What is an aspect ratio, and why is it important?

The aspect ratio of an image or video is the proportional relationship of the width to the height.

An aspect ratio does not have units attached. Instead, it represents how large the width is compared to the height.

This means that an image measured in centimetres will have the same aspect ratio even if measured in inches or feet. The relationship between its width and height determines the ratio and shape, but not the image’s actual size.

Curated by Martin R Ricketts

Source: https://shutr.bz/3WiIDuq

One of the main reasons why proper aspect ratio is important is that it ensures that the visual content will be displayed correctly on different devices and platforms.

If the aspect ratio is not  ...