MAGIX Fastcut [Download] Supported action cams: All standard action cams, e.g. from GoPro, Sony, Panasonic, Rollei, Olympus. Movie Wizard with special action templates automatically cuts videos to match the beat of the music. Automatic image enhancements & image stabilization. Audio filter for removing wind noise. Proxy video editing optimized for GoPro: Smoothly edit 4K & HD action cam videos.