When the screen is mounted in landscape, the picture will look like this
But when the screen is mounted in portrait, the image will be orientated in the correct manner.
root | |||||
├ autoplay | |||||
│ ├ 001.jpg | |||||
│ ├ 001.mp4 | |||||
│ ├ 030.mp4 | |||||
│ └031.mp4 (It is out of range) |