background image
ISO/IEC 10918-1 : 1993(E)
TISO1280-93/d066
Decode_image
No
Yes
Error
Decoder_setup
Interpret markers
Decode_frame
Done
No
Yes
SOI marker
?
SOF marker
?
n
Figure E.6 ­ Control procedure for decoding compressed image data
Figure E.6 [D66], = 14 cm = 547 %
Table E.1 ­ Markers recognized by "Interpret markers"
Marker
Purpose
DHT
Define Huffman Tables
DAC
Define Arithmetic Conditioning
DQT
Define Quantization Tables
DRI
Define Restart Interval
APP
n
Application defined marker
COM
Comment
Note that optional X'FF' fill bytes which may precede any marker shall be discarded before determining which marker is
present.
82
CCITT Rec. T.81 (1992 E)
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