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Format

FrameMD5

Download XML

Summary

Name
FrameMD5
Identifiers
PUID: fmt/1173
Description
FrameMD5 is incorporated by ffmpeg and is used to generate frame by frame checksums of each decoded audio and video frame within a media file. For each frame it provides a timestamp, size in bytes, and an MD5 checksum, which can be used to verify the integrity of the decoded data.
File extensions
framemd5, md5
Source
Technische Informationsbibliothek (TIB) Hannover / Technische Informationsbibliothek (TIB) Hannover

Internal signatures

FrameMD5

Note
BOF: '#format: frame checksums' {13-16}} '#hash: MD5', based on https://ffmpeg.org/doxygen/3.0/md5enc_8c_source.html (See framemd5_write_header), assuming newline can be CRLF.

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
23666F726D61743A206672616D6520636865636B73756D73{13-16}23686173683A204D4435
Endianness
None

Changelog

  • Added in V94

    Release date
    17 September 2018

    FrameMD5: Signature developed through PRONOM Research. Requested by both Technische Informationsbibliothek (TIB) Hannover, and Saxon State- and University Library Dresden (SLUB).

    FrameMD5: Full entry added. Requested by both Technische Informationsbibliothek (TIB) Hannover, and Saxon State- and University Library Dresden (SLUB).