vision FPGA

[dalyto]

hi

im worked with  cRIO 9068,labview fpga 2014

i want to Applies a brightness, contrast, and gamma correction to an image(static image)

in FPGA with IMAQ FPGA BCGLookup VI

but  i can't get the image ,it displays a black image

i modified the cluster of the brightness, contrast, and gamma values.

but still same results (black image)

thanks for help