void Entry::Encode(Node * cnode, ArithmeticCoderC * mAc)
{
std::string str;
std::vector<std::string> del_symb_copy;
Interval *interval = new Interval();
std::vector<Node*> *sorted_children = new std::vector<Node*>;
str = ReturnSymbolOrESC(); // Returns which string will be encoded: an escape or a symbol
interval->FindTotal(*del_symb, cnode);
del_symb_copy = *del_symb;
del_symb->clear();
*sorted_children = cnode->Node::GetSortedChildren(del_symb_copy, del_symb);
interval->FindLowHigh(str, sorted_children, cnode);
UpdateProb(*interval);
//std::clog << "symbol: " << str << " - low = " << interval->getLow() << ", high = " << interval->getHigh() << ", total = " << interval->getTotal() << std::endl;
mAc->Encode(interval->getLow(), interval->getHigh(), interval->getTotal());
delete interval;
delete sorted_children;
}
int Entry::Encode(int alphabet_size, ArithmeticCoderC * mAc)
{
int high = alphabet_size;
int low = --alphabet_size;
Interval * interval = new Interval(low, high, high);
UpdateProb(*interval);
//std::clog << "symbol:" << symbol << " - low = " << low << ", high = " << high << ", total = " << high << std::endl;
mAc->Encode(interval->getLow(), interval->getHigh(), interval->getTotal());
delete interval;
return alphabet_size;
}
void Entry::UpdateProb(Interval interval)
{
prob->push_back((double) (interval.getHigh() - interval.getLow()) / interval.getTotal());
}
