VBM (VDC BitMap)

File Format
Name	VBM (VDC BitMap)
Ontology	Electronic File Formats Graphics Commodore graphics formats VBM (VDC BitMap)
Extension(s)	.vbm, .bm
Released	≤1995

VBM (VDC BitMap) is a bi-level raster image format associated with the ACE operating system for Commodore 64 and 128 computers. It was developed by Craig Bruce.

Identification

VBM files begin with a signature of 'B' 'M' 0xCB, followed by a 1-byte version number that is probably always either 0x02 or 0x03. Note the similarity to the unrelated Windows BMP format.

Specifications

• Description of the VBM file format

Software

• Konvertor
• http://csbruce.com/cbm/ftp/unix/pbmtovbm.c
• Rest7 Online Image Converter
• RECOIL
• Tom's Editor

Sample files

• http://csbruce.com/cbm/ftp/images/vbm/
• http://www.commodore.ca/manuals/funet/cbm/c128/graphics/viewers/vbm/index-t.html
• dexvert samples — image/vbm

Links

• GoDot: VBM loader
• ACE