Cloudinary offers a wide variety of transformations that enable you to to manipulate images on the fly by using dynamic URLs. Web and mobile developers use these transformations on their images to achieve everything from optimization and responsive delivery to a variety of image improvement manipulations, with a huge collection of cool effects to choose between. One of the more robust transformations applies another image as a displacement map to manipulate your base image in a variety of ways. The displacement mapping algorithm evaluates every pixel in the image map and then displaces the pixels in the base image based on the intensity of the corresponding image map pixels.
A few years ago, post-processing a digital image generally required a high level of skill and expensive software such as PhotoShop. But in recent years, popular photo sharing apps such as Instagram, Flickr, and Snapchat started offering built-in filters. Professionals take advantage of filters to make subtle corrections or adjustments. Casual users often apply more prominent filters that add their own unique touch or just make their images more fun.