changeVolume(by:for:)

Declaration

@MainActor func changeVolume(by increments: Int, for device: MediaOutputDevice)

Parameters

• increments:

  The number of volume increments to increase or decrease by.

• device:

  The device for which to change the volume.

Mentioned in

• Creating a media device extension

Discussion

For a group of devices, individual device volume changes should influence the group volume.

Called when a device supports MediaOutputDevice.VolumeControl.relative.

Grouping

For a group of devices, all devices in the group must support MediaOutputDevice.VolumeControl.relative.