Cross Reference: /frameworks/av/media/libeffects/lvm/lib/Common/src/BQ_2I_D16F32C15_TRC_WRA

Lines Matching refs:pBiquadState
25  pBiquadState->coefs[0] is A2, pBiquadState->coefs[1] is A1
26  pBiquadState->coefs[2] is A0, pBiquadState->coefs[3] is -B2
27  pBiquadState->coefs[4] is -B1, these are in Q15 format
30  pBiquadState->pDelays[0] is x(n-1)L in Q0 format
31  pBiquadState->pDelays[1] is x(n-1)R in Q0 format
32  pBiquadState->pDelays[2] is x(n-2)L in Q0 format
33  pBiquadState->pDelays[3] is x(n-2)R in Q0 format
34  pBiquadState->pDelays[4] is y(n-1)L in Q16 format
35  pBiquadState->pDelays[5] is y(n-1)R in Q16 format
36  pBiquadState->pDelays[6] is y(n-2)L in Q16 format
37  pBiquadState->pDelays[7] is y(n-2)R in Q16 format
47         PFilter_State pBiquadState = (PFilter_State) pInstance;
57             ynL=(LVM_INT32)pBiquadState->coefs[0]* pBiquadState->pDelays[2];
60             ynL+=(LVM_INT32)pBiquadState->coefs[1]* pBiquadState->pDelays[0];
63             ynL+=(LVM_INT32)pBiquadState->coefs[2]* (*pDataIn);
66             MUL32x16INTO32(pBiquadState->pDelays[6],pBiquadState->coefs[3],templ,16)
70             MUL32x16INTO32(pBiquadState->pDelays[4],pBiquadState->coefs[4],templ,16)
77             ynR=(LVM_INT32)pBiquadState->coefs[0]*pBiquadState->pDelays[3];
80             ynR+=(LVM_INT32)pBiquadState->coefs[1]*pBiquadState->pDelays[1];
83             ynR+=(LVM_INT32)pBiquadState->coefs[2]*(*(pDataIn+1));
86             MUL32x16INTO32(pBiquadState->pDelays[7],pBiquadState->coefs[3],templ,16)
90             MUL32x16INTO32(pBiquadState->pDelays[5],pBiquadState->coefs[4],templ,16)
96             pBiquadState->pDelays[7]=pBiquadState->pDelays[5]; /* y(n-2)R=y(n-1)R*/
97             pBiquadState->pDelays[6]=pBiquadState->pDelays[4]; /* y(n-2)L=y(n-1)L*/
98             pBiquadState->pDelays[3]=pBiquadState->pDelays[1]; /* x(n-2)R=x(n-1)R*/
99             pBiquadState->pDelays[2]=pBiquadState->pDelays[0]; /* x(n-2)L=x(n-1)L*/
100             pBiquadState->pDelays[5]=ynR<<1; /* Update y(n-1)R in Q16*/
101             pBiquadState->pDelays[4]=ynL<<1; /* Update y(n-1)L in Q16*/
102             pBiquadState->pDelays[0]=(*pDataIn); /* Update x(n-1)L in Q0*/
104             pBiquadState->pDelays[1]=(*pDataIn); /* Update x(n-1)R in Q0*/