Techniques for Squeezing Images for All They’re Worth. An image’s dimensions on screen are measured in pixels: width and height.
An image’s quality is determined by less tangible factors: composition, mood, style, contents. But none of that matters if people get impatient waiting for the file to download. Web images change in file size when compressed. Smaller files are faster to download, which makes for a better browsing experience. Most Effective Method to Reduce and Optimize PNG Images. Introduction Just recently, I was assigned to in charge of an iPhone game website.
Due to the design, it needs heaps of png files so that I can use CSS to layer them together. TinyPNG – Compress PNG images while preserving transparency.