\usepackage {graphicx}
left\HR\fbox{%
\includegraphics
[viewport=20 20 50 100,clip]%
{w.eps}}\HR right
\quad
left\HR\fbox{%
\includegraphics
[trim= 5 5 10 10,clip]%
{w.eps}}\HR right
Generated by dwww version 1.15 on Sat May 18 06:08:47 CEST 2024.