void FrFeatureVectorMap::init(const FrFeatureVectorMap *oldmap)
{
m_self = 0 ;
init() ;
if (oldmap && oldmap->numFeatures() > 0)
{
m_featurecount = oldmap->numFeatures() ;
m_alloccount = oldmap->m_alloccount ;
m_names = FrNewN(char*,m_alloccount) ;
m_sort_order = FrNewN(unsigned,m_alloccount) ;
if (m_names && m_sort_order)
{
// copy the feature names from the old map
for (size_t i = 0 ; i < numFeatures() ; i++)
{
m_names[i] = FrDupString(oldmap->m_names[i]) ;
m_sort_order[i] = oldmap->m_sort_order[i] ;
}
}
else
{
FrFree(m_names) ;
m_names = 0 ;
FrFree(m_sort_order) ;
m_sort_order = 0 ;
FrNoMemory("while copying feature map") ;
m_featurecount = m_alloccount = 0 ;
}
}
FrFeatureVectorMap::~FrFeatureVectorMap()
{
delete m_allocator ;
m_allocator = 0 ;
for (size_t i = 0 ; i < numFeatures() ; i++)
FrFree(m_names[i]) ;
FrFree(m_names) ;
FrFree(m_sort_order) ;
delete m_protected ;
m_protected = 0 ;
m_self = 0 ;
return ;
}
string HogWrapper::summary() const
{
stringstream s;
s << "["<<numFeatures()<<" HOG features]";
return s.str();
}