70 lines
1.3 KiB
Groff
70 lines
1.3 KiB
Groff
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.TH VDUMP 1 "July 1990"
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.SH NAME
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vdump \- convert VIPS image files to Postscript
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.SH SYNOPSIS
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.B vdump
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[
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.B \-slpDa
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]
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.IR filename
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.SH DESCRIPTION
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.B vdump
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turns the vasari format file in its argument to encapsulated PostScript on its
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stadard output. The result can be
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either sent directly to a printer or included in any document processor which
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supports encapsulated PostScript diagrams - eg. WordPerfect, Tex etc. For
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example:
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.IP
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.B
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example% vdump campin.v | lpr -Plaser
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.LP
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or
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.IP
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.B
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example% vdump -l -s4 -D campin.v > campin.PS
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.LP
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.br
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.B vdump
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normally outputs portrait, you can force output to portrait or landscape with the
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.BR \-p
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or
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.BR \-l
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flags.
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.br
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The
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.BR \-a
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flag makes vdump select
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either portrait or landscape orientation so as to get
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the largest possible image onto an A4 sheet.
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.br
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.B vdump
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will dump one or three band unsigned char images only.
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.SH OPTIONS
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.TP
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.B \-p
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Force portrait output.
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.TP
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.B \-l
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Force landscape output.
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.TP
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.B \-a
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Automatically select portrait/landscape.
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.TP
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.B \-s<factor>
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Set a sub-sampling factor (default 1).
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.BR \-s1
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will not sub-sample at all,
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.BR \-s4
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will reduce by a factor of 4.
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.TP
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.B \-D
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Produce output suitable for including in documents. This option
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simply supresses the generation of a showpage command.
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.SH SEE\ ALSO
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ip(1), vips2dj(1)
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.SH COPYRIGHT
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.br
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1990: J. Cupitt, National Gallery
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