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    <title>topic Creating a Custom Raster Type Sample issues in ArcObjects SDK Questions</title>
    <link>https://community.esri.com/t5/arcobjects-sdk-questions/creating-a-custom-raster-type-sample-issues/m-p/25906#M694</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;I am using a modification of the code sample for Creating a Custom Raster Type found here &lt;/SPAN&gt;&lt;A href="http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/Sample_Create_a_custom_raster_type/0001000001nt000000/"&gt;http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/Sample_Create_a_custom_raster_type/0001000001nt000000/&lt;/A&gt;&lt;SPAN&gt; to generate thumbnails for images as they are being added to a mosaic dataset.&amp;nbsp; &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;This functionality is already accessible through the 'Build Thumbnails' option of the Add Rasters To Mosaic Dataset geoprocessing tool, but I need some finer grain control of the size of the image which is not provided by geoprocessing.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;While everything works well with some image formats, when testing with some Quickbird Multispectral data I've found that the ThumbnailBuilder code from the Creating a Custom Raster Type output produces different thumbnail output than the geoprocessing tool Add Rasters to Mosaic Datasets.&amp;nbsp; The thumbnail from the geoprocessing tool looks correct while the thumbnail from the ThumbnailBuilder is all black.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Can someone from ESRI plese provide some insight on how the 'Build Thumbnails' option of the geoprocessing tools is working behind the scenes so that I can recreate this functionality using ArcObjects?&amp;nbsp; I'm guessing that the Resample method provided in the sample needs some modification but I'm not sure where.&amp;nbsp; Thanks.&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Tue, 27 Sep 2011 16:34:14 GMT</pubDate>
    <dc:creator>SeanHarkins</dc:creator>
    <dc:date>2011-09-27T16:34:14Z</dc:date>
    <item>
      <title>Creating a Custom Raster Type Sample issues</title>
      <link>https://community.esri.com/t5/arcobjects-sdk-questions/creating-a-custom-raster-type-sample-issues/m-p/25906#M694</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;I am using a modification of the code sample for Creating a Custom Raster Type found here &lt;/SPAN&gt;&lt;A href="http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/Sample_Create_a_custom_raster_type/0001000001nt000000/"&gt;http://help.arcgis.com/en/sdk/10.0/arcobjects_net/conceptualhelp/index.html#/Sample_Create_a_custom_raster_type/0001000001nt000000/&lt;/A&gt;&lt;SPAN&gt; to generate thumbnails for images as they are being added to a mosaic dataset.&amp;nbsp; &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;This functionality is already accessible through the 'Build Thumbnails' option of the Add Rasters To Mosaic Dataset geoprocessing tool, but I need some finer grain control of the size of the image which is not provided by geoprocessing.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;While everything works well with some image formats, when testing with some Quickbird Multispectral data I've found that the ThumbnailBuilder code from the Creating a Custom Raster Type output produces different thumbnail output than the geoprocessing tool Add Rasters to Mosaic Datasets.&amp;nbsp; The thumbnail from the geoprocessing tool looks correct while the thumbnail from the ThumbnailBuilder is all black.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Can someone from ESRI plese provide some insight on how the 'Build Thumbnails' option of the geoprocessing tools is working behind the scenes so that I can recreate this functionality using ArcObjects?&amp;nbsp; I'm guessing that the Resample method provided in the sample needs some modification but I'm not sure where.&amp;nbsp; Thanks.&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Tue, 27 Sep 2011 16:34:14 GMT</pubDate>
      <guid>https://community.esri.com/t5/arcobjects-sdk-questions/creating-a-custom-raster-type-sample-issues/m-p/25906#M694</guid>
      <dc:creator>SeanHarkins</dc:creator>
      <dc:date>2011-09-27T16:34:14Z</dc:date>
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