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/external/webrtc/modules/audio_coding/codecs/ilbc/
Dchebyshev.c34 int16_t b1_high, b1_low; /* Use the high, low format to increase the accuracy */ in WebRtcIlbcfix_Chebyshev() local
48 b1_high = (int16_t)(tmp1W32 >> 16); in WebRtcIlbcfix_Chebyshev()
49 b1_low = (int16_t)((tmp1W32 - ((int32_t)b1_high << 16)) >> 1); in WebRtcIlbcfix_Chebyshev()
52 tmp1W32 = ((b1_high * x + ((b1_low * x) >> 15)) << 2) - b2 + (f[i] << 14); in WebRtcIlbcfix_Chebyshev()
59 b1_high = (int16_t)(tmp1W32 >> 16); in WebRtcIlbcfix_Chebyshev()
60 b1_low = (int16_t)((tmp1W32 - ((int32_t)b1_high << 16)) >> 1); in WebRtcIlbcfix_Chebyshev()
63 tmp1W32 = ((b1_high * x) << 1) + (((b1_low * x) >> 15) << 1) - in WebRtcIlbcfix_Chebyshev()