Using SmartVectors and VectorTransform node, set to output STMAP, to drive an animated mask, that can be used for marker removals, color corrections and etc.
Advance luma keyer
Comp QC Toolset/Group to help assist you in passing the tech QC stage of a compositing shot.
i develop Glint_light for high light img v_01 i hope you like!
This node samples the color of an image and plot the values to a LookupCurve node. It also gives you some option to manipulate the data from the sampling including applying a Douglas-Peucker curve simplification algorithm.