Vertical offset in DSI (video mode) output image problem

[MGhor.1]

How to get rid of Image Vertical Offset as shown in the image below tried different Vertical front porch & back porch, different DSI an
d LTDC Clk, Getting different Offset. What’s the reason, it’s because of Vertical timing or other sources?

[JSime.1]

Currently working on a similar issue with the vertical offset happening in video mode, did you end up finding the solution?

I was thinking it might of been both horizontal and vertical porch values, I haven't messed with the values I already have but will start altering them soon.