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Format

Daisy Talking Book Navigation Control File

Summary

Name
Daisy Talking Book Navigation Control File
Version
3
Identifiers
PUID: fmt/2033
Format type
Audio
Description
DAISY (Digital Accessible Information System) is a type of digital book format originally conceived in 1988 as a way of creating talking books for the visually impaired. Books are actually a package of interoperable files. The ncx file is the first file accessed as it lays out the navigation for the whole Daisy Talking Book.
File extensions
ncx
Source
Brigham Young University / Brigham Young University
Developed by
The DAISY Consortium / The DAISY Consortium
Supported by
The DAISY Consortium / The DAISY Consortium

Relationships

Has priority over

Internal signatures

Daisy Talking Book Navigation Control File v.3

Note
BOF offset 0-3: <?xml version=("|')1.0("|'){0-256}<ncx EOF offset 0-16: </ncx>

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
3
Byte Sequence
3C3F786D6C2076657273696F6E3D(22|27)312E30(22|27){0-256}3C6E6378
Endianness
None
Min Frag Length
Absolute from EOF
Offset
0
Max offset
16
Byte Sequence
3C2F6E63783E
Endianness
None

Changelog

  • Added in V120

    Release date
    25 February 2025

    Daisy Talking Book Navigation Control File: Signature researched and samples provided by The National Library of Estonia and Brigham Young University.

    Daisy Talking Book Navigation Control File: Full entry added. Submitted by The National Library of Estonia and Brigham Young University.