Comment by i336_

10 years ago

I found this explanation of Xiph.org's Daala (2013) very interesting and enlightening in terms of understanding video encoding: https://xiph.org/daala/

Related:

BPG is an open source lossless format for images that uses HEVC under the hood, and is generally better than PNG across the board: http://bellard.org/bpg/

For a runner-up lossless image format unencumbered by H265 patents (completely libre), try http://flif.info/.