Rank

Rank filter is a more advanced ErodeDilate.

Updated: 8 November 2011

Author: benpierre

Compatible Nuke versions: 6.0 or later

Compatibility: Linux 32, Linux 64, Mac 64, Source

My Rank filter is a more advanced Erode<--Median-->Dilate.

The difference is: instead of just returning the median pixel value, I have a 'rank' slider. That makes the filter act like a Erode<--Median-->Dilate.

0.0 being the lowest value pixel in the kernel, 1.0 the highest. - at 0.5 (default) it returns the median pixel.

Furthermore, unlike Nuke's Median, I give full control over x & y.. you may even have a value of 0 in x or y! ;-)

update 1.2 - Fixed a simple mistake. Now it is centered on each given pixel.. for example: -size pixel +size. ie: size 0 = 1x1, size 1 = 3x3, size 2 = 5x5, ...size 5 = 11x11, etc..

update 1.3 - Now you can have an elliptical or rectangular shaped kernel. I've added a toggle to switch between the shapes. 

Software License Agreement (BSD License) Copyright (c) 2011 Gerard Benjamin Pierre imdb : http://www.imdb.com/name/nm0682633/ linkedin : http://www.linkedin.com/profile/view?id=9048639 All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the EPFL nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOO/ OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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