images

Quite Ok Image format, first official

Dec 26, 2021 File-format Images Anticryptography Encoding

QOI, the standard Earlier this month I wrote about an exciting new image format that was an option for simple and fast encoding while also being on par with state of the art formats. QOI was lossless, compressed about as well as PNG and was about as fast as an image can get to encode and decode. Dominic Szablewski …

Quite Ok image format

Dec 5, 2021 File-format Images Anticryptography Encoding

QOI There is a new image format in town. It is about on par with PNG for compression, and only encodes RGB and RGBA. What is interesting about it is how simple it is, and as a result of that simplicity how fast it is. So fast that it has achieved essentially O(n) which is the optimal performance scale for an image. …

PBM, the crayons of image formats

Nov 1, 2020 file-format images

Image standards, so many to choose from… Even before people had powerful graphics abilities in their PCs (remember until VGA was widely adopted in 90’s most PCs only supported 1, 4 or 16 colors) there were a literal sea of image formats. Most of them you will have never seen, heard of or used. Many were …

Encoding images

Oct 26, 2020 anticryptography images aliens

Note: The cover image is from Wikipedia and produced by Arne Nordmann An image is worth a thousand words and can take a million to send We all love images. They convey a lot of information very quickly and are often easier to digest than the written word. Our brains will accept them as fact, even when they …