[QUOTE=Mr. Belvedere;2269386]Err, mpeg is a compression schematic itself…
If the data is 4 or less gigabytes you can safely say it usually is compressed a little.[/QUOTE]
You make a good point there Mr.Belvedere about M peg being compressed itself.
So would that mean it would be possible to find Macroblocking on a retail DVD in a fast action scenes, or is this only caused by other people encoding the movie after wards, because they want to reduce the file size of the original DVD.
This is what i find sometimes (Example Below)