Method SetVolumeMulAsync

Sets the volume of the input as a multiplier, and returns when the model shows it.

public Task SetVolumeMulAsync(double multiplier, CancellationToken cancellationToken = default)

multiplier double: The volume: from 0 (silent) to 20. 1 is the volume of the source (0 dB).
cancellationToken CancellationToken: A token that ends the wait. A change that was not sent yet is not sent.

Task: A task that completes when VolumeMul is multiplier (within the precision of OBS Studio).

See SetEnabledAsync(bool, CancellationToken) for the order of changes and the wait.

ArgumentOutOfRangeException: multiplier is not from 0 to 20.
InvalidOperationException: The input has no audio (HasAudio).
ObsRemovedException: The input was removed.
ObsNotConnectedException: There is no connection to OBS Studio. Nothing was changed.
ObsNotReadyException: OBS Studio is changing its scene collection, or did so after the call. Nothing was changed.
ObsUnknownOutcomeException: OBS Studio did not answer in time, or the connection ended: it is not known whether it made the change.
ObsNotConfirmedException: OBS Studio made the change, and the model does not show it: the events did not show it in time, and the model could not be read again in time. Do not send the change again.
ObsResponseException: OBS Studio refused the change.