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Property Editor: Music Track

This Property Editor contains the properties and behavior options for the selected Music Track. Track properties, such as volume and Low-Pass Filter, determine how the music sounds in your game. Track behaviors, such as track type and streaming, determine how the music is played at any given point in the game.

The General Settings tab of the Property Editor is divided into three separate areas. The first area includes all the absolute properties, such as output routing. The middle area includes all the relative properties, such as Volume and Low-Pass Filter. The last area, on the right, includes all the behaviors.

For a complete description of absolute and relative properties, refer to About Properties in the Interactive Music Hierarchy.

For a description of the properties on the Conversion, Effects, Positioning, RTPC, States, and Advanced Settings tabs, refer to Common Property Tabs: Actor-Mixer Objects.

General

Interface Element

Description

Inclusion

Determines whether the element is included or excluded. When selected, the element is included. When unselected, the element is not included. By default, this applies across all platforms. Use the Link indicator (to the left of the check box) to determine or to set platform-specific customizations.

When this option is unselected, the property and behavior options in the Property Editor become unavailable.

Default value: true

[name]

The name of the object.

Notes

Any additional information about the object properties.

Controls the Mute and Solo states for the object and shows the implicit mute and solo states for the object.

Muting an object silences this object for the current monitoring session. Soloing an object silences all the other objects in the project except this one.

A bold M or S indicates that the Mute or Solo state has been explicitly set for the object. A non-bold M or S with faded color indicates that the object's Mute or Solo state was implicitly set from another object's state.

Muting an object implicitly mutes the descendant objects.

Soloing an object implicitly mutes the sibling objects and implicitly solos the descendant and ancestor objects.

[Tip] Tip

Hold the Ctrl key while clicking a solo button to exclusively solo the object for which the solo button is associated.

[Note] Note

Mute and Solo are designed to be used for monitoring purposes only and are not persisted in the project or stored in the SoundBanks.

Sets the display of the Property Editor's selected tabs. By default, there is one panel displaying only one selected tab. You can, however, click a splitter button to split the panel into two, either side by side or one on top of the other, for two different tabs. The currently selected option is highlighted with a background color.

[Note] Note

You cannot display the same tab in both panels. If you select the tab that is currently displayed in the other panel, then the other panel will automatically display another tab.

[Tip] Shortcuts for selecting tabs

Press Ctrl and the number corresponding to the number of the Property Editor tab you want. For example, Ctrl+4 would select the RTPC tab if that were the fourth visible tab.

Relative Properties

Interface Element

Description

Voice Volume

The attenuation (level or amplitude) applied on the current object before it is routed to a bus or sent to an Auxiliary Bus. Refer to Understanding the Voice Pipeline for more information about volumes.

Default value: 0
Range: -400 to 400
Units: dB

[Note] Note

The default slider range is from -96 to +12 dB. You can go over those limits by entering the value directly or by rolling the mouse while the focus is on the edit control.

Voice Low-pass Filter

A recursive filter that attenuates high frequencies based on the value specified.

The units for this filter represent the percentage of low-pass filtering that has been applied, where 0 means no low-pass filtering (signal unaffected) and 100 means maximal attenuation.

(For more detail, see Wwise LPF and HPF Value Cutoff Frequencies .)

Default value: 0
Range: 0 to 100
Units: %

High-pass filter

A recursive filter that attenuates low frequencies based on the value specified.

The units for this filter represent the percentage of high-pass filtering that has been applied, where 0 means no high-pass filtering (signal unaffected) and 100 means maximal attenuation.

The high-pass filter has a link indicator and an RTPC indicator, see Working with the Property Editor for more information.

Default value: 0
Range: 0 to 100
Units: %

Output Bus

Interface Element

Description

Volume (to Output Bus)

The attenuation or amplitude of the signal routed to the audio output bus.

[Note] Note

The default slider range is from -96 to +12. You can go over those limits by entering the value directly, or by rolling the mouse while the focus is on the edit control.

[Tip] Tip

When using the User-Defined Auxiliary Sends in a wet/dry mix scenario, the Output Bus Volume would be associated with the dry level, as opposed to the auxiliary send volume, which would relate to the wet level. Use an RTPC on Output Bus Volume and Auxiliary Send Volumes to control the balance from the game.

Default value: 0
Range: -200 to 200
Units: dB

Low-pass Filter (to Output Bus)

A Low-Pass Filter for the signal routed to the audio output bus.

A recursive filter that attenuates high frequencies based on the value specified.

The units for this filter represent the percentage of Low-Pass Filtering that has been applied, where 0 means no Low-Pass Filtering (signal unaffected) and 100 means maximal attenuation.

Default value: 0
Range: 0 to 100
Units: %

High-pass Filter (to Output Bus)

A High-Pass Filter for the signal routed to the audio output bus.

A recursive filter that attenuates low frequencies based on the value specified.

The units for this filter represent the percentage of High-Pass Filtering that has been applied, where 0 means no High-Pass Filtering (signal unaffected) and 100 means maximal attenuation.

Default value: 0
Range: 0 to 100
Units: %

Game-defined Auxiliary Sends

Interface Element

Description

Override parent

Determines whether the game-defined auxiliary sends usage will be inherited from the parent or defined at the current level in the hierarchy. When this option is not selected, the game-defined auxiliary controls are unavailable.

[Note] Note

If the object is a top-level object, this option is unavailable.

Default value: false

Use game-defined auxiliary sends

Determines whether the object is using the game-defined auxiliary sends for the game object. A game-defined send is a combination of an Auxiliary Bus and a send volume.

Enable this option to have the object affected by the values coming from the game for the following functions:

Default value: false

Volume (Game-defined auxiliary sends)

Determines the attenuation on the game-defined auxiliary sends volumes set for the game object.

Use this volume to offset game-defined auxiliary send values.

[Note] Note

The default slider range is from -96 to +12. You can go over those limits by entering the value directly, or by rolling the mouse while the focus is on the edit control.

Default value: 0
Range: -200 to 200
Units: dB

[Note] Game-defined auxiliary sends properties in the All Properties tab

There are game-defined auxiliary sends properties for LPF and HPF, which can only be adjusted in the All Properties Tab.

User-Defined Auxiliary Sends

Interface Element

Description

Override Parent

Determines whether the User-Defined Auxiliary Sends usage will be inherited from the parent or defined at the current level in the hierarchy. When this option is not selected, the user-defined auxiliary controls are unavailable.

[Note] Note

If the object is a top-level object, then this option is unavailable.

Click the Configure Columns... shortcut (right-click) option from the column header band.

The Configure Columns Dialog opens. Specify which columns to display and their order.

ID column (User-Defined Auxiliary Sends)

Determines the ID of the User-Defined Auxiliary Sends. Up to 4 different sends can be added.

User Auxiliary Send

Determines the Auxiliary Bus this object is sending audio data to. Auxiliary sends can only target Auxiliary Busses.

To add an auxiliary send:

  1. Click the selector […] button.
  2. Select an Auxiliary Bus from the Master-Mixer Hierarchy.
  3. Click OK.
  4. Set the send volume for this newly added send.
[Note] Note

Auxiliary Busses can be created anywhere in the Master-Mixer Hierarchy as children of an existing Bus or an existing Auxiliary Bus.

[Tip] Tip

You can drag and drop an Auxiliary Bus object from the Project Explorer to the User-Defined Auxiliary Sends list to quickly add a send.

[...] column (User-Defined Auxiliary Sends)

Allow to select an Auxiliary Bus from the Master-Mixer Hierarchy.

User-Defined Auxiliary Send Volume

Determine the attenuation of the signal sent to the Auxiliary Bus.

[Note] Note

The default slider range is from -96 to +12 dB. You can go over those limits by entering the value directly, or by rolling the mouse while the focus is on the edit control.

[Note] Note

This control is only active when an Auxiliary Bus is selected for a specific send entry.

Default value: 0
Range: -200 to 200
Units: dB

[Note] User-defined auxiliary sends properties in the All Properties tab

There are user-defined auxiliary sends properties for LPF and HPF, which can only be adjusted in the All Properties Tab.

Music Track Specific

Interface Element

Description

Behaviors

Stream

Enables controls that allow you to stream the audio played in game directly from game media.

Streamed media is not included into SoundBanks. It is the Wwise Stream Manager’s, and ultimately, the Low-Level I/O submodule’s responsibility to open and read them from disk at run-time. Refer to the Wwise SDK documentation for more details on Wwise I/O.

Streamed files are described in the file SoundBanksInfo.xml, which is created for each platform when SoundBanks are generated. Refer to Managing SoundBanks for more details.

[Note] Note

Within the Project Settings’ or the SoundBanks Settings’ SoundBanks tab, the Generate Metadata Files option should always be enabled. Additionally, you must enable the Generate XML Metadata option. With these set, Wwise generates the SoundbanksInfo.xml file whenever you successfully generate SoundBanks.

Default value: false

Lookahead Time

The amount of time reserved by the sound engine to seek the streaming data. This time defines the latency of the track. If the look ahead time is 100 milliseconds, the music will be heard only 100 milliseconds after pressing play.

Units: ms
If the look-ahead time is too small, audio tracks may become unsynchronized during playback.

Zero Latency

Creates a small audio buffer consisting of the beginning portion of the audio file that covers the latency time required to fetch the rest of the file. This enables the entire streamed sound to be played back without delays.

Latency and prefetch settings are set per track. If you have more than one music source per track then the beginning portion of each source will need to be loaded into memory.

Default value: false

Prefetch length (ms)

The beginning portion of the sound, in milliseconds, that will be loaded into memory in order for the streamed sound to be played back with zero latency.

Default value: 100
Range: 0 to 10000
Units: ms

Is Non Cachable

Disables caching of this file, when caching is enabled in the streaming manager. This is useful to prevent long loops, or files that are played infrequently, from using up space in the streaming cache that could be better utilized by other sounds.

Default value: false

 

Track Type

Defines the playback behavior of the current track and its sub-tracks. The Track Type can be any one of the following:

  • Normal: Plays the current track each time the parent segment is played. Sub-tracks can’t be added when in Normal mode.
  • Random Step: Plays one of the sub-tracks in a random order each time the parent segment is played.
  • Sequence Step: Plays one of the sub-tracks in sequential order each time the parent segment is played.
  • Switch: Plays the sub-tracks associated with the active Switch/State.

Default value: Normal

Switch (This group box is active only if the Track Type is set to Switch.)

Group

The Switch/State Group associated with the track. This field is active only if the Track Type is set to Switch.

Default Switch/State

The Switch/State that will be played when the game cannot identify a specific Switch or State.


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