Mp4: 235

If you need to deliver a file directly from a camera without editing, 16-235 is often the safer "necessary" choice to ensure it looks correct on all displays immediately.

The standard for most compressed video distribution, including MP4. Here, 16 is defined as "Reference Black" and 235 as "Reference White". Why Does MP4 Use 16-235? 235 mp4

In the digital world, an 8-bit signal provides 256 possible values (0 to 255). If you need to deliver a file directly