trellis_viterbi_s Class Reference

#include <trellis_viterbi_s.h>

Inheritance diagram for trellis_viterbi_s:

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Collaboration diagram for trellis_viterbi_s:

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List of all members.

Public Member Functions

fsm FSM () const
int K () const
int S0 () const
int SK () const
void forecast (int noutput_items, gr_vector_int &ninput_items_required)
 Estimate input requirements given output request.
int general_work (int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 compute output items from input items

Friends

trellis_viterbi_s_sptr trellis_make_viterbi_s (const fsm &FSM, int K, int S0, int SK)


Member Function Documentation

void trellis_viterbi_s::forecast ( int  noutput_items,
gr_vector_int ninput_items_required 
) [virtual]

Estimate input requirements given output request.

Parameters:
noutput_items number of output items to produce
ninput_items_required number of input items required on each input stream
Given a request to product noutput_items, estimate the number of data items required on each input stream. The estimate doesn't have to be exact, but should be close.

Reimplemented from gr_block.

fsm trellis_viterbi_s::FSM (  )  const [inline]

int trellis_viterbi_s::general_work ( int  noutput_items,
gr_vector_int ninput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

compute output items from input items

Parameters:
noutput_items number of output items to write on each output stream
ninput_items number of input items available on each input stream
input_items vector of pointers to the input items, one entry per input stream
output_items vector of pointers to the output items, one entry per output stream
Returns:
number of items actually written to each output stream, or -1 on EOF. It is OK to return a value less than noutput_items. -1 <= return value <= noutput_items
general_work must call consume or consume_each to indicate how many items were consumed on each input stream.

Implements gr_block.

int trellis_viterbi_s::K (  )  const [inline]

int trellis_viterbi_s::S0 (  )  const [inline]

int trellis_viterbi_s::SK (  )  const [inline]


Friends And Related Function Documentation

trellis_viterbi_s_sptr trellis_make_viterbi_s ( const fsm FSM,
int  K,
int  S0,
int  SK 
) [friend]


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

Generated on Thu Mar 5 09:03:27 2009 for GNU Radio 3.1.3 by  doxygen 1.5.8