This standard specifies the computer graphics interface functions related to the generation, modification and manipulation of pictures using picture segments. This standard is part 4 of GB/T 17192, and you should refer to GB/T 17192.1, GB/T 17192.2, GB/T 17192.3 when reading. For the relationship between this standard and other parts of GB/T 17192, see GB/T 17192.1 and Chapter 4 of this standard. The functional capabilities described in this standard apply to AOUTPUT and OUTIN class CGI virtual devices.
GB/T 17192.4-1998 history
1998GB/T 17192.4-1998 Information technology--Computer graphics--Interfacing techniques for dialogues with graphical devices (CGI)--Functional specification--Part 4: Segment