This specific version indicates the following technical properties:
: The file was encoded from a retail Blu-ray disc. Professional reviews of the official M*A*S*H Blu-ray note that while the film's original soft, grain-heavy visual style is preserved, the 1080p-based transfers are generally clean and free of digital noise reduction. MASH.1970.BluRay.720p.H264
Difference between Export H.264 and H.264 Blu-ray? - Adobe Community grain-heavy visual style is preserved