For now just the in game camera. Custom ratios don't work, only 16:9 or else it gets letterboxed.
Far Cry 4 is an upcoming action-adventure first-person shooter video game developed by Ubisoft Montreal and published by Ubisoft for the PlayStation 3, PlayStation 4, Xbox 360 and Xbox One video game consoles, and Microsoft Windows. The sequel to the 2012 video game Far Cry 3, it is the fourth installment in the Far Cry series. It will be released in North America, United Kingdom and Europe on November 18, 2014, and in Australia it will be released November 20, 2014. It will be also released on January 22, 2015 in Japan.