cocorico!

vooya: Screenshots.

Many options to specify a raw video format, with instant preview

vooya offers the famous mouse/keyboard-driven magnifier, image adjustments and histogram view

Cycle through color channels

Examine the difference between two files with PSNR, MSE and SSIM

you can rotate, extract and color-split video files

Free on Ubuntu, Debian and Centos

The tiny pin shows vooya will stay topmost
picture is (c) copyright 2008, Blender Foundation / www.bigbuckbunny.org

You can synchronize multiple instances of vooya

vooya, shamelessly exposing his Tools menu

We can dump metrics over time to file/stdout/stderr

Sub-sequence extraction on linked videos

The difference indicator feature as per color channel