Indigo2 Video for Indigo2 IMPACT is a video option that provides a Silicon Graphics Indigo2 IMPACT workstation with the ability to input and output graphic and video images and record them to disk or videotape, as well as to conduct video conferencing. Indigo2 IMPACT Video fully utilizes all calls and controls in the Silicon Graphics Digital Media library, such as the Video Library, as well as controls that are native to Indigo2 Video only. Written for the sophisticated video user with a background in C programming who wishes to develop video programs for the Indigo2 IMPACT workstation, this guide explains features of the Video Library (VL) and gives step-by-step instructions for creating VL programs that make use of the Indigo2 Video board capabilities.