something about read bmp file

[xiaofengliu]

I want to read a part of a picture,for example ,a picuture ,what I only want to display in the front palette is that the center region of it?Which vision function

should I use?Thank you so much!

[xiaofengliu]

if I use Image mask,only region out of ROI is black .I want the region out of ROI is cut off.

[Silver_Shaper]

Hi

You can do this with the use of IMAQ Extract function