Searched refs:beta0 (Results 1 – 2 of 2) sorted by relevance
| /external/opencv/cv/src/ |
| D | cvsurf.cpp | 364 float alpha0, beta0, sz0, scale0; in cvExtractSURF() local
416 beta0 = (float)sin(descriptor_dir); in cvExtractSURF()
423 float alpha1 = (alpha0 - beta0)*sqrt_2*0.5f, beta1 = (alpha0 + beta0)*sqrt_2*0.5f; in cvExtractSURF()
466 alpha0*scale0, beta0*scale0, center.x, in cvExtractSURF()
467 -beta0*scale0, alpha0*scale0, center.y in cvExtractSURF()
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| /external/speex/libspeex/ |
| D | mdf.c | 144 spx_word16_t beta0; member
436 st->beta0 = DIV32_16(SHL32(EXTEND32(st->frame_size), 16), st->sampling_rate); in speex_echo_state_init_mc()
439 st->beta0 = (2.0f*st->frame_size)/st->sampling_rate; in speex_echo_state_init_mc()
1080 tmp32 = MULT16_32_Q15(st->beta0,Syy); in speex_echo_cancellation()
1241 st->beta0 = DIV32_16(SHL32(EXTEND32(st->frame_size), 16), st->sampling_rate); in speex_echo_ctl()
1244 st->beta0 = (2.0f*st->frame_size)/st->sampling_rate; in speex_echo_ctl()
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