.TH COMPAREPDF 1 "2012-01-10" "comparepdf v1.0.1" .SH NAME comparepdf \- compare two PDF files textually or visually .SH SYNOPSIS .B diffpdf .RI [ file1 ] .RI [ file2 ] .SH SYNOPSIS .B comparepdf .RI [OPTIONS] .RI file1.pdf .RI file2.pdf .SH DESCRIPTION \fBcomparepdf\fP is a command line application used to compare two PDF files. .br The default comparison mode is text mode where the text of each corresponding pair of pages is compared. As soon as a difference is detected the program terminates with a message (unless \-v0 is set) and an indicative return code. .br The OPTIONS are \-ct or \-\-compare=text (the default) for text mode comparisons or \-ca or \-\-compare=appearance for visual comparisons (useful if diagrams or other images have changed), and \-v=1 or \-\-verbose=1 for reporting differences (and saying nothing for matching files): use \-v=0 for no reporting or \-v=2 for reporting both different and matching files. .SH "SEE ALSO" For a GUI tool for showing the detailed differences between PDF files see http://www.qtrac.eu/diffpdf.html. .SH AUTHOR comparepdf was written by Mark Summerfield .