The Transfer Syntax Sub-Item shall be made of a sequence of mandatory fixed length fields followed by a variable field. Table 9-19 shows the sequence of the mandatory fields.
Table 9-19 TRANSFER SYNTAX SUB-ITEM FIELDS
|Item bytes||Field name||Description of field|
|2||Reserved||This reserved field shall be sent with a value 00H but not tested to this value when received.|
|3-4||Item-length||This Item-length shall be the number of bytes from the first byte of the following field to the last byte of the Transfer-syntax-name field. It shall be encoded as an unsigned binary number.|
|5-xxx||Transfer-syntax-name||This variable field shall contain the Transfer-syntax-name proposed for this presentation context. A valid Transfer-syntax-name shall be encoded as defined in Annex F. For a description of the use of this field see Section 18.104.22.168. Transfer-syntax-names are structured as UIDs as defined in PS 3.5 (see Annex B for an overview of this concept). DICOM Transfer-syntax-names are registered in PS 3.5.|