Compressed image formats like PNG, JPG and WebP do a fantastic job of reducing the file size of your images for distribution & transfer. But once your images get off of the disk, and into memory, all those great compression savings, disappear. And serious application developers know that smaller images don’t have to stop with disk formats.
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Follow along as Colt McAnlis describes how to reduce your bitmap memory woes with the help of some of Android’s not-so-obvious compressed pixel formats. Each one reduces the bits needed, per pixel, to produce a smaller memory footprint. But be careful, each one also reduces the visual quality of your image, so it’s important to understand what format, is best for what situation.