30 lines
806 B
Groff
30 lines
806 B
Groff
.TH IM_LINE 3 "10 May 1991"
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.SH NAME
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im_line \- writes a line on a vasari image
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.SH SYNOPSIS
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.B #include <vips/vips.h>
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.B int im_line(image, x1, y1, x2, y2, pelval)
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.br
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.B IMAGE *image;
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.br
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.B int x1, x2, y1, y2, pelval;
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.SH DESCRIPTION
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im_line()
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draws a line in the image held by image. The start of the line is at point
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(x1,y1) and the end is at (x2,y2). The intensity of the drawn line is pelval.
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Input image should be one byte unsigned char. The function overwrites any
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data in the file, so take care when applying it.
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This function is here for compatibility only. You should use im_fastline(3) or
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im_fastlineuser(3).
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.SH RETURN VALUE
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The function returns 0 on success and -1 on error.
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.SH SEE ALSO
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im_grey(3), im_fastline(3).
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.SH COPYRIGHT
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.br
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N. Dessipris
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.SH AUTHOR
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N. Dessipris \- 10/05/1991
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