5
2.2 TWAIN Application
TWAIN mainly applies to the following three software components:
Application software
Source manager
Source
The components are related to each other as shown below.
Application software
(photo retouching software, etc)
Source manager
(TWAIN.DLL/TWAIN_32.DLL, etc)
Source
(Image scanner control of the driver, etc)
Ima
g
e scanner, etc.
Figure TWAIN Application