參數(shù)資料
型號(hào): ZR36050
廠商: Zoran Corporation
英文描述: JPEG Image Compression Processor(JPEG 圖象壓縮處理器)
中文描述: JPEG圖像壓縮處理器(JPEG格式圖象壓縮處理器)
文件頁(yè)數(shù): 39/52頁(yè)
文件大?。?/td> 262K
代理商: ZR36050
ZR36050
39
ADVANCE INFORMATION
381
APPn[En]
382
LEN(H)
383
LEN(L)
3BF
APP end
3C0
COM[FF]
Start of COM. This 64-byte segment is used in both the encoding and decoding modes. If more than one COM
is encountered in the compressed file, or is needed in the encoding process, the new COM always starts from
beginning of the segment.
3C1
COM[FE]
3C2
LEN(H)
3C3
LEN(L)
3FF
COM end
Table 12.
JPEG Lossless Marker Segments
Address
Content
Description
040
SOF3[FF]
Start of frame. This variable length segment contains up to 34 bytes that defines 1–8 components and is used
both in the encoding and decoding modes. If there are fewer than 8 components, the remaining memory
locations are left unused
041
SOF3[C3]
042
LEN(H)
043
LEN(L)
044
P[2-12]
Precision
045
Y(H)
Most significant byte of number of Lines
046
Y(L)
Least significant byte of number of Lines
047
X(H)
Most significant byte of number of Columns
048
X(L)
Least significant byte of number of Columns
049
Nf
Number of Components in a frame
04A
C(1)
ID of the first Component
04B
H(1), V(1)
Sampling ratio factors of first Component
04C
[00]
05F
C(8)
ID number of last Component
060
H(8), V(8)
Sampling ratio factors of last Component
061
[00]
Table 11. JPEG Baseline Marker Segments (Continued)
Address
Content
Description
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