Overview
ST gain manager
Discussion
The GAM module allows the user to digitally modify the volume of the input signal in the [-80;0] dB range, with a granularity of 0.5 dB.
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The minimum input frame is 96 and the maximum input frame is 480 stereo samples.
Type Definition
| Code Block |
|---|
typedef struct _ModuleSTGainManager
{
ModuleInstanceDescriptor instance; // Common Audio Weaver module instance structure
INT32 nAPIResult; // Return status for last call into the ST API
INT32 numChannels; // Number of channels
FLOAT32* target_volume_dB; // Up to 8 channels of gain (-80 - 0) dB
INT32* mute; // mute
void * pGlobals; // Points to the global variables structure
} ModuleSTGainManagerClass; |
Variables
Properties
Name | Type | Usage | isHidden | Default value | Range | Units |
nAPIResult | int | state | 0 | 0 | Unrestricted | |
numChannels | int | parameter | 1 | 1 | Unrestricted | |
target_volume_dB | float* | parameter | 0 | [1 x 1] | -80:0.5:0 | dB |
mute | int* | parameter | 0 | [1 x 1] | 0:1:1 | |
pGlobals | void * | const | 1 | Unrestricted |
Pins
Input Pins
Name: in
Description: audio input
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Sample rate range: Unrestricted
Complex support: Real
Output Pins
Name: out
Description: audio output
Data type: fract32
MATLAB Usage
File Name: st_gain_manager_module.m
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