GNU Radio 3.6.4.1 C++ API
gr_goertzel_fc Class Reference

Goertzel single-bin DFT calculation. More...

#include <gr_goertzel_fc.h>

Inheritance diagram for gr_goertzel_fc:
gr_sync_decimator gr_sync_block gr_block gr_basic_block gr_msg_accepter gruel::msg_accepter

Public Member Functions

int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 just like gr_block::general_work, only this arranges to call consume_each for you More...
 
void set_freq (float freq)
 
void set_rate (int rate)
 
- Public Member Functions inherited from gr_sync_decimator
unsigned decimation () const
 
void set_decimation (unsigned decimation)
 
void forecast (int noutput_items, gr_vector_int &ninput_items_required)
 Estimate input requirements given output request. More...
 
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 More...
 
int fixed_rate_ninput_to_noutput (int ninput)
 Given ninput samples, return number of output samples that will be produced. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this. More...
 
int fixed_rate_noutput_to_ninput (int noutput)
 Given noutput samples, return number of input samples required to produce noutput. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this. More...
 

Friends

GR_CORE_API gr_goertzel_fc_sptr gr_make_goertzel_fc (int rate, int len, float freq)
 

Additional Inherited Members

- Public Types inherited from gr_block
enum  { WORK_CALLED_PRODUCE = -2, WORK_DONE = -1 }
 Magic return values from general_work. More...
 
enum  tag_propagation_policy_t { TPP_DONT = 0, TPP_ALL_TO_ALL = 1, TPP_ONE_TO_ONE = 2 }
 
- Protected Types inherited from gr_basic_block
enum  vcolor { WHITE, GREY, BLACK }
 
- Protected Member Functions inherited from gr_sync_decimator
 gr_sync_decimator (void)
 
 gr_sync_decimator (const std::string &name, gr_io_signature_sptr input_signature, gr_io_signature_sptr output_signature, unsigned decimation)
 
- Protected Attributes inherited from gr_block
std::vector< long > d_max_output_buffer
 
std::vector< long > d_min_output_buffer
 
gruel::mutex d_setlock
 

Detailed Description

Goertzel single-bin DFT calculation.

Member Function Documentation

void gr_goertzel_fc::set_freq ( float  freq)
void gr_goertzel_fc::set_rate ( int  rate)
int gr_goertzel_fc::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
)
virtual

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.

Friends And Related Function Documentation

GR_CORE_API gr_goertzel_fc_sptr gr_make_goertzel_fc ( int  rate,
int  len,
float  freq 
)
friend

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