KS810-P User Manual Guide - KeyScan

8. Twain user-A Twain User is a 3 rd party application, which activates the KeyScan Imaging through itsTWAIN data source interface. Such TWAIN User sends instructions and retrieves data from theKeyScan Imaging application.KeyScan Imaging application has a built-in “TWAIN DATA SOURCE” interface, this interfaceenable any application which contain TWAIN API functionality to communicate, activate andperform set of functions as defined by the TWAIN API using the complete KeyScan Imagingapplication.The KeyScan Imaging application will retrieve the 3 rd party applications TWAIN API requestsand perform them, within this process the user can take advantage of additional functionality thatthe KeyScan Imaging application can offer and he may not have on the calling application.There are two significant advantages of KeyScan Imaging TWAIN Source operation over regularTWAIN source drivers.Most TWAIN Source drivers are DLL libraries which run in the calling application space and assuch can bring down the calling application or be affected by the calling application. TheKeyScan Imaging is a stand-alone application running in its own application space and can notaffect or be affected by the calling application.When 3 rd party application activates the KeyScan Imaging TWAIN source it actually gets acomplete imaging application with much more functionality than defined by the TWAIN API.