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/external/webrtc/webrtc/modules/audio_processing/aecm/
H A Daecm_core.c648 // - filtOld : Previous filtered value.
657 int16_t WebRtcAecm_AsymFilt(const int16_t filtOld, const int16_t inVal, argument
663 if ((filtOld == WEBRTC_SPL_WORD16_MAX) | (filtOld == WEBRTC_SPL_WORD16_MIN))
667 retVal = filtOld;
668 if (filtOld > inVal)
670 retVal -= (filtOld - inVal) >> stepSizeNeg;
673 retVal += (inVal - filtOld) >> stepSizePos;

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