Weekly pre-release

What's Changed

• Init Motion Est: Refine mvs when subsampleing reduced by @KyleSiefring in #2892

After doubling the sample rate of motion estimation (e.g. quarter-res to half-res), refine the search performed at the lower supsampling level by searching a 4x4 region around the previous mv.

https://beta.arewecompressedyet.com/?job=crop_edge_init_me%402022-01-27T19%3A13%3A43.336Zjob=refine_me_ssdec3%402022-02-03T16%3A23%3A23.724Z

PSNR Y	PSNR Cb	PSNR Cr	CIEDE2000	SSIM	MS-SSIM
-0.0595	-0.2343	0.0195	-0.1685	-0.0728	-0.0919

PSNR-HVS Y	PSNR-HVS Cb	PSNR-HVS Cr	PSNR-HVS	VMAF	VMAF-NEG
-0.0768	-0.2228	0.0468	-0.0770	-0.1966	-0.2165

Full Changelog: p20220201...p20220208