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  /external/webrtc/src/modules/audio_coding/codecs/isac/fix/source/
lattice.c 101 WebRtc_Word16 cthQ15[MAX_AR_MODEL_ORDER];
130 WebRtcSpl_SqrtOfOneMinusXSquared(sthQ15, orderCoef, cthQ15);
139 gain32 = WEBRTC_SPL_MUL_16_32_RSFT15(cthQ15[k], gain32); //Q15*Q(17+gain_sh)>>15 = Q(17+gain_sh)
140 inv_cthQ16[k] = WebRtcSpl_DivW32W16((WebRtc_Word32)2147483647, cthQ15[k]); // 1/cth[k] in Q31/Q15 = Q16
171 tmp32 = WEBRTC_SPL_MUL_16_32_RSFT15(cthQ15[i-1], stateGQ15[i-1]); //Q15*Q15>>15 = Q15
184 WebRtcIsacfix_FilterMaLoopFix(sthQ15[k], cthQ15[k], inv_cthQ16[k],
226 WebRtc_Word16 cthQ15[MAX_AR_MODEL_ORDER];
254 WebRtcSpl_SqrtOfOneMinusXSquared(sthQ15, orderCoef, cthQ15);
265 tmp32 = WEBRTC_SPL_MUL_16_32_RSFT15(cthQ15[k], tmp32); // Q15*Q27>>15 = Q27
287 tmp32 = WEBRTC_SPL_RSHIFT_W32(((WEBRTC_SPL_MUL_16_16(cthQ15[i],ARfQ0vec[0])) - (WEBRTC_SPL_MUL_16_16(sthQ15[i],stateGQ0[i])) + 16384), 15)
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