IOCTL_SBAUD_SET_MUTE IOCTL (sidebandaudio.h)
The IOCTL_SBAUD_SET_MUTE IOCTL is used to set the render (speaker) mute. This control code is used by an audio driver when cooperating with the audio class drivers to operate a sideband connection.
Major code
Input buffer
SIDEBANDAUDIO_MUTE_PARAMS with the 0 based endpoint index and channel number along with 'immediate' parameter indicating whether to process this IOCTL immediately or pend it for future updates.
Input buffer length
Size of SIDEBANDAUDIO_MUTE_PARAMS.
Status block
Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code. For more information, see NTSTATUS Values.
Remarks
This IOCTL can only be called from kernel mode.
Requirements
| Requirement | Value |
|---|---|
| Header | sidebandaudio.h |
See also
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