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    Searched refs:Gain (Results 1 - 14 of 14) sorted by null

  /frameworks/base/media/libeffects/lvm/lib/Common/src/
NonLinComp_D16.c 42 /* Gain (fractional) Gain (integer) Compression Pk-Pk THD */
52 /* Gain - compression control parameter */
64 void NonLinComp_D16(LVM_INT16 Gain,
91 * gain factor
98 Sample = (LVM_INT16)(Sample + ((Gain * (Sample - Temp)) >> 15));
102 Sample = (LVM_INT16)(Sample + ((Gain * (Sample + Temp)) >> 15));
  /frameworks/base/media/libeffects/lvm/lib/StereoWidening/src/
LVCS_Process.c 39 /* ----->| Stereo |->| Reverb |->| Equ |->| Alpha |-->| + |-| Gain |----> */
48 /* their gain to give a near peak to peak output (-0.1dBFS) with a worst case */
50 /* the gain block folloing the sum. */
200 LVM_INT16 Gain = pInstance->VolCorrect.CompMin;
204 Gain = (LVM_INT16)( pInstance->VolCorrect.CompMin
210 NonLinComp_D16(Gain, /* Compressor gain setting */
222 /* Large changes in Gain can cause clicks in output
223 Split data into small blocks and use interpolated gain values */
225 GainStep = (LVM_INT16)(((Gain-pInstance->CompressGain) * LVCS_COMPGAINFRAME)/NumSamples)
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LVCS_Control.c 128 LVM_UINT32 Gain;
130 Gain = (LVM_UINT32)(pOutputGainTable[Offset].Loss * LVM_MAXINT_16);
131 Gain = (LVM_UINT32)pOutputGainTable[Offset].UnprocLoss * (Gain >> 15);
132 Gain=Gain>>15;
134 * Apply the gain correction and shift, note the result is in Q3.13 format
136 Gain = (Gain * pInstance->VolCorrect.GainMin) >>12;
138 LVC_Mixer_Init(&pInstance->BypassMix.Mixer_Instance.MixerStream[1],0,Gain);
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LVCS_BypassMix.c 46 /* The overall gain of the processed path is set by the gains in the individual */
47 /* processing blocks and by the effect level gain. */
49 /* The unprocessed path must have matching gain for the processed path to ensure */
53 /* The overall gain is corrected by a combination of a shift with saturation and a */
55 /* and also corrects for any excess gain in the shift. */
73 LVM_UINT32 Gain;
81 * Set the transition gain
97 * Calculate the output gain table offset
103 * Setup the mixer gain for the processed path
105 Gain = (LVM_UINT32)(pOutputGainTable[Offset].Loss * pInstance->TransitionGain)
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  /frameworks/base/media/libeffects/lvm/lib/Eq/src/
LVEQNB_CalcCoef.c 63 /* GaindB is the gain in dBs, range -15dB to +15dB */
74 /* small errors in this value have a combined effect on the Q and Gain but not the */
93 LVM_INT16 Gain = pFilterDefinition->Gain;
118 if (Gain >= 0)
124 D = LVEQNB_DTable[Gain+15]; /* D = 1 / (1 + G) if GaindB < 0 */
166 pCoefficients->G = LVEQNB_GainTable[Gain+15];
201 /* GaindB is the gain in dBs, range -15dB to +15dB */
223 LVM_INT16 Gain = pFilterDefinition->Gain;
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LVEQNB_Process.c 106 * For each section execte the filter unless the gain is 0dB
113 * Check if band is non-zero dB gain
115 if (pInstance->pBandDefinitions[i].Gain != 0)
LVEQNB_Control.c 379 (pInstance->pBandDefinitions[i].Gain != pParams->pBandDefinition[i].Gain )||
  /frameworks/base/media/libeffects/lvm/lib/Common/lib/
CompLim.h 47 LVM_INT16 Shift; /* Shift gain */
56 LVM_INT16 SoftClipGain; /* Soft clip gain control */
70 void NonLinComp_D16(LVM_INT16 Gain,
  /frameworks/base/media/libeffects/lvm/lib/Reverb/src/
LVREV_ApplyNewSettings.c 305 * Update the feed back gain
313 LVM_INT32 G[4]; /* Feedback gain (Q7.24) */
372 * Calculate the gain correction
380 LVM_INT32 Gain=0;
422 Gain=LVM_Polynomial(3,Coefs,T60); /* Q.24 result */
426 /* Interpolate the gain between nearest room sizes */
435 /* Get gain for first */
444 /* Get gain for second */
453 /* Linear Interpolate the gain */
454 Gain = Gain1+ (((Gain2-Gain1)*Dist)/(Tot_Dist))
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LVREV_Private.h 76 #define LVREV_OUTPUTGAIN_SHIFT 5 /* Bits shift for output gain correction */
142 Mix_1St_Cll_t FeedbackMixer[4]; /* Mixer for Pop and Click Supression caused by feedback Gain */
154 Mix_1St_Cll_t Mixer_SGFeedback[4]; /* Smoothed SAfeedback gain */
155 Mix_1St_Cll_t Mixer_SGFeedforward[4]; /* Smoothed AP feedforward gain */
157 /* Output gain */
159 LVM_INT16 Gain; /* Gain applied to output to maintain average signal power */
160 Mix_1St_Cll_t GainMixer; /* Gain smoothing */
  /frameworks/base/media/libeffects/lvm/lib/Eq/lib/
LVEQNB.h 57 /* Gain is in integer dB, range -15dB to +15dB inclusive */
62 /* Gain = 7 7dB gain */
245 LVM_INT16 Gain; /* Band gain in dB */
  /frameworks/base/media/libeffects/lvm/lib/Bundle/lib/
LVM.h 246 LVM_INT16 Gain; /* Band gain in dB */
257 LVM_INT16 Headroom_Offset; /* Headroom = biggest band gain - Headroom_Offset */
294 LVM_INT16 TE_EffectLevel; /* Treble Enhancement gain dBs */
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  /frameworks/base/media/libeffects/lvm/lib/Bundle/src/
LVM_Control.c 143 ((pParams->pEQNB_BandDefinition[i].Gain < LVM_EQNB_MIN_BAND_GAIN) ||
144 (pParams->pEQNB_BandDefinition[i].Gain > LVM_EQNB_MAX_BAND_GAIN)) ||
260 /* Enable the treble boost when the settings are appropriate, i.e. non-zero gain */
347 * Limit the gain to the maximum allowed
360 pInstance->PSA_GainOffset=(LVM_INT16)(-Volume);/* Loss is compensated by Gain*/
362 pInstance->PSA_GainOffset=(LVM_INT16)60;/* Loss is compensated by Gain*/
393 * Calculate the required gain and shifts
460 if(pParams->pEQNB_BandDefinition[ii].Gain > MaxGain)
462 MaxGain = pParams->pEQNB_BandDefinition[ii].Gain;
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  /frameworks/base/media/libeffects/lvm/wrapper/Bundle/
EffectBundle.cpp 621 BandDefs[i].Gain = EQNB_5BandSoftPresets[i];
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