You're right, this comment should just be added to the file header and maybe the docs about H.264 processing in FFmpeg; otherwise this comment will get lost in

You're right, this comment should just be added to the file header and maybe the docs about H.264 processing in FFmpeg; otherwise this comment will get lost in a couple hours and the knowledge about all this will only be known by the people that made the change and not many more... I really wonder why it costs people so much to write the whys of everything technical they do in at least a source code comment, but it is indeed an everyday's uphill battle.