Bonjour
@lylejk
It seems to me that they are flickering and ‘white’ points about the tribute to Stephen Hawking. Thank you for this idea.
@afre
The tiger is the one of the Ghostscript examples. I use it because it is known and its contours are clear.
:o)
It’s an attempt to create stars twinkling but there is surely better.
-n[-1] 0,255
-blur[-1] 2
-isophotes[-1] 6
{w},{h},1,4
-repeat {{{w}+{h}}/10}
-line[-1] {u(100)}%,{u(100)}%,{u(100)}%,{u(100)}%,1,255,255,255,255
-point {u(100)}%,{u(100)}%,0,1,255,255,255,255
-done
-and[-1,-2]
-i [-1]
-i [-1]
-dilate_circ[-3] 4
-dilate[-2] 10,1
-dilate[-1] 1,10
-blend[-1,-2,-3] alpha
