Format
WebP
Summary
- Name
- WebP
- Version
- Lossy
- Identifiers
-
- PUID: fmt/566
- MIME: image/webp
- Format type
- Image (Raster)
- Description
- WebP is a raster image format developed by Google that uses the Resource Interchange File Format as a container. WebP's lossy compression algorithm is based on the intra-frame coding of the VP8 video format.
- File extensions
-
webp - Submitted by
- Digital Preservation Department / The National Archives
- Developed by
- Supported by
Relationships
- Has priority over
Internal signatures
WebP Lossy
- Description
- RIFF{4}WEBPVP8
- Provenance
- https://developers.google.com/speed/webp/docs/riff_container#example-file-layouts
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- 0
- Byte Sequence
52494646{4}5745425056503820- Endianness
- None
Changelog
-
V118
- Release date
- 30 April 2024
-
Updated
WebP Lossy: Added MIME type identifier image/webp. Submitted by Archives New Zealand.
-
V115
- Release date
- 15 November 2023
-
Updated
WebP Lossy: Added MIME type identifier webp/image. Submitted by Archives New Zealand.
-
V114
- Release date
- 22 August 2023
-
Updated
WebP Lossy: Added priority over fmt/1886. Submitted by New York Public Libraries and Preservica.
-
V69
- Release date
- 19 July 2013
-
Added format
WebP Lossy: Outline Entry Added.
-
Added signature
WebP Lossy: Signature developed through PRONOM Research.