 The Nikon D90 with 720p video was announced in August 2008, and the Canon EOS 5D Mark II with 1080p video was announced in September 2008.The Canon EOS 5D Mark II was the first DSLR to offer full control over its real-time exposure simulation live preview for video, rather than just autogain/framing only live preview.Live preview can show additional information, such as an image histogram, focal ratio, camera settings, battery charge, and remaining storage space.