pdfcrop --margins '-30 -30 -30 -30' test.pdf output.pdf
pdfcrop --margins '-30 -30 -30 -30' --clip test.pdf output.pdf
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if ($::opt_clip) { print TMP "\\pageclip $page [@bbox][$llx $lly $urx $ury]\n"; } else { print TMP "\\page $page [@bb]\n"; }