Format

Corel Wavelet Compressed Bitmap

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Summary

Name: Corel Wavelet Compressed Bitmap
Identifiers: PUID: x-fmt/202
Format type: Image (Raster)
Description: The Corel Wavelet Compressed Bitmap is a raster graphic image file that is compressed with wavelet image compression.
Format encoding: Text
File extensions: wi, wvl
Submitted by: Digital Preservation Department / The National Archives
Developed by: Corel Corporation
Supported by: Corel Corporation

Internal signatures

Corel Wavelet (WVL)

Description: BOF: 'CORWAV'

Byte sequences

Min Frag Length: Absolute from BOF
Offset: 0
Max offset: 0
Byte Sequence: 434F52574156
Endianness: None

Corel Wavelet (WI)

Description: BOF uses "WI ". Byte 4 appears to be a value between 01:06 and byte 8 appears to be a value between 40:46.

Byte sequences

Min Frag Length: Absolute from BOF
Offset: 0
Max offset: 0
Byte Sequence: 574904[01:06]{3}[40:46]
Endianness: None

Changelog

V96

Release date

21 January 2020
- Added signature
  
  Corel Wavelet Compressed Bitmap: Signature developed and samples provided by Church of Jesus Christ of Latter-day Saints as part of PRONOM Research Week 2019.
- Updated
  
  Corel Wavelet Compressed Bitmap: Description added providing more detail, notes on file extension added, an additional external file extension added, two internal signatures added. Submitted by Church of Jesus Christ of Latter-day Saints as part of PRONOM Research Week 2019.