PlatformHeadroomDB

PlatformHeadroomDB

#Overview

name: PlatformHeadroomDB

The value of this variable can be defined or overridden in .ini config files. 6 .ini config files referencing this setting variable.

It is referenced in 1 C++ source file.

#Summary

#Setting Variables

#References In INI files

Location: <Workspace>/Engine/Config/Android/AndroidEngine.ini:23, section: [Audio]

• INI Section: Audio
• Raw value: -6
• Is Array: False

Location: <Workspace>/Engine/Config/IOS/BaseIOSEngine.ini:38, section: [Audio]

• INI Section: Audio
• Raw value: -6
• Is Array: False

Location: <Workspace>/Engine/Config/Linux/LinuxEngine.ini:3, section: [Audio]

• INI Section: Audio
• Raw value: 0
• Is Array: False

Location: <Workspace>/Engine/Config/LinuxArm64/LinuxArm64Engine.ini:3, section: [Audio]

• INI Section: Audio
• Raw value: 0
• Is Array: False

Location: <Workspace>/Engine/Config/Mac/BaseMacEngine.ini:9, section: [Audio]

• INI Section: Audio
• Raw value: -6
• Is Array: False

Location: <Workspace>/Engine/Config/Windows/WindowsEngine.ini:8, section: [Audio]

• INI Section: Audio
• Raw value: -3
• Is Array: False

#References in C++ code

#Callsites

This variable is referenced in the following C++ source code:

#Loc: <Workspace>/Engine/Source/Runtime/Engine/Private/AudioDevice.cpp:503

Scope (from outer to inner):

file
function     bool FAudioDevice::Init

Source code excerpt:

	// Get an optional engine ini setting for platform headroom.
	float Headroom = 0.0f; // in dB
	if (GConfig->GetFloat(TEXT("Audio"), TEXT("PlatformHeadroomDB"), Headroom, GEngineIni))
	{
		// Convert dB to linear volume
		PlatformAudioHeadroom = FMath::Pow(10.0f, Headroom / 20.0f);
	}

	int32 NumPrecacheFramesSettings = 0;