private static void RegisterFocusStateWatch()
{
_focusStateWatchCallback = (id, options, focusState, reason, extraInfo, _) =>
{
_streamFocusStateChanged?.Invoke(null,
new StreamFocusStateChangedEventArgs(options, focusState, reason, extraInfo));
};
Interop.AudioStreamPolicy.AddFocusStateWatchCallback(
AudioStreamFocusOptions.Playback | AudioStreamFocusOptions.Recording,
_focusStateWatchCallback, IntPtr.Zero, out var cbId).
ThrowIfError("Failed to initialize focus state event");
}
private static void RegisterFocusStateWatch()
{
_focusStateWatchCallback = (int id, AudioStreamFocusOptions options, AudioStreamFocusState focusState,
AudioStreamFocusChangedReason reason, string extraInfo, IntPtr userData) =>
{
_streamFocusStateChanged?.Invoke(null,
new StreamFocusStateChangedEventArgs(options, focusState, reason, extraInfo));
};
Interop.AudioStreamPolicy.AddFocusStateWatchCallback(
AudioStreamFocusOptions.Playback | AudioStreamFocusOptions.Recording,
_focusStateWatchCallback, IntPtr.Zero, out var cbId).
Validate("Failed to initialize focus state event");
}