C# Signature:

[DllImport("winmm.dll")]
static extern Int32 mixerGetLineInfo(IntPtr hmxobj,
   ref MIXERLINE pmxl, UInt32 fdwInfo);

VB Signature:

  <DllImport("winmm.dll")> _
Shared Function mixerGetLineInfo(<MarshalAs(UnmanagedType.I4)> ByVal hmxobj As Integer, ByRef pmxl As MIXERLINE, ByVal fdwInfo As MixerFlags) As MMRESULT
  End Function

User-Defined Types:

MIXERLINE

MMRESULT

MIXERFLAGS

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

The ManagedWindowsApi project (http://mwinapi.sourceforge.net) provides a Mixer control.