======ThinkGeo Maps Imagery Data======
ThinkGeo Maps Imagery Data is composed of: 
  * Multiple ECW files with the total size of 198G.
  * Multiple truncated JPeg 2000 files with a total size over 7Tb. 

=====Data Source=====
ThinkGeo Maps Imagery data comes from the following 2 sources: 

    * [[https://www.usgs.gov/land-resources/nli/landsat|LandSat]] which is data that covers the entire world with 15-meter resolution. It's composed of multiple ECW files and has a total size of 198G. 
    * [[https://www.fsa.usda.gov/programs-and-services/aerial-photography/imagery-programs/naip-imagery/index|NAIP]] 2018 which is data that covers the contiguous US (48 states) with 1-meter resolution. It's composed of multiple JPeg 2000 files with a total size over 7Tb. 


The NAIP data are scheduled to be updated every 2 years.

=====Use the data in ThinkGeo Components=====
The data can be used in all versions of ThinkGeo Desktop and Web UI components. It can also be used in a 3rd party tool. 
  * Sample: [[https://github.com/ThinkGeo/EcwSample-ForWinForms|Render an ECW image using ThinkGeo UI Component]]
  * Sample: [[https://github.com/ThinkGeo/Jpeg2000Sample-ForWinForms|Render a JPEG2000 image using ThinkGeo UI Component]]
  * Sample: [[https://github.com/ThinkGeo/MultipleJpeg2000RasterLayerSample-ForWpf|Render multiple JPEG2000 images using ThinkGeo UI Component]]
=====Sample Screenshots =====
[[https://wiki.thinkgeo.com/wiki/thinkgeo_cloud_maps_raster_tiles/|ThinkGeo Cloud Maps Raster Tiles]] is using the same dataset. Check out [[https://maps.thinkgeo.com/|Online Samples]](and switch to Aerial mode) to find out more.

NAIP Image: A baseball Field

{{:baseball-imagery.png|Baseball imagery}}

LandSat: Hong Kong

{{:landsat_hongkong.png|Hong Kong}}