Mar 18, 2009 #1 T TVguy Member Jun 1, 2008 370 0 16 There is no magic. It is called scaling via interpolation. A DVD has 480 lines HD is 720 or 1080 lines. An upconverter "guesses" the missing lines.
There is no magic. It is called scaling via interpolation. A DVD has 480 lines HD is 720 or 1080 lines. An upconverter "guesses" the missing lines.