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  /external/webrtc/webrtc/common_audio/signal_processing/
levinson_durbin.c 33 int16_t K_hi, K_low;
65 K_hi = (int16_t)(temp1W32 >> 16);
66 K_low = (int16_t)((temp1W32 - ((int32_t)K_hi << 16)) >> 1);
69 K[0] = K_hi;
79 temp1W32 = ((K_hi * K_low >> 14) + K_hi * K_hi) << 1; // = k^2 in Q31
151 K_hi = (int16_t)(temp3W32 >> 16);
152 K_low = (int16_t)((temp3W32 - ((int32_t)K_hi << 16)) >> 1);
155 K[i - 1] = K_hi;
    [all...]
  /external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/
lpc_masking_model.c 79 int16_t K_hi, K_low; /* reflection coefficient in high precision */
108 K_hi = (int16_t)(temp1W32 >> 16);
109 K_low = (int16_t)((temp1W32 - ((int32_t)K_hi << 16)) >> 1);
112 K[0] = K_hi;
122 temp1W32 = (((K_hi * K_low) >> 14) + K_hi * K_hi) << 1; /* = k^2 in Q31 */
192 K_hi = (int16_t)(temp3W32 >> 16);
193 K_low = (int16_t)((temp3W32 - ((int32_t)K_hi << 16)) >> 1);
196 K[i-1] = K_hi;
    [all...]

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