He is saying that since they already had photos of the same location taken in the summer when the leaves on the trees were presumably green, they could have simply adjusted the colors of the leaves in those same photos to orange, yellow, and red in photo editing computer software instead of driving back and taking new photos.
It is a commentary on how some people would rather simulate enjoyable events in their life with technology rather than going outside and experiencing things like the beauty of nature. The female understands this.
Note: the author feels that women are superior to men.