用24针打印机输出伪中间灰度图象  

PSEUDO CONTINUOUS TONE IMAGE WITH A PRINTER OF 24 NEEDLES

作　　者：王万森[1] 

机构地区：[1]河南师范大学计算机科学系,河南新乡453002

出　　处：《小型微型计算机系统》1991年第10期60-64,F003,共6页Journal of Chinese Computer Systems

摘　　要：本文采用1:4浓度参数法的伪中间灰度图象输出方法,以M_(1724)打印机为例,讨论了伪中间灰度图象的输出问题,并且给出了用IBM—PC FORTRAN77编写的打印程序和该程序的打印结果.This article discusses the problem of getting pscudo continuous tone image by taking M1724printcr as an example and using 1:4 fixed pattern to show pseudo coutinuous tone image. It succeeds in gainning a printing program designed with IBM-PC FORTRAN 77 and also the printing result.

关 键 词：打印机 24针 图象 输出 伪中间灰度 

分 类 号：TP334.8[自动化与计算机技术—计算机系统结构]