#include <gr_fractional_interpolator.h>
Inheritance diagram for gr_fractional_interpolator:
Public Member Functions | |
~gr_fractional_interpolator () | |
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 | |
Protected Member Functions | |
gr_fractional_interpolator (float phase_shift, float interp_ratio) | |
Friends | |
gr_fractional_interpolator_sptr | gr_make_fractional_interpolator (float phase_shift, float interp_ratio) |
gr_fractional_interpolator::~gr_fractional_interpolator | ( | ) |
gr_fractional_interpolator::gr_fractional_interpolator | ( | float | phase_shift, | |
float | interp_ratio | |||
) | [protected] |
void gr_fractional_interpolator::forecast | ( | int | noutput_items, | |
gr_vector_int & | ninput_items_required | |||
) | [virtual] |
Estimate input requirements given output request.
noutput_items | number of output items to produce | |
ninput_items_required | number of input items required on each input stream |
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.
int gr_fractional_interpolator::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
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 |
Implements gr_block.
gr_fractional_interpolator_sptr gr_make_fractional_interpolator | ( | float | phase_shift, | |
float | interp_ratio | |||
) | [friend] |