libvips/tools/batch_rubber_sheet.in

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2009-08-16 17:00:08 +02:00
#!/bin/sh
# Corrects a set of image files for lens distortion using a preprepared
# recombination matrix
# usage:
#
# example% batch_rubber_sheet matrix_file image1 image2 ..
#
# writes output images rsc_image1.v, rsc_image2.v ..
# default prefix
VIPSHOME=${VIPSHOME-@prefix@}
# get name we were run as
name=`basename $0`
rec=$1
shift
# check args
if [ $# -lt 1 ]; then
echo "usage: $name matrix image1 image2 ..."
echo "writes rsc_image1, rsc_image2, ..."
echo
echo "$name uses VIPS to correct a set of images for lens distortion"
echo "using a matrix calculated by the 'resample' function."
exit 1
fi
# transform each argument
for i in $*; do
echo "Transforming $i to rsc_$i ..."
# bilinear interp., don't wrap edges
$VIPSHOME/bin/vips im_transform $i rsc_$i $rec 1 0
done