examples/cog-with-only-one-band.html

<!DOCTYPE html>
<html>
  <head>
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.0.3/dist/leaflet.css" />
    <style>
      #map {
        bottom: 0;
        left: 0;
        position: absolute;
        right: 0;
        top: 0;
      }
    </style>
  </head>
  <body>
    <div id="map"></div>
    <script src="https://unpkg.com/browse/whatwg-fetch@3.2.0/dist/fetch.umd.js"></script>
    <script src="https://unpkg.com/leaflet@1.0.3/dist/leaflet.js"></script>
    <script src="https://unpkg.com/georaster"></script>
    <script src="https://unpkg.com/georaster-layer-for-leaflet"></script>
    <script>
      // initalize leaflet map
      var map = L.map("map").setView([40.761888, -122.316234], 11);

      // add OpenStreetMap basemap
      L.tileLayer("http://{s}.tile.osm.org/{z}/{x}/{y}.png", {
        attribution: '&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
      }).addTo(map);

      var url_to_geotiff_file = "https://geoblaze.s3.amazonaws.com/LC08_L1TP_045032_20180811_20180815_01_T1_B5.TIF";
      parseGeoraster(url_to_geotiff_file).then(function (georaster) {
        console.log("georaster:", georaster);
        const layer = new GeoRasterLayer({
          debugLevel: 0,
          georaster,
          resolution: 512
        });
        layer.addTo(map);
      });
    </script>
  </body>
</html>