Format
Peak Graphical Waveform File
Summary
- Name
- Peak Graphical Waveform File
- Identifiers
- PUID: fmt/330
- Format type
- Audio
- Description
- Peak files contain waveform information for audio files (e.g. wav or mp3). They allow some applications to generate a graphical representation of the waveform of the audio content of associated audio files, and can enable such audio files to be accessed more quickly by reducing the time it takes to draw the waveform of the audio content.
- File extensions
-
pk - Submitted by
- Digital Preservation Department / The National Archives
Internal signatures
Peak File
- Description
- Signature based on recurring header byte sequence observed in sample test formats.
- Provenance
- Ongoing DROID research.
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
F106000000[01:02]0000{3}00{3}0000000000{4}FFFFFFFF00000000- Endianness
- None
Changelog
-
V109
- Release date
- 1 November 2022
-
Updated
Peak Graphical Waveform File: Changed filetype to Audio. Submitted by National Library of the Netherlands.
-
V49
- Release date
- 5 April 2011
-
Added format
Peak Graphical Waveform File: Outline entry added.
-
Added signature
Peak Graphical Waveform File: Signature developed through PRONOM Research.