TWAIN Functionality:
 Property Functions

LTwain::AcquireCallBack

LTwain::AcquireList

LTwain::Acquire

LTwain::AcquireMulti

LTwain::CancelAcquire

LTwain::FastAcquire

LTwain::FreePropQueryStructure

LTwain::GetProperties

LTwain::GetSources

LTwain::IsAvailable

LTwain::QueryProperty

LTwain::SelectSource

LTwain::SetProperties

LTwain::StopFeeder