FasterDecoder::Token Class Reference

#include <faster-decoder.h>

Collaboration diagram for FasterDecoder::Token:

Public Member Functions
	Token (const Arc &arc, BaseFloat ac_cost, Token *prev)
	Token (const Arc &arc, Token *prev)
bool	operator< (const Token &other)

Static Public Member Functions
static void	TokenDelete (Token *tok)

Public Attributes
Arc	arc_
Token *	prev_
int32	ref_count_
double	cost_

Detailed Description

Definition at line 106 of file faster-decoder.h.

Constructor & Destructor Documentation

Token() [1/2]

Token ( const Arc &  arc, BaseFloat  ac_cost, Token *  prev  )

inline

Definition at line 116 of file faster-decoder.h.

References FasterDecoder::Token::cost_, and FasterDecoder::Token::ref_count_.

                                                                :
        arc_(arc), prev_(prev), ref_count_(1) {
      if (prev) {
        prev->ref_count_++;
        cost_ = prev->cost_ + arc.weight.Value() + ac_cost;
      } else {
        cost_ = arc.weight.Value() + ac_cost;
      }
    }

Token() [2/2]

Token ( const Arc &  arc, Token *  prev  )

inline

Definition at line 125 of file faster-decoder.h.

References FasterDecoder::Token::cost_, and FasterDecoder::Token::ref_count_.

                                             :
        arc_(arc), prev_(prev), ref_count_(1) {
      if (prev) {
        prev->ref_count_++;
        cost_ = prev->cost_ + arc.weight.Value();
      } else {
        cost_ = arc.weight.Value();
      }
    }

Member Function Documentation

operator<()

bool operator< ( const Token &  other )

inline

Definition at line 134 of file faster-decoder.h.

References FasterDecoder::Token::cost_.

                                                {
      return cost_ > other.cost_;
    }

TokenDelete()

static void TokenDelete ( Token *  tok )

inlinestatic

Definition at line 138 of file faster-decoder.h.

References KALDI_ASSERT, FasterDecoder::Token::prev_, and FasterDecoder::Token::ref_count_.

Referenced by FasterDecoder::ClearToks(), FasterDecoder::ProcessEmitting(), and FasterDecoder::ProcessNonemitting().

                                               {
      while (--tok->ref_count_ == 0) {
        Token *prev = tok->prev_;
        delete tok;
        if (prev == NULL) return;
        else tok = prev;
      }
#ifdef KALDI_PARANOID
      KALDI_ASSERT(tok->ref_count_ > 0);
#endif
    }

Member Data Documentation

arc_

Arc arc_

Definition at line 108 of file faster-decoder.h.

Referenced by FasterDecoder::GetBestPath(), OnlineFasterDecoder::MakeLattice(), FasterDecoder::ProcessEmitting(), FasterDecoder::ProcessNonemitting(), OnlineFasterDecoder::TracebackNFrames(), and OnlineFasterDecoder::UpdateImmortalToken().

cost_

double cost_

Definition at line 115 of file faster-decoder.h.

Referenced by FasterDecoder::GetBestPath(), OnlineFasterDecoder::MakeLattice(), FasterDecoder::Token::operator<(), FasterDecoder::ProcessEmitting(), FasterDecoder::ProcessNonemitting(), FasterDecoder::Token::Token(), and OnlineFasterDecoder::TracebackNFrames().

prev_

Token* prev_

Definition at line 111 of file faster-decoder.h.

Referenced by FasterDecoder::GetBestPath(), OnlineFasterDecoder::MakeLattice(), FasterDecoder::Token::TokenDelete(), OnlineFasterDecoder::TracebackNFrames(), and OnlineFasterDecoder::UpdateImmortalToken().

ref_count_

int32 ref_count_

Definition at line 112 of file faster-decoder.h.

Referenced by FasterDecoder::Token::Token(), and FasterDecoder::Token::TokenDelete().

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The documentation for this class was generated from the following file:

• decoder/faster-decoder.h