Chesapeake Times, Vol 7 | October 2021 What is a Vertical GeoTIFF?? GeoTIFF is a public domain metadata standard which allows geo-referencing information to be embedded within a TIFF file (Wikipedia). Normally, the GeoTIFF format is used for geo-referenced images, where each pixel in the TIFF represents a color to display at a specified geographic location. The metadata in the TIFF encodes the geospatial information needed to render the image at the appropriate location on the earth. SonarWiz offers extensive support for exporting seafloor imagery in this format. More recently, GeoTIFFs have been used to encode physical measurements rather than just imagery. …
Creating a GeoTIFF From an Online Basemap
Chesapeake Times, Vol 7 | October 2021 SonarWiz contains many individual capabilities. This alone makes it powerful software. These capabilities can be combined in various ways to extend that functionality. In this article I will go over one such use where I will configure an Online Basemap and then convert it to a GeoTIFF Basemap. In SonarWiz, a Basemap is a raster or vector map that is shown on the Plan View behind the sonar and other imagery. SonarWiz has many types of maps that it can use as a Basemap. The Online Basemap option will download the satellite image from an online database. While …