Filters, Codecs, and Interfaces > Audio Filters > Callback Filter > LEAD Audio Callback Filter

LEAD Audio Callback Filter

The LEAD Audio Callback filter, is an in-place filter that calls a method on a user callback interface each time it receives a sample. You can manipulate the audio data according to your needs before returning from the callback procedure.

Filter Interfaces	ILMACallback, ILMAUserCallback, ILMAUserCallback2, ILMAUserCallback3 Interface, ILMMCommon
Interface IDs	IID_ILMACallback IID_ILMAUserCallback IID_ILMAUserCallback2 IID_ILMAUserCallback3
Input/Output Media Types	MEDIATYPE_Audio
Filter CLSID	CLSID_LMACallback
Property Page CLSID	None.
Filter category	CLSID_ltmmAudioProcessorCategory
Executable	LMACalBk.dll
Header	ILMACallback.h