
Table 40.7 MPEG
macroblock types
Prediction
Typ. quantizer
matrix
Intra
Nonintra
Backward
predictive-coded
Forward
predictive-coded
Bidirectionally
predictive-coded
None- the macroblock is self-contained
Predicts from a future anchor picture
Perceptual
Flat
Predicts from a past anchor picture Flat
Averages predictions from past and future Flat
anchor pictures
Table 40.8 MPEG
Binary Anchor
picture coding types
code picture?
Permitted macroblock types
I-picture
001 Yes
P-picture
010 Yes
B-picture
011 No
Intra
Intra
Forward predictive-coded
Intra
Forward predictive-coded
Backward predictive-coded
Bidirectionally predictive-coded ...