Different video styles use different sizes of photos. Some are horizontal (landscape) and some are vertical (portrait). For the most part, though, images that are 1920 x 1080 (Full HD) will work very well. That's about 2 megapixels, if you're using photos from your digital camera or phone.
Images that are 1920 x 1080 (Full HD) will work very well in general
Written by Anton EliassonUpdated over a week ago