Adobe AIR/팁 & 노하우
[AIR] JPEG JFIF Marker
우야꼬
2008. 2. 19. 18:07
JPEG JFIF Markers Parsing
Hex
Marker
Marker Name
Description
0x FFC0
SOF0
Start of Frame 0
Baseline DCT
0x FFC1
SOF1
Start of Frame 1
Extended Sequential DCT
0x FFC2
SOF2
Start of Frame 2
Progressive DCT
0x FFC3
SOF3
Start of Frame 3
Lossless (sequential)
0x FFC4
DHT
Define Huffman Table
0x FFC5
SOF5
Start of Frame 5
Differential sequential DCT
0x FFC6
SOF6
Start of Frame 6
Differential progressive DCT
0x FFC7
SOF7
Start of Frame 7
Differential lossless (sequential)
0x FFC8
JPG
JPEG Extensions
0x FFC9
SOF9
Start of Frame 9
Extended sequential DCT, Arithmetic coding
0x FFCA
SOF10
Start of Frame 10
Progressive DCT, Arithmetic coding
0x FFCB
SOF11
Start of Frame 11
Lossless (sequential), Arithmetic coding
0x FFCC
DAC
Define Arithmetic Coding
0x FFCD
SOF13
Start of Frame 13
Differential sequential DCT, Arithmetic coding
0x FFCE
SOF14
Start of Frame 14
Differential progressive DCT, Arithmetic coding
0x FFCF
SOF15
Start of Frame 15
Differential lossless (sequential), Arithmetic coding
0x FFD0
RST0
Restart Marker 0
0x FFD1
RST1
Restart Marker 1
0x FFD2
RST2
Restart Marker 2
0x FFD3
RST3
Restart Marker 3
0x FFD4
RST4
Restart Marker 4
0x FFD5
RST5
Restart Marker 5
0x FFD6
RST6
Restart Marker 6
0x FFD7
RST7
Restart Marker 7
0x FFD8
SOI
Start of Image
0x FFD9
EOI
End of Image
0x FFDA
SOS
Start of Scan
0x FFDB
DQT
Define Quantization Table
0x FFDC
DNL
Define Number of Lines
(Not common)
0x FFDD
DRI
Define Restart Interval
0x FFDE
DHP
Define Hierarchical Progression
(Not common)
0x FFDF
EXP
Expand Reference Component
(Not common)
0x FFE0
APP0
Application Segment 0
JFIF - JFIF JPEG image
AVI1 - Motion JPEG (MJPG)
0x FFE1
APP1
Application Segment 1
EXIF Metadata, TIFF IFD format,
JPEG Thumbnail (160x120)
Adobe XMP
0x FFE2
APP2
Application Segment 2
ICC color profile,
FlashPix
0x FFE3
APP3
Application Segment 3
(Not common)
JPS Tag for Stereoscopic JPEG images
0x FFE4
APP4
Application Segment 4
(Not common)
0x FFE5
APP5
Application Segment 5
(Not common)
0x FFE6
APP6
Application Segment 6
(Not common)
NITF Lossles profile
0x FFE7
APP7
Application Segment 7
(Not common)
0x FFE8
APP8
Application Segment 8
(Not common)
0x FFE9
APP9
Application Segment 9
(Not common)
0x FFEA
APP10
Application Segment 10
PhoTags
(Not common)
ActiveObject (multimedia messages / captions)
0x FFEB
APP11
Application Segment 11
(Not common)
HELIOS JPEG Resources (OPI Postscript)
0x FFEC
APP12
Application Segment 12
Picture Info (older digicams),
Photoshop Save for Web: Ducky
0x FFED
APP13
Application Segment 13
Photoshop Save As: IRB, 8BIM, IPTC
0x FFEE
APP14
Application Segment 14
(Not common)
0x FFEF
APP15
Application Segment 15
(Not common)
0x FFF0 ...
0x FFF6
JPG6
JPEG Extension 0 ...
JPEG Extension 6
(Not common)
0x FFF7
JPG7
SOF48
JPEG Extension 7
JPEG-LS
Lossless JPEG
0x FFF8
JPG8
LSE
JPEG Extension 8
JPEG-LS Extension
Lossless JPEG Extension Parameters
0x FFF9
JPG9
JPEG Extension 9
(Not common)
0x FFFA
JPG10
JPEG Extension 10
(Not common)
0x FFFB
JPG11
JPEG Extension 11
(Not common)
0x FFFC
JPG12
JPEG Extension 12
(Not common)
0x FFFD
JPG13
JPEG Extension 13
(Not common)
0x FFFE
COM
Comment
0x FFFF
Stuff
Stuff Byte
Representation of 0xFF in data stream
JPEG JFIF Markers Parsing
| Hex | Marker | Marker Name | Description |
|---|---|---|---|
| 0x FFC0 | SOF0 | Start of Frame 0 | Baseline DCT |
| 0x FFC1 | SOF1 | Start of Frame 1 | Extended Sequential DCT |
| 0x FFC2 | SOF2 | Start of Frame 2 | Progressive DCT |
| 0x FFC3 | SOF3 | Start of Frame 3 | Lossless (sequential) |
| 0x FFC4 | DHT | Define Huffman Table | |
| 0x FFC5 | SOF5 | Start of Frame 5 | Differential sequential DCT |
| 0x FFC6 | SOF6 | Start of Frame 6 | Differential progressive DCT |
| 0x FFC7 | SOF7 | Start of Frame 7 | Differential lossless (sequential) |
| 0x FFC8 | JPG | JPEG Extensions | |
| 0x FFC9 | SOF9 | Start of Frame 9 | Extended sequential DCT, Arithmetic coding |
| 0x FFCA | SOF10 | Start of Frame 10 | Progressive DCT, Arithmetic coding |
| 0x FFCB | SOF11 | Start of Frame 11 | Lossless (sequential), Arithmetic coding |
| 0x FFCC | DAC | Define Arithmetic Coding | |
| 0x FFCD | SOF13 | Start of Frame 13 | Differential sequential DCT, Arithmetic coding |
| 0x FFCE | SOF14 | Start of Frame 14 | Differential progressive DCT, Arithmetic coding |
| 0x FFCF | SOF15 | Start of Frame 15 | Differential lossless (sequential), Arithmetic coding |
| 0x FFD0 | RST0 | Restart Marker 0 | |
| 0x FFD1 | RST1 | Restart Marker 1 | |
| 0x FFD2 | RST2 | Restart Marker 2 | |
| 0x FFD3 | RST3 | Restart Marker 3 | |
| 0x FFD4 | RST4 | Restart Marker 4 | |
| 0x FFD5 | RST5 | Restart Marker 5 | |
| 0x FFD6 | RST6 | Restart Marker 6 | |
| 0x FFD7 | RST7 | Restart Marker 7 | |
| 0x FFD8 | SOI | Start of Image | |
| 0x FFD9 | EOI | End of Image | |
| 0x FFDA | SOS | Start of Scan | |
| 0x FFDB | DQT | Define Quantization Table | |
| 0x FFDC | DNL | Define Number of Lines | (Not common) |
| 0x FFDD | DRI | Define Restart Interval | |
| 0x FFDE | DHP | Define Hierarchical Progression | (Not common) |
| 0x FFDF | EXP | Expand Reference Component | (Not common) |
| 0x FFE0 | APP0 | Application Segment 0 | JFIF - JFIF JPEG image AVI1 - Motion JPEG (MJPG) |
| 0x FFE1 | APP1 | Application Segment 1 | EXIF Metadata, TIFF IFD format, JPEG Thumbnail (160x120) Adobe XMP |
| 0x FFE2 | APP2 | Application Segment 2 | ICC color profile, FlashPix |
| 0x FFE3 | APP3 | Application Segment 3 | (Not common) JPS Tag for Stereoscopic JPEG images |
| 0x FFE4 | APP4 | Application Segment 4 | (Not common) |
| 0x FFE5 | APP5 | Application Segment 5 | (Not common) |
| 0x FFE6 | APP6 | Application Segment 6 | (Not common) NITF Lossles profile |
| 0x FFE7 | APP7 | Application Segment 7 | (Not common) |
| 0x FFE8 | APP8 | Application Segment 8 | (Not common) |
| 0x FFE9 | APP9 | Application Segment 9 | (Not common) |
| 0x FFEA | APP10 | Application Segment 10 PhoTags |
(Not common) ActiveObject (multimedia messages / captions) |
| 0x FFEB | APP11 | Application Segment 11 |
(Not common) |
| 0x FFEC | APP12 | Application Segment 12 | Picture Info (older digicams), Photoshop Save for Web: Ducky |
| 0x FFED | APP13 | Application Segment 13 | Photoshop Save As: IRB, 8BIM, IPTC |
| 0x FFEE | APP14 | Application Segment 14 | (Not common) |
| 0x FFEF | APP15 | Application Segment 15 | (Not common) |
| 0x FFF0 ... 0x FFF6 |
JPG6 | JPEG Extension 0 ... JPEG Extension 6 |
(Not common) |
| 0x FFF7 | JPG7 SOF48 |
JPEG Extension 7 JPEG-LS |
Lossless JPEG |
| 0x FFF8 | JPG8 LSE |
JPEG Extension 8 JPEG-LS Extension |
Lossless JPEG Extension Parameters |
| 0x FFF9 | JPG9 | JPEG Extension 9 | (Not common) |
| 0x FFFA | JPG10 | JPEG Extension 10 | (Not common) |
| 0x FFFB | JPG11 | JPEG Extension 11 |
(Not common) |
| 0x FFFC | JPG12 | JPEG Extension 12 | (Not common) |
| 0x FFFD | JPG13 | JPEG Extension 13 | (Not common) |
| 0x FFFE | COM | Comment | |
| 0x FFFF | Stuff | Stuff Byte | Representation of 0xFF in data stream |