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Searched refs:Alpha_hi (Results 1 – 2 of 2) sorted by relevance

/external/webrtc/common_audio/signal_processing/
Dlevinson_durbin.c37 int16_t Alpha_hi, Alpha_low, Alpha_exp; in WebRtcSpl_LevinsonDurbin() local
99 Alpha_hi = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonDurbin()
100 Alpha_low = (int16_t)((temp1W32 - ((int32_t)Alpha_hi << 16)) >> 1); in WebRtcSpl_LevinsonDurbin()
129 temp3W32 = WebRtcSpl_DivW32HiLow(temp2W32, Alpha_hi, Alpha_low); // abs(temp1W32)/Alpha in WebRtcSpl_LevinsonDurbin()
210 temp1W32 = (Alpha_hi * tmp_hi + (Alpha_hi * tmp_low >> 15) + in WebRtcSpl_LevinsonDurbin()
218 Alpha_hi = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonDurbin()
219 Alpha_low = (int16_t)((temp1W32 - ((int32_t)Alpha_hi << 16)) >> 1); in WebRtcSpl_LevinsonDurbin()
/external/webrtc/modules/audio_coding/codecs/isac/fix/source/
Dlpc_masking_model.c81 int16_t Alpha_hi, Alpha_low, Alpha_exp; /* Prediction gain Alpha in high precision in WebRtcSpl_LevinsonW32_JSK() local
140 Alpha_hi = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonW32_JSK()
141 Alpha_low = (int16_t)((temp1W32 - ((int32_t)Alpha_hi<< 16)) >> 1); in WebRtcSpl_LevinsonW32_JSK()
171 temp3W32 = WebRtcSpl_DivW32HiLow(temp2W32, Alpha_hi, Alpha_low); /* abs(temp1W32)/Alpha */ in WebRtcSpl_LevinsonW32_JSK()
243 temp1W32 = (Alpha_hi * tmp_hi + ((Alpha_hi * tmp_low) >> 15) + in WebRtcSpl_LevinsonW32_JSK()
251 Alpha_hi = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonW32_JSK()
252 Alpha_low = (int16_t)((temp1W32 - ((int32_t)Alpha_hi << 16)) >> 1); in WebRtcSpl_LevinsonW32_JSK()