New interface for glow function
Test implementation for glow filter
Edit glow implementation
Add glow sample
edit glow sample, edit CMakeLists
edit implementation
Fix glow test
Edit interface glow function, add exception handling, add new test for glow
Change interface glow function, create new sample
Correct interface of glow function
add constant COUNT_CHANNEL
add cv_assert
add regression test
add images for regression test
change type of destination image
Doc without images
Doc
add filmGrain documentation
add documentation
del switch, fix regression test