In XnView, the term "panorama images" is used for images joined horizontally or vertically. Panorama images in the sense of panorama views, that is views that are created from several photographs at the same position and in different directions, are not discussed here and are not supported by XnView.
For creating panorama images, the image may have completely different contents, since the image are just joined to a large image.
Here is a panorama image created of five images:
How To Create a Panorama Image:
XnView creates and displays the panorama image. If the original images have different height, or width, respectively, it is recommended to cut the panorama image.