public static AudioComponent FindNextComponent(AudioComponent cmp, AudioComponentDescription cd)
{
// Getting component hanlder
IntPtr handle;
if (cmp == null)
handle = AudioComponentFindNext(IntPtr.Zero, cd);
else
handle = AudioComponentFindNext(cmp.Handle, cd);
// creating an instance
if (handle != IntPtr.Zero)
return new AudioComponent (handle);
else
return null;
}
public int AddNode(AudioComponentDescription cd)
{
int node = 0;
int err = AUGraphAddNode(handle, cd, ref node);
if (err != 0)
throw new ArgumentException(String.Format("Error code:", err));
return node;
}
static extern int AUGraphNodeInfo(IntPtr inGraph, int inNode, AudioComponentDescription outDescription, IntPtr outAudioUnit);
static extern int AUGraphAddNode(IntPtr inGraph, AudioComponentDescription inDescription, ref int outNode);
public static AudioComponent FindComponent(AudioComponentDescription cd)
{
return FindNextComponent(null, cd);
}
static extern IntPtr AudioComponentFindNext(IntPtr inComponent, AudioComponentDescription inDesc);