GNU Radio 3.6.3 C++ API
gr_fir_ccf_armv7_a.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2008,2009,2011 Free Software Foundation, Inc.
4  *
5  * This file is part of GNU Radio
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7  * GNU Radio is free software; you can redistribute it and/or modify
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21 #ifndef INCLUDED_GR_FIR_CCF_ARMV7_A_H
22 #define INCLUDED_GR_FIR_CCF_ARMV7_A_H
23 
24 #include <gr_fir_ccf_generic.h>
25 
26 /*!
27  * \brief armv7_a using NEON coprocessor version of gr_fir_ccf
28  */
29 class gr_fir_ccf_armv7_a : public gr_fir_ccf_generic
30 {
31 protected:
32 
33  size_t d_naligned_taps; // number of taps (multiple of 4)
34  float *d_aligned_taps; // 16-byte aligned, and zero padded to multiple of 4
35 
36 public:
38  gr_fir_ccf_armv7_a(const std::vector<float> &taps);
40 
41  virtual void set_taps (const std::vector<float> &taps);
42  virtual gr_complex filter (const gr_complex input[]);
43 };
44 
45 #endif /* INCLUDED_GR_FIR_CCF_ARMV7_A*_H */