Cloudinary Blog

Blog posts of 'Image-transformation' tag
Increase engagement with on-the-fly cartoon effect

We all know that images attract interest and increase engagement, but with the huge overload of images out there, we sometimes need to get creative to stand out in the crowd. Your users who upload photos to your site or app may also be looking for those same creative opportunities. A quick look at the most popular social media apps and their continually increasing toolbox of special photo effects shows the increasing trend in popularity and demand for these fun ways of expressing one’s identity.

Cartoonifying a photo is one great way to accomplish this.

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Automating image manipulation with user-defined variables

No programmer could imagine a world without variables. Neither can Cloudinary. That’s why Cloudinary now offers image transformations that support user-defined variables.

Using Cloudinary, you can already deliver transformed images with a variety of transformations, including resizing, cropping, rotating, a huge toolbox of special effects and filters, text and image overlays, and more, all of which you can deliver responsively, on-the-fly, and optimized for quick delivery via CDN.

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Authentication via cookies for session-based access control

Controlling who can access your images and videos, and when, can be an important concern for your business and security workflow. You may have resources that you only want some of your users or employees to access, or you may need to make sure that your original resources are secure, and only transformed (edited) versions of your resources are delivered, e.g., with a watermark or logo displayed.

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Cloud-based image filter transformations for developers

Every picture has a story to tell. But the story it tells can change when you change the color tone, saturation, contrast, or other elements of a photo.

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.

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Three different ways to do progressive JPEG encoding

There are two different kinds of JPEG images: progressive JPEGs and non-progressive JPEGs. These categories have nothing to do with the JPEGs’ political beliefs. They’re all about the order in which they’ve been encoded.

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Using smart-cropping for automatic art direction

Note: this article was originally published in Smashing Magazine.

Four years ago, Jason Grigsby asked a surprisingly difficult question: How do you pick responsive images breakpoints? A year later, he had an answer: ideally, we’d set responsive image performance budgets to achieve “sensible jumps in file size”. Cloudinary built a tool that implemented this idea, and the response from the community was universal: “Great! Now – what else can it do?” Today, we have an answer: art direction!

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What to consider when developing media rich websites and apps
Websites have evolved greatly over the past few years. Once text-heavy websites have become more eye-catching with prominent images and video. But the addition of richer media isn’t the only change impacting websites. Consumer behavior also factors into this evolution, as web access has moved from the desktop realm to a variety of different devices – smartphones, tablets, laptops, smartwatches and TVs – with different dimensions and resolutions. And consumers want to be able to access web content anytime and from any location.
 
To ensure that website performance is optimized, bandwidth usage is minimized and users have a top-notch experience, we will need to address many challenges.

High resolution images and videos

If a picture is worth 1,000 words, it’s no surprise that website owners are using images and videos as powerful tools on their websites to engage visitors. High-resolution images look best, but these files are so big that they cause websites to load slowly and use excessive bandwidth. These problems frustrate visitors, and potentially decrease their incentive to  engage further on the website.
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