MM_MIXM_CONTROL_CHANGE top-level constant
int
const MM_MIXM_CONTROL_CHANGE
The MM_MIXM_CONTROL_CHANGE message is sent by a mixer device to notify an application that the state of a control associated with an audio line has changed.
The application should refresh its display and cached values for the specified control.
To learn more, see learn.microsoft.com/windows/win32/Multimedia/mm-mixm-control-change.
Implementation
const MM_MIXM_CONTROL_CHANGE = 977;