A Go lib to merge image files(jpeg, png, gif, bmp) in horizontally or vertically.
The merged image file will use the maxium width and height of the original files.
You should set background color(eg. color.White) by calling:
merge_images.SetBackgroundColor(color.White)Or, you will get merged image like below:
So, 
+ 
= 
(horizontally)
and + = 
(vertically)
After setting background color(here, it is color.White), merged file will look like below:
+ = 
(horizontally)
+ = 
(vertically)