39 lines
1.2 KiB
Groff
39 lines
1.2 KiB
Groff
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.TH IM_PPM 3 "November 2000"
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.SH NAME
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im_ppm2vips, im_ppm2vips_header, im_vips2ppm \- convert PPM/PGM/PBM images to and from VIPS format
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.SH SYNOPSIS
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#include <vips/vips.h>
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int im_ppm2vips( const char *filename, IMAGE *out )
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int im_ppm2vips_header( const char *filename, IMAGE *out )
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int im_vips2ppm( IMAGE *in, const char *filename )
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.SH DESCRIPTION
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.B im_ppm2vips()
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reads the PPM/PGM/PBM image in filename, and writes the image out
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in VIPS format. It can read 1, 8, 16 and 32 bit images, colour or monochrome,
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stored in binary or in ASCII. One bit images become 8 bit VIPS images, with 0
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and 255 for 0 and 1.
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.B im_ppm2vips_header()
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reads the just the header of the image into the VIPS image. You can't read any
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pixels!
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.B im_vips2ppm()
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writes the VIPS image to the named file in PPM format. It can write 8, 16 or
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32 bit integer images, colour or monochrome, stored as binary or ASCII. Images
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of more than 8 bits can only be stored in ASCII.
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The storage format is indicated by a filename extension.
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im_vips2ppm( im, "fred.ppm:ascii" )
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will write to "fred.ppm" in ascii format. The default is binary.
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.SH SEE ALSO
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im_isppm(3)
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.SH COPYRIGHT
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Hey, you want this? You have it!
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