11.07.2015 Views

acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

acknowledgements for ansi/nist-itl 1-2011 - NIST Visual Image ...

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

ANSI/<strong>NIST</strong>-ITL 1-<strong>2011</strong> - UPDATE 2013 DRAFT VERSIONB.2.3.3 User-defined fields <strong>for</strong> Type-7 recordsThe remaining fields (Section 8.7.3) of the Type-7 logical record shall be user-defined.Individual fields required <strong>for</strong> a given transaction, such as field description, size, and contentshall con<strong>for</strong>m to the specifications set <strong>for</strong>th by the agency to whom the transmission is beingsent.B.2.3.4 End of Type-7 recordSince the Type-7 logical record is a defined and specified series of binary data fields, noadditional bytes shall be transmitted to signify the end of this logical record type.B.2.4Type-8 recordTable 114 provides a list of the fields <strong>for</strong> the Type-8 logical record (See Section 8.8). Theorder of fields <strong>for</strong> Type-8 records is fixed. All fields and data in Type-8 records shall berecords as binary in<strong>for</strong>mation.Table 114 Type-8 record layoutFieldNumberTag Field Description Byte Count Byte Position1 LEN LOGICAL RECORD LENGTH 4 1-42 IDC INFORMATION DESIGNATIONCHARACTER1 53 SIG SIGNATURE TYPE 1 64 SRT SIGNATURE REPRESENTATIONTYPE5 ISR IMAGE SCANNINGRESOLUTION1 71 86 HLL HORIZONTAL LINE LENGTH 2 9-107 VLL VERTICAL LINE LENGTH 2 11-128 DATA SIGNATURE IMAGE DATA – 12 13 through If the SRT field contains the binary value of “0” then DATA shall contain the uncompressedscanned binary image data <strong>for</strong> the signature. In uncompressed mode, the data shall bepacked at eight pixels per byte.If the SRT field contains the binary value of “1” then this field shall contain the scannedbinary image data <strong>for</strong> the signature in compressed <strong>for</strong>m using the ANSI/EIA-538-1988facsimile compression algorithm.452

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!