1PTOMORPH(1) User Contributed Perl Documentation PTOMORPH(1)
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6 ptomorph - Distort photos before stitching
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9 ptomorph [options] project.pto
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11 Options:
12 -h | --help Outputs help documentation
13 -j | --jobs numb Use that many jobs parallel if possible
14 -o | --output name Output .pto project name, defaults to 'morphed.pto'
15 -p | --polynomial num Uses a polynomial best fit, num is 'order' of polynomial
16 and must be 1, 2, 3, 4 or 5
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19 ptomorph looks at control points in a Hugin PTO panorama project and
20 creates a new set of photos that are distorted such that these control
21 points line up perfectly. Distortion is a 'rubber-sheet' type morph.
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23 A PTO project is created that references these distorted photos, this
24 project can then be stitched as normal.
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26 Temporary distorted images are in PNG format with filenames based on
27 the prefix of the new PTO filename. i.e. this command:
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29 ptomorph -o /path/to/morphed.pto project.pto
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31 ..will produce the following files:
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33 /path/to/morphed.pto
34 /path/to/morphed_0000.png
35 /path/to/morphed_0001.png
36 /path/to/morphed_0002.png
37 etc...
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39 Control point positions are calculated using the 'pano_trafo' tool from
40 the Hugin project, the morphed photos are created with 'convert' from
41 the ImageMagick project.
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43 By default the 'Shepards' distortion is used, if a polynomial is
44 specified then the ImageMagick 'Polynomial' distortion is used, see
45 <http://www.imagemagick.org/Usage/distorts/#polynomial> and
46 <http://www.imagemagick.org/Usage/distorts/#shepards>
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48 Masks and cropping settings are not distorted, so projects with masks
49 that need lots of distortion may not work so well.
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51 Note: Due to the way that the 'pano_trafo' process is spawned, it is
52 likely that this proof of concept tool doesn't currently work on
53 Windows.
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56 This program is free software; you can redistribute it and/or modify it
57 under the terms of the GNU General Public License as published by the
58 Free Software Foundation; either version 2 of the License, or (at your
59 option) any later version.
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62 <http://hugin.sourceforge.net/> <http://www.imagemagick.org/>
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65 Bruno Postle - April 2012.
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69perl v5.30.0 2019-07-26 PTOMORPH(1)