Searched refs:B1 (Results 1 - 23 of 23) sorted by relevance

/frameworks/av/media/libeffects/lvm/lib/Common/src/
H A DFilters.h34 * Biquad with coefficients A0, A1, A2, B1 and B2 coefficients
42 LVM_INT16 B1; member in struct:__anon164
49 * Biquad with coefficients A0, A1 and B1 coefficients
56 LVM_INT16 B1; member in struct:__anon165
H A DBP_1I_D16F16Css_TRC_WRA_01_Init.c50 pBiquadState->coefs[2]=pCoef->B1;
H A DBP_1I_D16F32Cll_TRC_WRA_01_Init.c60 pBiquadState->coefs[2] = pCoef->B1;
H A DBP_1I_D32F32Cll_TRC_WRA_02_Init.c51 pBiquadState->coefs[2]=pCoef->B1;
H A DLVM_FO_HPF.c35 /* B1 = (tan(w/2) - 1 ) / (tan(w/2) + 1 ) */
36 /* A0 = (1 - B1) / 2 */
39 /* The value of B1 is then calculated directly from the value w by a */
91 pCoeffs->B1=-Y; /* Store -B1 in filter structure instead of B1!*/
92 /* A0=(1-B1)/2= B1/2 - 0.5*/
93 Y=Y>>1; /* A0=Y=B1/2*/
94 Y=Y-0x40000000; /* A0=Y=(B1/
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H A DLVM_FO_LPF.c35 /* B1 = (tan(w/2) - 1 ) / (tan(w/2) + 1 ) */
36 /* A0 = (1 + B1) / 2 */
39 /* The value of B1 is then calculated directly from the value w by a */
89 pCoeffs->B1=-Y; // Store -B1 in filter structure instead of B1!
90 // A0=(1+B1)/2= B1/2 + 0.5
91 Y=Y>>1; // A0=Y=B1/2
92 Y=Y+0x40000000; // A0=Y=(B1/
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H A DPK_2I_D32F32CllGss_TRC_WRA_01_Init.c33 pBiquadState->coefs[2]=pCoef->B1;
H A DPK_2I_D32F32CssGss_TRC_WRA_01_Init.c32 pBiquadState->coefs[2]=pCoef->B1;
H A DFO_1I_D16F16Css_TRC_WRA_01_Init.c53 temp=pCoef->B1;
H A DFO_1I_D32F32Cll_TRC_WRA_01_Init.c52 temp=pCoef->B1;
H A DFO_2I_D16F32Css_LShx_TRC_WRA_01_Init.c52 temp=pCoef->B1;
H A DBQ_1I_D16F16Css_TRC_WRA_01_Init.c56 temp=pCoef->B1;
H A DBQ_1I_D16F32Css_TRC_WRA_01_init.c57 temp=pCoef->B1;
H A DBQ_2I_D16F16Css_TRC_WRA_01_Init.c57 temp=pCoef->B1;
H A DBQ_2I_D16F32Css_TRC_WRA_01_init.c56 temp=pCoef->B1;
H A DBQ_2I_D32F32Cll_TRC_WRA_01_Init.c56 temp=pCoef->B1;
/frameworks/av/media/libeffects/lvm/lib/Eq/src/
H A DLVEQNB_CalcCoef.c103 LVM_INT32 B1; local
153 * Calculate the B1 and A0 coefficients
155 B1 = (0x40000000 - B2); /* B1 = (0.5 - b2/2) */
156 A0 = ((B1 >> 16) * (CosErr >> 10)) >> 6; /* Temporary storage for (0.5 - b2/2) * coserr(t0) */
157 B1 -= A0; /* B1 = (0.5 - b2/2) * (1 - coserr(t0)) */
164 pCoefficients->B1 = B1;
234 LVM_INT32 B1; local
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/frameworks/av/media/libeffects/lvm/lib/Common/lib/
H A DBIQUAD.h49 LVM_INT16 B1; /* -b1! */ member in struct:__anon139
58 LVM_INT32 B1; /* -b1! */ member in struct:__anon140
66 LVM_INT16 B1; /* -b1! */ member in struct:__anon141
73 LVM_INT32 B1; /* -b1! */ member in struct:__anon142
81 LVM_INT16 B1; /* -b1! */ member in struct:__anon143
90 LVM_INT16 B1; /* -b1! */ member in struct:__anon144
97 LVM_INT32 B1; /* -b1! */ member in struct:__anon145
105 LVM_INT16 B1; /* -b1! */ member in struct:__anon146
113 LVM_INT32 B1; /* -b1! */ member in struct:__anon147
/frameworks/av/media/libeffects/lvm/lib/StereoWidening/src/
H A DLVCS_StereoEnhancer.c81 CoeffsMid.B1 = (LVM_INT16)-LVCS_SEMidCoefTable[Offset].B1;
107 CoeffsSide.B1 = (LVM_INT16)-pSESideCoefs[Offset].B1;
H A DLVCS_Equaliser.c86 Coeffs.B1 = (LVM_INT16)-pEqualiserCoefTable[Offset].B1;
H A DLVCS_ReverbGenerator.c104 Coeffs.B1 = (LVM_INT16)-pReverbCoefTable[Offset].B1;
/frameworks/av/media/libeffects/lvm/lib/SpectrumAnalyzer/src/
H A DLVPSA_Control.c478 LVM_INT32 B1; local
531 B1 = ((0x40000000 - B2) >> 16) * (COS_T0 >> 16); /* B1 = (0.5 - b2) * cos(t0) */
538 pCoefficients->B1 = (LVM_INT16)(B1>>15);
601 LVM_INT32 B1; local
653 * Calculate the B1 and A0 coefficients
655 B1 = (0x40000000 - B2); /* B1 = (0.5 - b2) */
656 A0 = ((B1 >> 1
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/frameworks/av/media/libeffects/lvm/lib/Reverb/src/
H A DLVREV_ApplyNewSettings.c104 Coeffs.B1 = 0;
276 Coeffs.B1 = 0;

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