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(8.D.2.1) Db20

Overview

Converts from linear units to decibels

Discussion

Converts from Linear units to Decibels using the math library.

Type Definition

typedef struct _ModuleDb20 { ModuleInstanceDescriptor instance; // Common Audio Weaver module instance structure } ModuleDb20Class;

Pins

Input Pins

Name: in

Description: Input signal

Data type: float

Channel range: Unrestricted

Block size range: Unrestricted

Sample rate range: Unrestricted

Complex support: Real

Output Pins

Name: out

Description: Output signal

Data type: float

MATLAB Usage

File Name: db20_module.m

M=db20_module(NAME) Creates an Audio Weaver module that computes the function 20*log10(abs(x)) using the math library. This converts from linear units to decibels. NAME - name of the module.

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