M65762FP Datasheet, PDF (23/28 Pages) Mitsubishi Electric Semiconductor – QM-CODER(purpose of reducing)

MITSUBISHI SEMICONDUCTOR (LSI)
M65762FP
QM-CODER
[Appendix A.1] JBIG Data Structure
BIE
;Bi-level Image Entity
BIH
DL
D
P
-
XD
YD
LD
MX
MY
Order
;Bi-level Image Header
1
;lowest resolution layer
1
;finel resolution layer
1
;number of bit-planes
1
;dummy 0
4
;horizontal dimmension at highest resolution
4
;vertical dimmension at highest resolution
4
;number of lines per stripe at lowest resolution
1
;maximum horizontal offsets allowed for AT pixel
1
;maximum vertical offsets allowed for AT pixel
1
;order byte
-
HITOLO
SEQ
ILEAVE
SMID
b7-4;dummy 0
b3 ;resolution-order distinction
b2 ;progressive-versus-seqential distinction
b1 ;interleaving of multiple bit-planes
b0 ;indexed over stripe is in middle
Options 1 ;option byte
-
LRLTWO
VLENGTH
TPDON
TPBON
DPON
DPPRIV
DPLAST
b7 ;dummy 0
b6 ;lowest resolution-layer two line template
b5 ;NEWLEN(new vertical dimmension)marker enable
b4 ;differential-layer TP enable
b3 ;lowest-resolution-layer TP enable
b2 ;DP enable
b1 ;private DP table
b0 ;DP table last is to be reused
DPTABLE 0/1728 ;private DP table
(it is present only if DPON=1, DPPRIV=1, DPLAST=0)
BID
;bi-level Image Data(( 1 2 ) x N)
1 Flloating Marker Segments( a ~ c )
a AT move marker
ESC
1
;FFh
ATMOVE
1
;06h
YAT
4
;line in which an AT switch is to be made
τX
1
;holizontal offset of the AT pixel
τY
1
;vertical offset of the AT pixel
b new-length marker
ESC
1
NEWLEN
1
YD
4
;FFh
;05h
;new YD
c comment marker
ESC
1
COMMENT 1
LC
4
comment
LC
;FFh
;07h
;length in bytes of private comment
;contents of comment
2 SDE ;Stripe Data Entry
(Within the frame: LSI support range)
PSCD
ESC
SDNORM/SDRST
;Protected Stripe Coded Data
=byte stuffed SCD(Stripe Code Data)
1 ^;FFh
1 ^{;normal terminate(02h)}
;/reset "state" for next SDE(03h)
abort BID marker
ESC
1
ABORT
1
reserved marker
ESC
1
RESERVE 1
;FFh
;04h
;FFh
;01h