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    <title>topic ImageService: ExtractBand Raster function in ArcGIS Image Server Questions</title>
    <link>https://community.esri.com/t5/arcgis-image-server-questions/imageservice-extractband-raster-function/m-p/16780#M356</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Greetings All&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I am trying to apply ExtractBand renderingRule on ExportImage rest request on a imageservice using below syntax.&lt;/P&gt;&lt;P&gt;For e.g. I want to extract 2nd band from 3-band image&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;{&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp; "rasterFunction" : "ExtractBand",&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp; "rasterFunctionArguments" : {&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; "BandIDs" : [2],&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; "Raster" : "$$"&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; }&amp;nbsp; &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;}&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;output is same when all 3 bands are present. &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;Same rule works perfectly if created using raster function template editor and applied as raster function on same image service.&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;Is something missing on syntax side? &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;thanks in advance.&lt;BR /&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Fri, 29 May 2015 13:12:47 GMT</pubDate>
    <dc:creator>nageshnangi1</dc:creator>
    <dc:date>2015-05-29T13:12:47Z</dc:date>
    <item>
      <title>ImageService: ExtractBand Raster function</title>
      <link>https://community.esri.com/t5/arcgis-image-server-questions/imageservice-extractband-raster-function/m-p/16780#M356</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Greetings All&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;I am trying to apply ExtractBand renderingRule on ExportImage rest request on a imageservice using below syntax.&lt;/P&gt;&lt;P&gt;For e.g. I want to extract 2nd band from 3-band image&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;{&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp; "rasterFunction" : "ExtractBand",&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp; "rasterFunctionArguments" : {&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; "BandIDs" : [2],&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; "Raster" : "$$"&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; }&amp;nbsp; &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;}&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;output is same when all 3 bands are present. &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;Same rule works perfectly if created using raster function template editor and applied as raster function on same image service.&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;Is something missing on syntax side? &lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN style="color: black;"&gt;thanks in advance.&lt;BR /&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 29 May 2015 13:12:47 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcgis-image-server-questions/imageservice-extractband-raster-function/m-p/16780#M356</guid>
      <dc:creator>nageshnangi1</dc:creator>
      <dc:date>2015-05-29T13:12:47Z</dc:date>
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