Select winner images and display them
Winner will be not determined automatcially. It is on you to determine winner. You can simply sort by voting in backend and then mark winner images in backend and display them them via cg_gallery_winner shortcode. It can’t be voted in winner gallery. You can preselect order when page loads for each shortcode. So preselect order by rating descend when page loads like in example for cg_gallery_winner shortcode:
The photo contest is over
You have already voted for this picture
You have already used all your votes
Your picture upload was successfull and instantly approved. Check your email (when filled out) to see the message with the link to the approved image.
Upload form mixed contest example
Upload an example image see the functionality of Contest Gallery. The image will be instantly activated and displayed in the gallery without site reload. If you proivde an email you will receive a link to your image in the gallery.