L64105 LSI Logic Corporation, L64105 Datasheet - Page 253

• Manufacturer Part Number: L64105
• Description: Mpeg-2 Audio/video Decoder
• Manufacturer: LSI Logic Corporation

8.2.6 Picture Coding Extension
Table 8.6
Parameter
extension_start_code
(PscB5)
extension_start_code_
identifier
f_code[0][0]
f_code[0][1]
f_code[1][0]
f_code[1][1]
intra_dc_precision
picture_structure
top_field_first
frame_pred_frame_dct
concealment_motion_
vectors
q_scale_type
intra_vlc_format
alternate_scan
repeat_first_field
chroma_420_type
progressive_frame
(Sheet 1 of 2)
Picture Coding Extension Processing
Table 8.6
parameters present in the Picture Coding Extension.
Postparser Operation
G[1:0]
A[3:0]
B[3:0]
C[3:0]
D[3:0]
E[3:0]
F[1:0]
M0
O0
H0
K0
N0
P0
L0
J0
I0
shows the actions the decoder takes for each of the
32
4
4
4
4
4
2
2
1
1
1
1
1
1
1
1
1
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
uimsbf
bslbf
n
y
y
y
y
y
y
y
y
y
y
y
y
y
y
y
y
n
n
y
y
y
y
y
y
y
y
y
y
y
y
y
y
y
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
B3 B2
C3 C2
D3 D2
E3 E2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
C1
D1
G1
B1
E1
F1
0
0
0
0
0
0
0
0
0
0
8-11
M0
C0
D0
G0
H0
N0
O0
B0
E0
F0
K0
P0
J0
L0
I0
0