The Shape of Digital Imaging: Aspect Ratio
Wallace Jackson · Apress eBooks · 2015
Now that you have an understanding of the image resolution and how to calculate the number of pixels that make up your raster image, it is time to consider the shape (rectangular or square) of your digital imagery. Your digital imagery ’ s shape, known in the industry as its “ aspect ratio, ” is more important than you might think, especially when you’re changing it using image scaling (known as resampling) or image cropping. These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.