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    Searched refs:spx_cos_norm (Results 1 - 3 of 3) sorted by null

  /external/speex/libspeex/
_kiss_fft_guts.h 153 (x)->r = spx_cos_norm((phase));\
154 (x)->i = spx_cos_norm((phase)-32768);\
math_approx.h 45 #define spx_cos_norm(x) (cos((.5f*M_PI)*(x))) macro
216 static inline spx_word16_t spx_cos_norm(spx_word32_t x) function
preprocess.c 281 tmp = SQR16_Q15(QCONST16(.5f,15)-MULT16_16_P15(QCONST16(.5f,15),spx_cos_norm(SHL32(EXTEND32(x),2))));
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