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  /external/webrtc/webrtc/common_audio/signal_processing/
levinson_durbin.c 37 int32_t temp1W32, temp2W32, temp3W32;
46 temp1W32 = WEBRTC_SPL_LSHIFT_W32(R[i], norm);
48 R_hi[i] = (int16_t)(temp1W32 >> 16);
49 R_low[i] = (int16_t)((temp1W32 - ((int32_t)R_hi[i] << 16)) >> 1);
57 temp1W32 = WebRtcSpl_DivW32HiLow(temp3W32, R_hi[0], R_low[0]); // abs(R[1])/R[0] in Q31
61 temp1W32 = -temp1W32;
65 K_hi = (int16_t)(temp1W32 >> 16);
66 K_low = (int16_t)((temp1W32 - ((int32_t)K_hi << 16)) >> 1);
71 temp1W32 >>= 4; // A[1] in Q27
    [all...]
  /external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/
lpc_masking_model.c 83 int32_t temp1W32, temp2W32, temp3W32;
91 temp1W32 = R[i] << norm;
93 R_hi[i] = (int16_t)(temp1W32 >> 16);
94 R_low[i] = (int16_t)((temp1W32 - ((int32_t)R_hi[i] << 16)) >> 1);
101 temp1W32 = WebRtcSpl_DivW32HiLow(temp3W32, R_hi[0], R_low[0]); /* abs(R[1])/R[0] in Q31 */
104 temp1W32 = -temp1W32;
108 K_hi = (int16_t)(temp1W32 >> 16);
109 K_low = (int16_t)((temp1W32 - ((int32_t)K_hi << 16)) >> 1);
114 temp1W32 >>= 4; /* A[1] in Q27. *
    [all...]

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