Thanks for the warning. Of course using a secure library is preferred. Though it's really hard to use something that isn't very well documented and I just have

Thanks for the warning. Of course using a secure library is preferred. Though it's really hard to use something that isn't very well documented and I just have a few months of experience working with C. Which is also a potential dangerous combination. I found another library that wraps libpng https://github.com/nilx/io_png https://github.com/nilx/io_png Maybe I could be more successful with that library.