Real-Time DVB-MHP Interactive Data Transcoding to Blu-Ray

Table 3

Fields in the jar header.

	Field	Size (bytes)	Description	Transcoded value
1	Local file header signature	4	Marks the beginning of a new entry	Fixed to 04034b50h
2	Version needed to extract	2	Zip specification version needed to extract the file.	Fixed to 0014h (simple file)
3	General purpose bit flag	2	General purpose flags, bit flags are specified in [27]	Fixed to 0000
4	Compression method	2	Indicates the method used for file compression	Fixed to 0000 (no compression)
5	Last mod file time	2	Last file modification time	Obtained from the system clock
6	Last mod file date	2	Last file modification date	Obtained from the system clock
7	crc_32	4	Cyclic redundancy check code	Based on file data, calculated using a table based fast algorithm
8	Compressed size	4	Size of the file after compression	Copied from the BIOP object headers
9	Uncompressed size	4	Size of the uncompressed file	Copied from the BIOP object headers
10	Filename length	2	Number of bytes in the filename	Obtained after the filename is built
11	Extra field length	2	Length of the extra field	Fixed to 00 (no extra field)
12	Filename	Variable	Filename including the path (directories)	Generated from objects in the carousel
13	Extra field	Variable	User defined extra fields	Not included in the generated header