RDIB

RDIB (or RIFF DIB) is a raster image file format based on RIFF, and Windows BMP or OS/2 BMP format. There are two varieties: "simple RDIB", which is a standard BMP file in a RIFF container, and "extended RDIB", which is more complex.

Identification
Files begin with bytes.

Specifications

 * Multimedia Programming Interface and Data Specifications 1.0