.. _fr.inria.EdgeBlur:

EdgeBlur node
=============

.. raw:: html

   <!-- Do not edit this file! It is generated automatically by Natron itself. -->

*This documentation is for version 1.0 of EdgeBlur (fr.inria.EdgeBlur).*

Description
-----------

Blur the image where there are edges in the alpha/matte channel.

Inputs
------

+--------+-------------+----------+
| Input  | Description | Optional |
+========+=============+==========+
| Source |             | No       |
+--------+-------------+----------+
| Mask   |             | Yes      |
+--------+-------------+----------+
| Matte  |             | Yes      |
+--------+-------------+----------+

Controls
--------

.. tabularcolumns:: |>{\raggedright}p{0.2\columnwidth}|>{\raggedright}p{0.06\columnwidth}|>{\raggedright}p{0.07\columnwidth}|p{0.63\columnwidth}|

.. cssclass:: longtable

+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter / script name               | Type    | Default  | Function                                                                                                                                                  |
+=======================================+=========+==========+===========================================================================================================================================================+
| Convert to Group / ``convertToGroup`` | Button  |          | Converts this node to a Group: the internal node-graph and the user parameters will become editable                                                       |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| R / ``Blur1NatronOfxParamProcessR``   | Boolean | On       |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| G / ``Blur1NatronOfxParamProcessG``   | Boolean | On       |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| B / ``Blur1NatronOfxParamProcessB``   | Boolean | On       |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| A / ``Blur1NatronOfxParamProcessA``   | Boolean | On       |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| External Matte / ``externalMatte``    | Boolean | Off      | Use the edges from the Matte input instead of the alpha channel of the source image.                                                                      |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Size / ``size``                       | Double  | 3        |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Filter / ``filter``                   | Choice  | Gaussian | |                                                                                                                                                         |
|                                       |         |          | | **Simple (simple)**: Gradient is estimated by centered finite differences.                                                                              |
|                                       |         |          | | **Sobel (sobel)**: Compute gradient using the Sobel 3x3 filter.                                                                                         |
|                                       |         |          | | **Rotation Invariant (rotinvariant)**: Compute gradient using a 3x3 rotation-invariant filter.                                                          |
|                                       |         |          | | **Quasi-Gaussian (quasigaussian)**: Quasi-Gaussian filter (0-order recursive Deriche filter, faster) - IIR (infinite support / impulsional response).   |
|                                       |         |          | | **Gaussian (gaussian)**: Gaussian filter (Van Vliet recursive Gaussian filter, more isotropic, slower) - IIR (infinite support / impulsional response). |
|                                       |         |          | | **Box (box)**: Box filter - FIR (finite support / impulsional response).                                                                                |
|                                       |         |          | | **Triangle (triangle)**: Triangle/tent filter - FIR (finite support / impulsional response).                                                            |
|                                       |         |          | | **Quadratic (quadratic)**: Quadratic filter - FIR (finite support / impulsional response).                                                              |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Crop To Format / ``cropToFormat``     | Boolean | On       |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Edge Mult / ``edgeMult``              | Double  | 2        | Sharpness of the borders of the blur area.                                                                                                                |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Invert Mask / ``Merge1maskInvert``    | Boolean | Off      |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
| Mix / ``Blur1mix``                    | Double  | 1        |                                                                                                                                                           |
+---------------------------------------+---------+----------+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
