Pocket PC Bitmap

File Format
Name	Pocket PC Bitmap
Ontology	Electronic File Formats Graphics Pocket PC Bitmap
Extension(s)	.2bp
Released	~1996

Pocket PC Bitmap (2BP) is a bitmap image format used on early Windows CE devices. It is a 4-tone grayscale format.

Evidently, 2BP is the same as Windows BMP v3, except that it has a bit depth of 2. The palette might always contain the grayscale colors {0x00, 0x80, 0xc0, 0xff}.

Software

• Konvertor
• XnView
• Netpbm: bmptopnm
• Tom's Viewer

Sample files

• https://github.com/apple-oss-distributions/zip/tree/zip-6/unzip/unzip/wince → *.2bp

Links

• Microsoft article about converting .2bp to .bmp
• BITMAPINFOHEADER (Windows CE 5.0)