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

/external/webrtc/src/common_audio/signal_processing/
Dlevinson_durbin.c35 WebRtc_Word16 Alpha_hi, Alpha_low, Alpha_exp; in WebRtcSpl_LevinsonDurbin() local
102 Alpha_hi = (WebRtc_Word16)WEBRTC_SPL_RSHIFT_W32(temp1W32, 16); in WebRtcSpl_LevinsonDurbin()
104 - WEBRTC_SPL_LSHIFT_W32((WebRtc_Word32)Alpha_hi, 16)), 1); in WebRtcSpl_LevinsonDurbin()
133 temp3W32 = WebRtcSpl_DivW32HiLow(temp2W32, Alpha_hi, Alpha_low); // abs(temp1W32)/Alpha in WebRtcSpl_LevinsonDurbin()
218 temp1W32 = ((WEBRTC_SPL_MUL_16_16(Alpha_hi, tmp_hi) in WebRtcSpl_LevinsonDurbin()
219 + (WEBRTC_SPL_MUL_16_16(Alpha_hi, tmp_low) >> 15) in WebRtcSpl_LevinsonDurbin()
227 Alpha_hi = (WebRtc_Word16)WEBRTC_SPL_RSHIFT_W32(temp1W32, 16); in WebRtcSpl_LevinsonDurbin()
229 - WEBRTC_SPL_LSHIFT_W32((WebRtc_Word32)Alpha_hi, 16)), 1); in WebRtcSpl_LevinsonDurbin()
/external/webrtc/src/modules/audio_coding/codecs/isac/fix/source/
Dlpc_masking_model.c80 WebRtc_Word16 Alpha_hi, Alpha_low, Alpha_exp; /* Prediction gain Alpha in high precision in WebRtcSpl_LevinsonW32_JSK() local
142 Alpha_hi = (WebRtc_Word16) WEBRTC_SPL_RSHIFT_W32(temp1W32, 16); in WebRtcSpl_LevinsonW32_JSK()
143 …c_Word16)WEBRTC_SPL_RSHIFT_W32((temp1W32 - WEBRTC_SPL_LSHIFT_W32((WebRtc_Word32)Alpha_hi, 16)), 1); in WebRtcSpl_LevinsonW32_JSK()
174 temp3W32 = WebRtcSpl_DivW32HiLow(temp2W32, Alpha_hi, Alpha_low); /* abs(temp1W32)/Alpha */ in WebRtcSpl_LevinsonW32_JSK()
249 temp1W32 = WEBRTC_SPL_LSHIFT_W32(( WEBRTC_SPL_MUL_16_16(Alpha_hi, tmp_hi) + in WebRtcSpl_LevinsonW32_JSK()
250 … WEBRTC_SPL_RSHIFT_W32(WEBRTC_SPL_MUL_16_16(Alpha_hi, tmp_low), 15) + in WebRtcSpl_LevinsonW32_JSK()
258 Alpha_hi = (WebRtc_Word16) WEBRTC_SPL_RSHIFT_W32(temp1W32, 16); in WebRtcSpl_LevinsonW32_JSK()
259 …c_Word16)WEBRTC_SPL_RSHIFT_W32((temp1W32 - WEBRTC_SPL_LSHIFT_W32((WebRtc_Word32)Alpha_hi, 16)), 1); in WebRtcSpl_LevinsonW32_JSK()