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1 <tool id="filter_emboss" name="Filter - Emboss" version="1.0.2">
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2
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3 <description>Apply an emboss filter on image.</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 emboss jpeg
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8 #else:
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9 pil_filter.py $input $output emboss ${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 </inputs>
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16
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17 <outputs>
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18 <data format="input" name="output" metadata_source="input" label="Emboss on ${input.display_name}" />
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19 </outputs>
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20
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21 <help>
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22 An emboss filter gives a 3D shadow effect to the image, the result is very useful for a bumpmap of the image. It can be achieved by taking a pixel on one side of the center, and subtracting one of the other side from it. Pixels can get either a positive or a negative result.
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23 </help>
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24
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25 <tests>
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26 <test>
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27 <param name="input" value="images/sydney.jpg" />
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28 <output name="output" file="images/sydney-emboss.jpg" />
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29 </test>
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30 </tests>
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31
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32 </tool> |
