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 color and film grain filters.
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.