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    Searched refs:fftdata (Results 1 - 7 of 7) sorted by null

  /external/srec/srec/include/
fft.h 40 int place_sample_data(fft_info *fft, fftdata *seq, fftdata *smooth, int num);
sp_fft.h 186 #define DATA_BITS 16 /*number of significant bits in fftdata*/
189 typedef fftdata trigonomydata;
220 fftdata *real;
221 fftdata *imag;
271 void do_real_fft(srfft* pthis, unsigned length, fftdata* data);
291 void do_real_ifft(srfft* pthis, unsigned length, fftdata* data);
front.h 90 fftdata *prebuff; /* buffer for preemphasised data */
91 fftdata *prerefbuff; /* buffer for preemphasised data outgoing */
163 fftdata peakpickup;
164 fftdata peakpickdown;
167 fftdata fcb[NF];
168 fftdata *fc;
170 fftdata fcscl[NF+1], framp[NP+1];
171 fftdata *ham;
fronttyp.h 26 typedef int fftdata; /* TODO: Swap in fixed point datatype when working */ typedef
  /external/srec/srec/cfront/
spec_anl.c 44 //static void mask_fft_taps(fftdata *data, int num, front_freq *freqobj);
46 void peakpick(front_freq *freqobj, fftdata *density, int num_freq);
47 void magsq(fftdata *x, fftdata *y, fftdata *z, int ns);
49 void preemph(fftdata *data, int window_len, samdata *wav_data,
52 void filtbank(front_freq *freqobj, fftdata *density, cepdata *fbo);
143 void preemph(fftdata *data, int window_len, samdata *wav_data,
162 sizeof(fftdata));
170 data[i] = (fftdata) wav_data[i]
    [all...]
sp_fft.c 93 fftdata c, fftdata d,
94 fftdata* real, fftdata* imag)
108 static PINLINE int data_bits(const int length, fftdata data[])
358 static PINLINE void four_point_fft1(fftdata* data)
360 fftdata r0, r1, r2;
406 static PINLINE void two_point_fft1(fftdata* data)
408 fftdata r0, r1;
425 fftdata* data
    [all...]
frontobj.c 54 static void hamming_window(fftdata *ham, int win_len);
170 channel->prebuff = (fftdata *) CALLOC(freqobj->window_length + 1,
171 sizeof(fftdata), "cfront.prebuff");
172 channel->prerefbuff = (fftdata *) CALLOC(freqobj->window_length + 1,
173 sizeof(fftdata), "cfront.prerefbuff");
256 memset(channel->prebuff, 0x00, channel->buff_size * sizeof(fftdata));
257 memset(channel->prerefbuff, 0x00, channel->buff_size * sizeof(fftdata));
396 freqobj->peakpickup = (fftdata) fixed_point_convert(t, COEFDATA_SHIFT);
400 freqobj->peakpickdown = (fftdata) fixed_point_convert(t, COEFDATA_SHIFT);
413 freqobj->fc[-1] = (fftdata) freqobj->low_cut; /* 1st channel at cutoff *
    [all...]

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