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

/external/webrtc/webrtc/common_audio/signal_processing/
Dlevinson_durbin.c27 int16_t R_hi[SPL_LEVINSON_MAXORDER + 1], R_low[SPL_LEVINSON_MAXORDER + 1]; in WebRtcSpl_LevinsonDurbin() local
48 R_hi[i] = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonDurbin()
49 R_low[i] = (int16_t)((temp1W32 - ((int32_t)R_hi[i] << 16)) >> 1); in WebRtcSpl_LevinsonDurbin()
54 temp2W32 = WEBRTC_SPL_LSHIFT_W32((int32_t)R_hi[1],16) in WebRtcSpl_LevinsonDurbin()
57 temp1W32 = WebRtcSpl_DivW32HiLow(temp3W32, R_hi[0], R_low[0]); // abs(R[1])/R[0] in Q31 in WebRtcSpl_LevinsonDurbin()
89 temp1W32 = (R_hi[0] * tmp_hi + (R_hi[0] * tmp_low >> 15) + in WebRtcSpl_LevinsonDurbin()
115 temp1W32 += (R_hi[j] * A_hi[i - j] << 1) + in WebRtcSpl_LevinsonDurbin()
116 (((R_hi[j] * A_low[i - j] >> 15) + in WebRtcSpl_LevinsonDurbin()
121 temp1W32 += (WEBRTC_SPL_LSHIFT_W32((int32_t)R_hi[i], 16) in WebRtcSpl_LevinsonDurbin()
/external/webrtc/webrtc/modules/audio_coding/codecs/isac/fix/source/
Dlpc_masking_model.c73 int16_t R_hi[LEVINSON_MAX_ORDER+1], R_low[LEVINSON_MAX_ORDER+1]; in WebRtcSpl_LevinsonW32_JSK() local
93 R_hi[i] = (int16_t)(temp1W32 >> 16); in WebRtcSpl_LevinsonW32_JSK()
94 R_low[i] = (int16_t)((temp1W32 - ((int32_t)R_hi[i] << 16)) >> 1); in WebRtcSpl_LevinsonW32_JSK()
99 temp2W32 = (R_hi[1] << 16) + (R_low[1] << 1); /* R[1] in Q31 */ in WebRtcSpl_LevinsonW32_JSK()
101 temp1W32 = WebRtcSpl_DivW32HiLow(temp3W32, R_hi[0], R_low[0]); /* abs(R[1])/R[0] in Q31 */ in WebRtcSpl_LevinsonW32_JSK()
132 temp1W32 = (R_hi[0] * tmp_hi + ((R_hi[0] * tmp_low) >> 15) + in WebRtcSpl_LevinsonW32_JSK()
160 temp1W32 += ((R_hi[j] * A_hi[i - j]) << 1) + in WebRtcSpl_LevinsonW32_JSK()
161 ((((R_hi[j] * A_low[i - j]) >> 15) + in WebRtcSpl_LevinsonW32_JSK()
166 temp1W32 += (R_hi[i] << 16) + (R_low[i] << 1); in WebRtcSpl_LevinsonW32_JSK()