Transformation settings

The following steps describe how to set the transformation settings:

  1. Once all the eight GCPs have been created, click on the transformation settings button ().
  2. Here, you can choose appropriate values for the Transformation type, Resampling method fields, and other output settings. There are seven choices for Transformation type. This setting will determine how the ground control points are used to transform the image from the source to the destination coordinate space. Each will produce different results, and these are described as follows; for this example, choose Polynomial 2:
    • Linear: This algorithm simply creates ...

Get Mastering Geospatial Development with QGIS 3.x - Third Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.