If the video is from an iPhone check that the file does not have a variable frame rate because if it has MEP can't use it. First it would have to be converted to constant frame rate using a program like Handbrake.
If this doesn't help your problem please read the guidelines for the forum in the sticky threads above and provide all the info asked for. This will save a lot of time and possible guesswork from the members here trying to help you.
We need more information, your computer specification and a more detailed MediaInfo analysis, from the Text view, the info you have posted does not give us the required details - see this topic for the information required.