Boost-users] Serialization "stream error"
> whenusingbinary_iarchive/binary_oarchive & make_binary_object,but
> xml_iarchive & text_iarchive suceeds
> 
> Double check that the stream is opened with ios::binary.  This is a common
> gotcha
> that shows up in this circumstance.
> 
> Robert Ramey
> 
> 
> Terence Wilson wrote:
> > I've been scratching my head trying to figure this one out for a few
> > days. My code serializes xml_iarchive & text_iarchive with no
> > problems, however, when I substitute the binary_iarchive I get a
> > "stream error" serialization exception thrown during the
> > make_binary_object call when reading a binary file:
> >
> > template<class Archive> void serialize(Archive & ar, const unsigned
> > int)
> > {
> > ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(CImageDataBase2D);
> >
> > if (Archive::is_loading::value)
> > {
> > Alloc();
> > }
> >
> > //ar & boost::serialization::make_nvp("ImageData",
> > boost::serialization::make_binary_object(m_pData, sizeof(T)*m_x*m_y));
> >
> > const int blobSize=sizeof(T)*m_x*m_y;
> > _ASSERTE(blobSize);
> > ar & boost::serialization::make_nvp("ImageData",
> > boost::serialization::make_binary_object(m_pData, blobSize));
> > }
> >
> > I've tried to excise the relevant code to a console project, however,
> > it has tentacles and will take a few more days. In the mean time I
> > would appreciate help from anyone that might have a suggestion.
> >
> > I've looked at the code and can find nothing wrong, as I said, ASCII
> > and XML serialization works flawlessly
> >
> > I'm using Visual Studio 8 with Boost 1.33.1.
> 
> 
> 
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