This is a minor release with the following enhancements and bug fixes
- Quality metric has changed from PSNR to one based
on 4th powers of errors. This results in pictures with
more stable quality and fewer artefacts.
- Fixed bug with scaling motion vectors for non 4:4:4
- Fixed bug in encoder in downconverting a picture with
odd valued dimensions
- Fixed bug in encoder in handling input with 4:1:1
- Fixed bug in diagnostics tool in handling input with
4:1:1 chroma format.
- Updated algorithm documentation