protected void GetControlDetails()
{
this.mixerControlDetails.cbStruct = Marshal.SizeOf(this.mixerControlDetails);
this.mixerControlDetails.dwControlID = this.mixerControl.dwControlID;
if (this.IsCustom)
{
this.mixerControlDetails.cChannels = 0;
}
else if ((this.mixerControl.fdwControl & 1u) != 0u)
{
this.mixerControlDetails.cChannels = 1;
}
else
{
this.mixerControlDetails.cChannels = this.nChannels;
}
if ((this.mixerControl.fdwControl & 2u) != 0u)
{
this.mixerControlDetails.hwndOwner = (IntPtr)((long)((ulong)this.mixerControl.cMultipleItems));
}
else if (this.IsCustom)
{
this.mixerControlDetails.hwndOwner = IntPtr.Zero;
}
else
{
this.mixerControlDetails.hwndOwner = IntPtr.Zero;
}
if (this.IsBoolean)
{
this.mixerControlDetails.cbDetails = Marshal.SizeOf(default(MixerInterop.MIXERCONTROLDETAILS_BOOLEAN));
}
else if (this.IsListText)
{
this.mixerControlDetails.cbDetails = Marshal.SizeOf(default(MixerInterop.MIXERCONTROLDETAILS_LISTTEXT));
}
else if (this.IsSigned)
{
this.mixerControlDetails.cbDetails = Marshal.SizeOf(default(MixerInterop.MIXERCONTROLDETAILS_SIGNED));
}
else if (this.IsUnsigned)
{
this.mixerControlDetails.cbDetails = Marshal.SizeOf(default(MixerInterop.MIXERCONTROLDETAILS_UNSIGNED));
}
else
{
this.mixerControlDetails.cbDetails = this.mixerControl.Metrics.customData;
}
int num = this.mixerControlDetails.cbDetails * this.mixerControlDetails.cChannels;
if ((this.mixerControl.fdwControl & 2u) != 0u)
{
num *= (int)this.mixerControl.cMultipleItems;
}
IntPtr intPtr = Marshal.AllocCoTaskMem(num);
this.mixerControlDetails.paDetails = intPtr;
MmResult mmResult = MixerInterop.mixerGetControlDetails(this.mixerHandle, ref this.mixerControlDetails, MixerFlags.Mixer | this.mixerHandleType);
if (mmResult == MmResult.NoError)
{
this.GetDetails(this.mixerControlDetails.paDetails);
}
Marshal.FreeCoTaskMem(intPtr);
if (mmResult != MmResult.NoError)
{
throw new MmException(mmResult, "mixerGetControlDetails");
}
}
