Extract Clear Stills From Video

I have an MP4 video that is already 1080p+, yet several key frames are still too soft for me to confirm the person on-screen. I do not need the entire clip enhanced; I only care about highly focused, frame-by-frame... (Budget: $250 - $750 USD, Jobs: Adobe Photoshop, After Effects, Image Processing, Photo Editing, Photoshop, Video Editing, Video Production, Video Services)