请问几个基本参数scale等的含义

[bhyself]

darkRoot ='darknet/libdarknet.so' ##darknet
TEXT_LINE_SCORE=0.7 ##text line prob
scale = 900 ##可动态修改 no care text.cfg height,width
maxScale = 1800
刚上手，请教一下这几个参数影响啥。谢谢