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1 <tool id="filter_median" name="Filter - Median" version="1.0.2">
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2
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3 <description>Apply a median filter of the given size.</description>
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4
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5 <command interpreter="python">
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6 #if (str($input.ext) == 'jpg'):
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7 pil_filter.py $input $output median $size jpeg
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8 #else:
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9 pil_filter.py $input $output median $size ${input.ext}
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10 #end if
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11 </command>
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12
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13 <inputs>
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14 <param name="input" type="data" format="png,jpg,tif,zip" label="Input image" help="Original RGB or grayscale image." />
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15 <param name="size" size="3" type="integer" value="3" label="Median size" help="Median size in pixels." />
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16 </inputs>
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17
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18 <outputs>
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19 <data format="input" name="output" metadata_source="input" label="Median ${size.value} on ${input.display_name}"/>
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20 </outputs>
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21
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22 <help>
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23 Create a median filter of the given size. For each pixel in the input image, this filter copies the median pixel value from a (size, size) environment to the output image.
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24 </help>
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25
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26 <tests>
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27 <test>
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28 <param name="input" value="images/sydney.jpg" />
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29 <param name="size" value="3" />
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30 <output name="output" file="images/sydney-median.jpg" />
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31 </test>
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32 </tests>
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33
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34 </tool>
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