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とらりもん - GSI 5m DEM Diff

  • Added parts are displayed like this.
  • Deleted parts are displayed like this.

Conversion tool (from GML to GeoTIFF):
* [[https://tm23forest.com/contents/python-jpgis-gml-dem-geotiff]]
* [[https://tm23forest.com/contents/python-gdal-cyberjapandata-dem5tile]]

Note
* DEM5A: laser
* DEM5B: photogrametry

ファイルの中身の見方: "FG-GML-5440-11-71-DEM5A-20161001.xml"を例に...

<gml:low>0 0</gml:low>
<gml:high>224 149</gml:high>

xは0から224, yは0から149. つまり225 x 150ピクセルってこと。

<gml:lowerCorner>36.141666667 140.1375</gml:lowerCorner>
<gml:upperCorner>36.15 140.15</gml:upperCorner>

緯度経度の範囲。