These examples demonstrate how the specialized video editor Video Artifact can improve source video files from different cameras. Different source cases require different improve methods and parameters. It is a very creative work.
Panasonic GH3 example of VA Premium de-halo and resize filters. 1920x1080 → 3840x2160.
Example of VA Premium details restoration and antialiasing filters.
Example of VA Premium denoise filters. Very hard noise to remove because H.264 dancing pixels artifact.
Example of a VA Premium denoise and micro sharp filters for Panasonic GH2 hacked.
Example of a VA Premium MJPEG artifact restoration and resize. 320x240 → 960x720.