How to calculate velocity of ink (as velocity vectors) with image processing

Hi how can I calculate velocity of ink diffution (as velocity vectors) with image processing

I attached some screenshots of my video and my video

Answer 1

[Image Analyst]

Use the Color Thresholder on the Apps tab to find the red dye. Then use find() or regionprops() to get the leftmost x (column) value.

Here's a related demo, attached, that may help.

Write back if you have any problems.

[Mohammad Sh]

thank you so much