How to dump out an array of pixels as a png?

Question

I'm on MacOSX.

I have read out an image, as

char image[WIDTH][HEIGHT][3]; // row, col, rgb value

Now, I want to dump it out as a png file. What is the quickest way to do this?

Answer 1

http://zarb.org/~gc/html/libpng.html <-- amazing tutorial.