Searched refs:negativeA1 (Results 1 – 1 of 1) sorted by relevance
| /system/media/audio_utils/include/audio_utils/ |
| D | BiquadFilter.h | 118 D b0, b1, b2, negativeA1, negativeA2; in biquad_filter_1fast() local
124 negativeA1 = -coefs[3]; in biquad_filter_1fast()
132 negativeA1 = -coefs[3 * localStride]; in biquad_filter_1fast()
151 s1n1 = (OCCUPANCY >> 1 & 1) * b1 * xn + (OCCUPANCY >> 3 & 1) * negativeA1 * yn + s2n1; in biquad_filter_1fast()
202 T b0, b1, b2, negativeA1, negativeA2; in biquad_filter_neon_impl() local
207 negativeA1 = vneg(vdupn<T>(coefs[3])); in biquad_filter_neon_impl()
215 negativeA1 = vneg(vld1<T>(coefs + localStride * 3)); in biquad_filter_neon_impl()
232 s1 = vmla(s1, negativeA1, yn); in biquad_filter_neon_impl()
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