有谁做过PDF文件数据的读取吗?
这样一个图形读到如下数据:
/OC /MC0 BDC
q
0 4251.97 4251.97 -4251.97 re
W n
0 0 0 RG
0 w 4 M 1 j 1 J
/GS0 gs
q 1 0 0 1 962.1284 2283.5767 cm
0 0 m
31.928 47.207 89.951 66.088 159.585 75.53 c
229.223 84.972 419.272 99.134 464.238 91.279 c
509.215 83.404 564.348 51.928 574.506 -22.037 c
579.646 -59.518 574.506 -253.357 y
571.599 -306.853 545.485 -338.33 v
519.373 -369.803 478.757 -379.246 459.886 -379.246 c
441.034 -379.246 311.912 -382.399 262.594 -377.677 c
124.761 -365.083 88.5 -355.641 v
52.228 -346.199 -8.711 -308.42 -17.407 -250.213 c
-26.112 -191.986 -26.112 -113.3 -20.314 -66.093 c
-14.5 -18.884 0 0 y
S
Q
EMC
Q
请问
c结尾的数据是弧，那么
579.646 -59.518 574.506 -253.357 y
571.599 -306.853 545.485 -338.33 v
y和v结尾的是什么数据？
