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GALA With Filter block applies the filtering to the input signal first and then applies the variable GALA gain to the filtered input signal with change in control input value(Speed/Engine Noise)
Name | ADSP-214xx(Sample) | ADSP-214xx(Block) | ADSP-215xx/ADSP-SC5xx(Sample) | ADSP-215xx/ADSP-SC5xx(Block) |
---|---|---|---|---|
GALA With Filter | No | No | No | Yes |
Name | Type | Description | |
---|---|---|---|
SpeedInput | Control | Speed or Engine Noise | |
Input0 | Audio | Input Channel0 |
Output0 | Audio | Output channel0 |
GUI Parameter Name | Default Value | Range | Function Description |
---|---|---|---|
FilterTypesList | Parametric | GeneralSecondOrderFilterTypes | Allows to choose desired filter type. Tunable parameter |
InPhase | True | True/False | Inverts the signal by 180 degrees. Tunable parameter |
EnabledorBypassed | True | True/False | Enables or Disables the algorithm. Tunable parameter |
Boost | 0 dB | -20 to 20 dB | Boost to the signal. Tunable parameter |
Frequency | 1000 Hz | 20 to 20000 Hz | Cutoff frequency for the filter. Tunable parameter |
Q | 1.4 | 0 to 1.5 | Q factor. Tunable parameter |
Gain | 0dB | -12.6 to 12.6 dB | Gain applied to compute the filter coefficients. Tunable parameter |
Slope | 0.01 | 0.01 to 1.0 | Slope applied to the control input. Tunable parameter |
Gain_GALA | 0 | 0 to 15dB | Gain applied to the input signal. Tunable parameter |
NumChannels | 1 | 20 | Number of input and output channels. Change in this value requires re-compilation |
Parameter Name | Description | ADSP-214xx/SC5xx/215xx |
---|---|---|
Slope | Slope applied to the control input | Float |
GALA_Gain | Gain applied to the input signal | Float |
RampUpSlew | stepsize for smooth transition of signal from low level to high level | Float |
RampDownSlew | stepsize for smooth transition of signal from high level to high level | Float |
B0 | Biquad coefficient B0 | Float |
B1 | Biquad coefficient B1 | Float |
B2 | Biquad coefficient B2 | Float |
A1 | Biquad coefficient A1 | Float |
A2 | Biquad coefficient A2 | Float |
RampUpSlew = 10^(1/(FS * 20)) RampDownSlew = 10^(-3/(FS * 20))