51 lines
1.3 KiB
Groff
51 lines
1.3 KiB
Groff
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.TH EDVIPS 1 "30 June 1993"
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.SH NAME
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edvips \- edit header of a vips image file
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.SH SYNOPSIS
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.B edvips [OPTION...] vipsfile
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.SH DESCRIPTION
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.B edvips
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alters a VIPS image file's header. This is useful for setting the resolution,
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for example.
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The options are:
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-x, --xsize=N set Xsize to N
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-y, --ysize=N set Ysize to N
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-b, --bands=N set Bands to N
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-f, --format=F set BandFmt to F (eg. uchar)
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-i, --interpretation=I
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set Interpretation to I (eg. xyz)
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-c, --coding=C set Coding to C (eg. labq)
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-X, --xres=R set Xres to R pixels/mm
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-Y, --yres=R set Yres to R pixels/mm
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-u, --xoffset=N set Xoffset to N
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-v, --yoffset=N set Yoffset to N
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-e, --setext replace extension block with stdin
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Be very careful when changing Xsize, Ysize, BandFmt or Bands. edvips does no
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checking!
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.SH EXAMPLES
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To set the Xsize to 512 and Bands to 6:
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edvips --xsize=512 --bands=6 fred.v
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or
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edvips -x 512 -b 6 fred.v
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Extract the XML metadata from an image with
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.B header(1),
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edit it, and reattach with
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.B edvips(1).
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header -f getext fred.v | sed s/banana/pineapple/ | edvips -e fred.v
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.SH RETURN VALUE
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returns 0 on success and non-zero on error.
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.SH SEE ALSO
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header(1)
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.SH COPYRIGHT
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K. Martinez 1993
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