prune-special.h File Reference
#include "fst/fstlib.h"
#include "fstext/lattice-weight.h"
#include "fstext/factor.h"
#include "fstext/prune-special-inl.h"
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 For an extended explanation of the framework of which grammar-fsts are a part, please see Support for grammars and graphs with on-the-fly parts. (i.e.


template<class Arc >
void PruneSpecial (const Fst< Arc > &ifst, VectorFst< Arc > *ofst, typename Arc::Weight beam, size_t max_states=0)
 The function PruneSpecial is like the standard OpenFst function "prune", except it does not expand the entire "ifst"- this is useful for cases where ifst is an on-demand FST such as a ComposeFst and we don't want to visit it all. More...