Quick photo Study, Portrait Painting - full-size img+video demo

Here is a Quick Photo Study I did in early August (real time in 3 hours.)
For a Fine Completeness portrait painting, I usually spend 10-30 hours.^^

Brush set I use on this piece was as same as I shared before on Gumroad:https://gumroad.com/yanjuncheng

Video Length:52min
Video speed x 3

Software: Photoshop cc

Reference photo: https://www.pinterest.com/pin/369858188130387455/